Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

x/mobile: init fails #18028

Closed
akabos opened this issue Nov 23, 2016 · 1 comment

Comments

Projects
None yet
3 participants
@akabos
Copy link

commented Nov 23, 2016

Please answer these questions before submitting your issue. Thanks!

What version of Go are you using (go version)?

go version go1.7.3 darwin/amd64

What operating system and processor architecture are you using (go env)?

GOARCH="amd64"
GOBIN=""
GOEXE=""
GOHOSTARCH="amd64"
GOHOSTOS="darwin"
GOOS="darwin"
GOPATH="/Users/akabos/Library/Go:/Users/akabos/Go"
GORACE=""
GOROOT="/usr/local/go"
GOTOOLDIR="/usr/local/go/pkg/tool/darwin_amd64"
CC="clang"
GOGCCFLAGS="-fPIC -m64 -pthread -fno-caret-diagnostics -Qunused-arguments -fmessage-length=0 -fdebug-prefix-map=/var/folders/km/z6nl8hj561qfzcbqsq4ypq040000gn/T/go-build815976363=/tmp/go-build -gno-record-gcc-switches -fno-common"
CXX="clang++"
CGO_ENABLED="1"

What did you do?

go get -u golang.org/x/mobile/cmd/gomobile
gomobile init

What did you expect to see?

Expected no output and exit code 0.

What did you see instead?

gomobile: go install golang.org/x/mobile/app failed: exit status 2
# golang.org/x/mobile/app
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:16:
In file included from /System/Library/Frameworks/Carbon.framework/Headers/Carbon.h:29:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/HIToolbox.h:240:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/IMKInputSession.h:23:
In file included from /System/Library/Frameworks/Foundation.framework/Headers/Foundation.h:10:
In file included from /System/Library/Frameworks/Foundation.framework/Headers/NSArray.h:5:
/System/Library/Frameworks/Foundation.framework/Headers/NSObject.h:44:12: error: unknown property attribute 'class'
@property (class, readonly) BOOL supportsSecureCoding;
           ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:16:
In file included from /System/Library/Frameworks/Carbon.framework/Headers/Carbon.h:29:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/HIToolbox.h:240:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/IMKInputSession.h:23:
In file included from /System/Library/Frameworks/Foundation.framework/Headers/Foundation.h:12:
In file included from /System/Library/Frameworks/Foundation.framework/Headers/NSBundle.h:6:
/System/Library/Frameworks/Foundation.framework/Headers/NSString.h:262:12: error: unknown property attribute 'class'
@property (class, readonly) const NSStringEncoding *availableStringEncodings;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSString.h:269:12: error: unknown property attribute 'class'
@property (class, readonly) NSStringEncoding defaultCStringEncoding;    // Should be rarely used
           ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:16:
In file included from /System/Library/Frameworks/Carbon.framework/Headers/Carbon.h:29:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/HIToolbox.h:240:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/IMKInputSession.h:23:
In file included from /System/Library/Frameworks/Foundation.framework/Headers/Foundation.h:12:
In file included from /System/Library/Frameworks/Foundation.framework/Headers/NSBundle.h:11:
/System/Library/Frameworks/Foundation.framework/Headers/NSNotification.h:45:12: error: unknown property attribute 'class'
@property (class, readonly, strong) NSNotificationCenter *defaultCenter;
           ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:16:
In file included from /System/Library/Frameworks/Carbon.framework/Headers/Carbon.h:29:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/HIToolbox.h:240:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/IMKInputSession.h:23:
In file included from /System/Library/Frameworks/Foundation.framework/Headers/Foundation.h:12:
/System/Library/Frameworks/Foundation.framework/Headers/NSBundle.h:33:12: error: unknown property attribute 'class'
@property (class, readonly, strong) NSBundle *mainBundle;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSBundle.h:46:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSArray<NSBundle *> *allBundles;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSBundle.h:47:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSArray<NSBundle *> *allFrameworks;
           ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:16:
In file included from /System/Library/Frameworks/Carbon.framework/Headers/Carbon.h:29:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/HIToolbox.h:240:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/IMKInputSession.h:23:
In file included from /System/Library/Frameworks/Foundation.framework/Headers/Foundation.h:14:
In file included from /System/Library/Frameworks/Foundation.framework/Headers/NSCalendar.h:7:
/System/Library/Frameworks/Foundation.framework/Headers/NSDate.h:46:12: error: unknown property attribute 'class'
@property (class, readonly) NSTimeInterval timeIntervalSinceReferenceDate;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSDate.h:60:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSDate *distantFuture;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSDate.h:61:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSDate *distantPast;
           ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:16:
In file included from /System/Library/Frameworks/Carbon.framework/Headers/Carbon.h:29:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/HIToolbox.h:240:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/IMKInputSession.h:23:
In file included from /System/Library/Frameworks/Foundation.framework/Headers/Foundation.h:14:
/System/Library/Frameworks/Foundation.framework/Headers/NSCalendar.h:108:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSCalendar *currentCalendar;                                  // user's preferred calendar
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSCalendar.h:109:12: error: unknown property attribute 'class'
@property (class, readonly, strong) NSCalendar *autoupdatingCurrentCalendar NS_AVAILABLE(10_5, 2_0); // tracks changes to user's preferred calendar identifier
           ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:16:
In file included from /System/Library/Frameworks/Carbon.framework/Headers/Carbon.h:29:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/HIToolbox.h:240:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/IMKInputSession.h:23:
In file included from /System/Library/Frameworks/Foundation.framework/Headers/Foundation.h:15:
/System/Library/Frameworks/Foundation.framework/Headers/NSCharacterSet.h:21:22: error: unknown property attribute 'class'
@property (readonly, class, copy) NSCharacterSet *controlCharacterSet;
                     ^
/System/Library/Frameworks/Foundation.framework/Headers/NSCharacterSet.h:22:22: error: unknown property attribute 'class'
@property (readonly, class, copy) NSCharacterSet *whitespaceCharacterSet;
                     ^
/System/Library/Frameworks/Foundation.framework/Headers/NSCharacterSet.h:23:22: error: unknown property attribute 'class'
@property (readonly, class, copy) NSCharacterSet *whitespaceAndNewlineCharacterSet;
                     ^
/System/Library/Frameworks/Foundation.framework/Headers/NSCharacterSet.h:24:22: error: unknown property attribute 'class'
@property (readonly, class, copy) NSCharacterSet *decimalDigitCharacterSet;
                     ^
/System/Library/Frameworks/Foundation.framework/Headers/NSCharacterSet.h:25:22: error: unknown property attribute 'class'
@property (readonly, class, copy) NSCharacterSet *letterCharacterSet;
                     ^
/System/Library/Frameworks/Foundation.framework/Headers/NSCharacterSet.h:26:22: error: unknown property attribute 'class'
@property (readonly, class, copy) NSCharacterSet *lowercaseLetterCharacterSet;
                     ^
/System/Library/Frameworks/Foundation.framework/Headers/NSCharacterSet.h:27:22: error: unknown property attribute 'class'
@property (readonly, class, copy) NSCharacterSet *uppercaseLetterCharacterSet;
                     ^
/System/Library/Frameworks/Foundation.framework/Headers/NSCharacterSet.h:28:22: error: unknown property attribute 'class'
@property (readonly, class, copy) NSCharacterSet *nonBaseCharacterSet;
                     ^
/System/Library/Frameworks/Foundation.framework/Headers/NSCharacterSet.h:29:22: error: unknown property attribute 'class'
@property (readonly, class, copy) NSCharacterSet *alphanumericCharacterSet;
                     ^
/System/Library/Frameworks/Foundation.framework/Headers/NSCharacterSet.h:30:22: error: unknown property attribute 'class'
@property (readonly, class, copy) NSCharacterSet *decomposableCharacterSet;
                     ^
/System/Library/Frameworks/Foundation.framework/Headers/NSCharacterSet.h:31:22: error: unknown property attribute 'class'
@property (readonly, class, copy) NSCharacterSet *illegalCharacterSet;
                     ^
/System/Library/Frameworks/Foundation.framework/Headers/NSCharacterSet.h:32:22: error: unknown property attribute 'class'
@property (readonly, class, copy) NSCharacterSet *punctuationCharacterSet;
                     ^
/System/Library/Frameworks/Foundation.framework/Headers/NSCharacterSet.h:33:22: error: unknown property attribute 'class'
@property (readonly, class, copy) NSCharacterSet *capitalizedLetterCharacterSet;
                     ^
/System/Library/Frameworks/Foundation.framework/Headers/NSCharacterSet.h:34:22: error: unknown property attribute 'class'
@property (readonly, class, copy) NSCharacterSet *symbolCharacterSet;
                     ^
/System/Library/Frameworks/Foundation.framework/Headers/NSCharacterSet.h:35:22: error: unknown property attribute 'class'
@property (readonly, class, copy) NSCharacterSet *newlineCharacterSet NS_AVAILABLE(10_5, 2_0);
                     ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:16:
In file included from /System/Library/Frameworks/Carbon.framework/Headers/Carbon.h:29:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/HIToolbox.h:240:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/IMKInputSession.h:23:
In file included from /System/Library/Frameworks/Foundation.framework/Headers/Foundation.h:20:
/System/Library/Frameworks/Foundation.framework/Headers/NSDateFormatter.h:70:12: error: unknown property attribute 'class'
@property (class) NSDateFormatterBehavior defaultFormatterBehavior;
           ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:16:
In file included from /System/Library/Frameworks/Carbon.framework/Headers/Carbon.h:29:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/HIToolbox.h:240:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/IMKInputSession.h:23:
In file included from /System/Library/Frameworks/Foundation.framework/Headers/Foundation.h:26:
In file included from /System/Library/Frameworks/Foundation.framework/Headers/NSMeasurement.h:8:
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:133:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitAcceleration *metersPerSecondSquared;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:134:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitAcceleration *gravity;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:144:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitAngle *degrees;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:145:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitAngle *arcMinutes;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:146:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitAngle *arcSeconds;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:147:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitAngle *radians;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:148:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitAngle *gradians;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:149:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitAngle *revolutions;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:159:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitArea *squareMegameters;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:160:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitArea *squareKilometers;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:161:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitArea *squareMeters;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:162:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitArea *squareCentimeters;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:163:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitArea *squareMillimeters;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:164:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitArea *squareMicrometers;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:165:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitArea *squareNanometers;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:166:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitArea *squareInches;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:167:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitArea *squareFeet;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:168:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitArea *squareYards;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:169:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitArea *squareMiles;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:170:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitArea *acres;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:171:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitArea *ares;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:172:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitArea *hectares;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:182:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitConcentrationMass *gramsPerLiter;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:183:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitConcentrationMass *milligramsPerDeciliter;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:194:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitDispersion *partsPerMillion;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:204:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitDuration *seconds;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:205:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitDuration *minutes;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:206:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitDuration *hours;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:216:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitElectricCharge *coulombs;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:217:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitElectricCharge *megaampereHours;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:218:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitElectricCharge *kiloampereHours;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:219:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitElectricCharge *ampereHours;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:220:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitElectricCharge *milliampereHours;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:221:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitElectricCharge *microampereHours;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:231:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitElectricCurrent *megaamperes;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:232:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitElectricCurrent *kiloamperes;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:233:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitElectricCurrent *amperes;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:234:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitElectricCurrent *milliamperes;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:235:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitElectricCurrent *microamperes;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:245:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitElectricPotentialDifference *megavolts;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:246:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitElectricPotentialDifference *kilovolts;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:247:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitElectricPotentialDifference *volts;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:248:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitElectricPotentialDifference *millivolts;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:249:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitElectricPotentialDifference *microvolts;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:259:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitElectricResistance *megaohms;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:260:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitElectricResistance *kiloohms;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:261:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitElectricResistance *ohms;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:262:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitElectricResistance *milliohms;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:263:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitElectricResistance *microohms;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:273:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitEnergy *kilojoules;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:274:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitEnergy *joules;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:275:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitEnergy *kilocalories;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:276:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitEnergy *calories;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:277:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitEnergy *kilowattHours;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:287:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitFrequency *terahertz;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:288:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitFrequency *gigahertz;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:289:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitFrequency *megahertz;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:290:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitFrequency *kilohertz;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:291:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitFrequency *hertz;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:292:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitFrequency *millihertz;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:293:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitFrequency *microhertz;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:294:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitFrequency *nanohertz;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:304:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitFuelEfficiency *litersPer100Kilometers;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:305:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitFuelEfficiency *milesPerImperialGallon;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:306:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitFuelEfficiency *milesPerGallon;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:316:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitLength *megameters;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:317:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitLength *kilometers;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:318:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitLength *hectometers;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:319:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitLength *decameters;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:320:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitLength *meters;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:321:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitLength *decimeters;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:322:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitLength *centimeters;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:323:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitLength *millimeters;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:324:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitLength *micrometers;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:325:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitLength *nanometers;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:326:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitLength *picometers;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:327:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitLength *inches;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:328:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitLength *feet;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:329:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitLength *yards;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:330:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitLength *miles;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:331:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitLength *scandinavianMiles;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:332:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitLength *lightyears;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:333:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitLength *nauticalMiles;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:334:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitLength *fathoms;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:335:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitLength *furlongs;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:336:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitLength *astronomicalUnits;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:337:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitLength *parsecs;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:347:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitIlluminance *lux;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:357:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitMass *kilograms;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:358:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitMass *grams;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:359:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitMass *decigrams;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:360:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitMass *centigrams;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:361:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitMass *milligrams;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:362:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitMass *micrograms;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:363:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitMass *nanograms;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:364:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitMass *picograms;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:365:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitMass *ounces;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:366:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitMass *poundsMass;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:367:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitMass *stones;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:368:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitMass *metricTons;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:369:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitMass *shortTons;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:370:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitMass *carats;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:371:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitMass *ouncesTroy;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:372:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitMass *slugs;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:382:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitPower *terawatts;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:383:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitPower *gigawatts;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:384:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitPower *megawatts;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:385:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitPower *kilowatts;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:386:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitPower *watts;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:387:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitPower *milliwatts;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:388:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitPower *microwatts;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:389:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitPower *nanowatts;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:390:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitPower *picowatts;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:391:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitPower *femtowatts;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:392:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitPower *horsepower;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:402:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitPressure *newtonsPerMetersSquared;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:403:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitPressure *gigapascals;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:404:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitPressure *megapascals;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:405:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitPressure *kilopascals;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:406:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitPressure *hectopascals;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:407:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitPressure *inchesOfMercury;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:408:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitPressure *bars;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:409:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitPressure *millibars;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:410:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitPressure *millimetersOfMercury;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:411:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitPressure *poundsForcePerSquareInch;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:421:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitSpeed *metersPerSecond;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:422:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitSpeed *kilometersPerHour;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:423:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitSpeed *milesPerHour;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:424:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitSpeed *knots;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:433:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitTemperature *kelvin;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:434:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitTemperature *celsius;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:435:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitTemperature *fahrenheit;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:446:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitVolume *megaliters;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:447:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitVolume *kiloliters;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:448:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitVolume *liters;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:449:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitVolume *deciliters;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:450:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitVolume *centiliters;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:451:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitVolume *milliliters;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:452:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitVolume *cubicKilometers;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:453:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitVolume *cubicMeters;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:454:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitVolume *cubicDecimeters;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:455:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitVolume *cubicCentimeters;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:456:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitVolume *cubicMillimeters;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:457:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitVolume *cubicInches;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:458:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitVolume *cubicFeet;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:459:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitVolume *cubicYards;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:460:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitVolume *cubicMiles;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:461:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitVolume *acreFeet;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:462:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitVolume *bushels;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:463:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitVolume *teaspoons;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:464:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitVolume *tablespoons;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:465:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitVolume *fluidOunces;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:466:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitVolume *cups;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:467:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitVolume *pints;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:468:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitVolume *quarts;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:469:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitVolume *gallons;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:470:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitVolume *imperialTeaspoons;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:471:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitVolume *imperialTablespoons;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:472:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitVolume *imperialFluidOunces;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:473:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitVolume *imperialPints;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:474:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitVolume *imperialQuarts;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:475:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitVolume *imperialGallons;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSUnit.h:476:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSUnitVolume *metricCups;
           ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:16:
In file included from /System/Library/Frameworks/Carbon.framework/Headers/Carbon.h:29:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/HIToolbox.h:240:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/IMKInputSession.h:23:
In file included from /System/Library/Frameworks/Foundation.framework/Headers/Foundation.h:27:
In file included from /System/Library/Frameworks/Foundation.framework/Headers/NSMeasurementFormatter.h:11:
/System/Library/Frameworks/Foundation.framework/Headers/NSLocale.h:83:12: error: unknown property attribute 'class'
@property (class, readonly, strong) NSLocale *autoupdatingCurrentLocale NS_AVAILABLE(10_5, 2_0); // generally you should use this property
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSLocale.h:85:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSLocale *currentLocale;      // an object representing the user's current locale
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSLocale.h:86:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSLocale *systemLocale;       // the default generic root locale with little localization
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSLocale.h:98:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSArray<NSString *> *availableLocaleIdentifiers;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSLocale.h:99:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSArray<NSString *> *ISOLanguageCodes;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSLocale.h:100:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSArray<NSString *> *ISOCountryCodes;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSLocale.h:101:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSArray<NSString *> *ISOCurrencyCodes;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSLocale.h:102:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSArray<NSString *> *commonISOCurrencyCodes NS_AVAILABLE(10_5, 2_0);
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSLocale.h:104:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSArray<NSString *> *preferredLanguages NS_AVAILABLE(10_5, 2_0); // note that this list does not indicate what language the app is actually running in; the NSBundle.mainBundle object determines that at launch and knows that information
           ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:16:
In file included from /System/Library/Frameworks/Carbon.framework/Headers/Carbon.h:29:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/HIToolbox.h:240:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/IMKInputSession.h:23:
In file included from /System/Library/Frameworks/Foundation.framework/Headers/Foundation.h:31:
In file included from /System/Library/Frameworks/Foundation.framework/Headers/NSDecimalNumber.h:9:
/System/Library/Frameworks/Foundation.framework/Headers/NSException.h:297:12: error: unknown property attribute 'class'
@property (class, readonly, strong) NSAssertionHandler *currentHandler;
           ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:16:
In file included from /System/Library/Frameworks/Carbon.framework/Headers/Carbon.h:29:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/HIToolbox.h:240:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/IMKInputSession.h:23:
In file included from /System/Library/Frameworks/Foundation.framework/Headers/Foundation.h:31:
/System/Library/Frameworks/Foundation.framework/Headers/NSDecimalNumber.h:65:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSDecimalNumber *zero;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSDecimalNumber.h:66:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSDecimalNumber *one;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSDecimalNumber.h:67:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSDecimalNumber *minimumDecimalNumber;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSDecimalNumber.h:68:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSDecimalNumber *maximumDecimalNumber;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSDecimalNumber.h:69:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSDecimalNumber *notANumber;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSDecimalNumber.h:98:12: error: unknown property attribute 'class'
@property (class, strong) id <NSDecimalNumberBehaviors> defaultBehavior;
           ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:16:
In file included from /System/Library/Frameworks/Carbon.framework/Headers/Carbon.h:29:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/HIToolbox.h:240:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/IMKInputSession.h:23:
In file included from /System/Library/Frameworks/Foundation.framework/Headers/Foundation.h:36:
In file included from /System/Library/Frameworks/Foundation.framework/Headers/NSFileHandle.h:10:
/System/Library/Frameworks/Foundation.framework/Headers/NSRunLoop.h:27:12: error: unknown property attribute 'class'
@property (class, readonly, strong) NSRunLoop *currentRunLoop;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSRunLoop.h:28:12: error: unknown property attribute 'class'
@property (class, readonly, strong) NSRunLoop *mainRunLoop NS_AVAILABLE(10_5, 2_0);
           ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:16:
In file included from /System/Library/Frameworks/Carbon.framework/Headers/Carbon.h:29:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/HIToolbox.h:240:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/IMKInputSession.h:23:
In file included from /System/Library/Frameworks/Foundation.framework/Headers/Foundation.h:36:
/System/Library/Frameworks/Foundation.framework/Headers/NSFileHandle.h:41:12: error: unknown property attribute 'class'
@property (class, readonly, strong) NSFileHandle *fileHandleWithStandardInput;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSFileHandle.h:42:12: error: unknown property attribute 'class'
@property (class, readonly, strong) NSFileHandle *fileHandleWithStandardOutput;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSFileHandle.h:43:12: error: unknown property attribute 'class'
@property (class, readonly, strong) NSFileHandle *fileHandleWithStandardError;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSFileHandle.h:44:12: error: unknown property attribute 'class'
@property (class, readonly, strong) NSFileHandle *fileHandleWithNullDevice;
           ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:16:
In file included from /System/Library/Frameworks/Carbon.framework/Headers/Carbon.h:29:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/HIToolbox.h:240:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/IMKInputSession.h:23:
In file included from /System/Library/Frameworks/Foundation.framework/Headers/Foundation.h:37:
In file included from /System/Library/Frameworks/Foundation.framework/Headers/NSFileManager.h:11:
/System/Library/Frameworks/Foundation.framework/Headers/NSURL.h:512:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSCharacterSet *URLUserAllowedCharacterSet NS_AVAILABLE(10_9, 7_0);
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSURL.h:515:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSCharacterSet *URLPasswordAllowedCharacterSet NS_AVAILABLE(10_9, 7_0);
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSURL.h:518:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSCharacterSet *URLHostAllowedCharacterSet NS_AVAILABLE(10_9, 7_0);
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSURL.h:521:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSCharacterSet *URLPathAllowedCharacterSet NS_AVAILABLE(10_9, 7_0);
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSURL.h:524:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSCharacterSet *URLQueryAllowedCharacterSet NS_AVAILABLE(10_9, 7_0);
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSURL.h:527:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSCharacterSet *URLFragmentAllowedCharacterSet NS_AVAILABLE(10_9, 7_0);
           ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:16:
In file included from /System/Library/Frameworks/Carbon.framework/Headers/Carbon.h:29:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/HIToolbox.h:240:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/IMKInputSession.h:23:
In file included from /System/Library/Frameworks/Foundation.framework/Headers/Foundation.h:37:
/System/Library/Frameworks/Foundation.framework/Headers/NSFileManager.h:94:12: error: unknown property attribute 'class'
@property (class, readonly, strong) NSFileManager *defaultManager;
           ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:16:
In file included from /System/Library/Frameworks/Carbon.framework/Headers/Carbon.h:29:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/HIToolbox.h:240:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/IMKInputSession.h:23:
In file included from /System/Library/Frameworks/Foundation.framework/Headers/Foundation.h:41:
/System/Library/Frameworks/Foundation.framework/Headers/NSHTTPCookieStorage.h:60:11: error: unknown property attribute 'class'
@property(class, readonly, strong) NSHTTPCookieStorage *sharedHTTPCookieStorage;
          ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:16:
In file included from /System/Library/Frameworks/Carbon.framework/Headers/Carbon.h:29:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/HIToolbox.h:240:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/IMKInputSession.h:23:
In file included from /System/Library/Frameworks/Foundation.framework/Headers/Foundation.h:46:
/System/Library/Frameworks/Foundation.framework/Headers/NSKeyValueCoding.h:45:12: error: unknown property attribute 'class'
@property (class, readonly) BOOL accessInstanceVariablesDirectly;
           ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:16:
In file included from /System/Library/Frameworks/Carbon.framework/Headers/Carbon.h:29:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/HIToolbox.h:240:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/IMKInputSession.h:23:
In file included from /System/Library/Frameworks/Foundation.framework/Headers/Foundation.h:54:
/System/Library/Frameworks/Foundation.framework/Headers/NSNotificationQueue.h:33:12: error: unknown property attribute 'class'
@property (class, readonly, strong) NSNotificationQueue *defaultQueue;
           ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:16:
In file included from /System/Library/Frameworks/Carbon.framework/Headers/Carbon.h:29:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/HIToolbox.h:240:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/IMKInputSession.h:23:
In file included from /System/Library/Frameworks/Foundation.framework/Headers/Foundation.h:58:
/System/Library/Frameworks/Foundation.framework/Headers/NSOperation.h:140:12: error: unknown property attribute 'class'
@property (class, readonly, strong, nullable) NSOperationQueue *currentQueue NS_AVAILABLE(10_6, 4_0);
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSOperation.h:141:12: error: unknown property attribute 'class'
@property (class, readonly, strong) NSOperationQueue *mainQueue NS_AVAILABLE(10_6, 4_0);
           ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:16:
In file included from /System/Library/Frameworks/Carbon.framework/Headers/Carbon.h:29:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/HIToolbox.h:240:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/IMKInputSession.h:23:
In file included from /System/Library/Frameworks/Foundation.framework/Headers/Foundation.h:65:
/System/Library/Frameworks/Foundation.framework/Headers/NSProcessInfo.h:39:12: error: unknown property attribute 'class'
@property (class, readonly, strong) NSProcessInfo *processInfo;
           ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:16:
In file included from /System/Library/Frameworks/Carbon.framework/Headers/Carbon.h:29:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/HIToolbox.h:240:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/IMKInputSession.h:23:
In file included from /System/Library/Frameworks/Foundation.framework/Headers/Foundation.h:77:
/System/Library/Frameworks/Foundation.framework/Headers/NSThread.h:20:12: error: unknown property attribute 'class'
@property (class, readonly, strong) NSThread *currentThread;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSThread.h:43:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSArray<NSNumber *> *callStackReturnAddresses NS_AVAILABLE(10_5, 2_0);
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSThread.h:44:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSArray<NSString *> *callStackSymbols NS_AVAILABLE(10_6, 4_0);
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSThread.h:53:12: error: unknown property attribute 'class'
@property (class, readonly) BOOL isMainThread NS_AVAILABLE(10_5, 2_0); // reports whether current thread is main
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSThread.h:53:34: error: property has a previous declaration
@property (class, readonly) BOOL isMainThread NS_AVAILABLE(10_5, 2_0); // reports whether current thread is main
                                 ^
/System/Library/Frameworks/Foundation.framework/Headers/NSThread.h:51:27: note: property declared here
@property (readonly) BOOL isMainThread NS_AVAILABLE(10_5, 2_0);
                          ^
/System/Library/Frameworks/Foundation.framework/Headers/NSThread.h:54:12: error: unknown property attribute 'class'
@property (class, readonly, strong) NSThread *mainThread NS_AVAILABLE(10_5, 2_0);
           ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:16:
In file included from /System/Library/Frameworks/Carbon.framework/Headers/Carbon.h:29:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/HIToolbox.h:240:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/IMKInputSession.h:23:
In file included from /System/Library/Frameworks/Foundation.framework/Headers/Foundation.h:78:
/System/Library/Frameworks/Foundation.framework/Headers/NSTimeZone.h:29:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSTimeZone *systemTimeZone;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSTimeZone.h:34:12: error: unknown property attribute 'class'
@property (class, copy) NSTimeZone *defaultTimeZone;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSTimeZone.h:36:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSTimeZone *localTimeZone;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSTimeZone.h:38:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSArray<NSString *> *knownTimeZoneNames;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSTimeZone.h:40:12: error: unknown property attribute 'class'
@property (class, copy) NSDictionary<NSString *, NSString *> *abbreviationDictionary NS_AVAILABLE(10_6, 4_0);
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSTimeZone.h:44:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSString *timeZoneDataVersion NS_AVAILABLE(10_6, 4_0);
           ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:16:
In file included from /System/Library/Frameworks/Carbon.framework/Headers/Carbon.h:29:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/HIToolbox.h:240:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/IMKInputSession.h:23:
In file included from /System/Library/Frameworks/Foundation.framework/Headers/Foundation.h:83:
/System/Library/Frameworks/Foundation.framework/Headers/NSURLCache.h:153:12: error: unknown property attribute 'class'
@property (class, strong) NSURLCache *sharedURLCache;
           ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:16:
In file included from /System/Library/Frameworks/Carbon.framework/Headers/Carbon.h:29:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/HIToolbox.h:240:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/IMKInputSession.h:23:
In file included from /System/Library/Frameworks/Foundation.framework/Headers/Foundation.h:86:
/System/Library/Frameworks/Foundation.framework/Headers/NSURLCredentialStorage.h:38:12: error: unknown property attribute 'class'
@property (class, readonly, strong) NSURLCredentialStorage *sharedCredentialStorage;
           ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:16:
In file included from /System/Library/Frameworks/Carbon.framework/Headers/Carbon.h:29:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/HIToolbox.h:240:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/IMKInputSession.h:23:
In file included from /System/Library/Frameworks/Foundation.framework/Headers/Foundation.h:90:
/System/Library/Frameworks/Foundation.framework/Headers/NSURLRequest.h:201:12: error: unknown property attribute 'class'
@property (class, readonly) BOOL supportsSecureCoding;
           ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:16:
In file included from /System/Library/Frameworks/Carbon.framework/Headers/Carbon.h:29:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/HIToolbox.h:240:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/IMKInputSession.h:23:
In file included from /System/Library/Frameworks/Foundation.framework/Headers/Foundation.h:92:
/System/Library/Frameworks/Foundation.framework/Headers/NSUserDefaults.h:61:12: error: unknown property attribute 'class'
@property (class, readonly, strong) NSUserDefaults *standardUserDefaults;
           ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:16:
In file included from /System/Library/Frameworks/Carbon.framework/Headers/Carbon.h:29:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/HIToolbox.h:240:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/IMKInputSession.h:23:
In file included from /System/Library/Frameworks/Foundation.framework/Headers/Foundation.h:112:
/System/Library/Frameworks/Foundation.framework/Headers/NSFileCoordinator.h:107:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSArray<id<NSFilePresenter>> *filePresenters;
           ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:16:
In file included from /System/Library/Frameworks/Carbon.framework/Headers/Carbon.h:29:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/HIToolbox.h:240:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/IMKInputSession.h:23:
In file included from /System/Library/Frameworks/Foundation.framework/Headers/Foundation.h:125:
/System/Library/Frameworks/Foundation.framework/Headers/NSURLSession.h:129:12: error: unknown property attribute 'class'
@property (class, readonly, strong) NSURLSession *sharedSession;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSURLSession.h:484:12: error: unknown property attribute 'class'
@property (class, readonly, strong) NSURLSessionConfiguration *defaultSessionConfiguration;
           ^
/System/Library/Frameworks/Foundation.framework/Headers/NSURLSession.h:485:12: error: unknown property attribute 'class'
@property (class, readonly, strong) NSURLSessionConfiguration *ephemeralSessionConfiguration;
           ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:16:
In file included from /System/Library/Frameworks/Carbon.framework/Headers/Carbon.h:29:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/HIToolbox.h:240:
In file included from /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Headers/IMKInputSession.h:23:
In file included from /System/Library/Frameworks/Foundation.framework/Headers/Foundation.h:178:
/System/Library/Frameworks/Foundation.framework/Headers/NSUserNotification.h:123:12: error: unknown property attribute 'class'
@property (class, readonly, strong) NSUserNotificationCenter *defaultUserNotificationCenter;
           ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:17:
In file included from /System/Library/Frameworks/Cocoa.framework/Headers/Cocoa.h:13:
In file included from /System/Library/Frameworks/AppKit.framework/Headers/AppKit.h:13:
In file included from /System/Library/Frameworks/AppKit.framework/Headers/NSGraphicsContext.h:9:
/System/Library/Frameworks/AppKit.framework/Headers/NSGraphics.h:59:86: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSCompositingOperation NSCompositeClear API_DEPRECATED_WITH_REPLACEMENT("NSCompositingOperationClear", macosx(10.0, 10.12)) = NSCompositingOperationClear;
                                                                                     ^
/System/Library/Frameworks/AppKit.framework/Headers/NSGraphics.h:60:85: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSCompositingOperation NSCompositeCopy API_DEPRECATED_WITH_REPLACEMENT("NSCompositingOperationCopy", macosx(10.0, 10.12)) = NSCompositingOperationCopy;
                                                                                    ^
/System/Library/Frameworks/AppKit.framework/Headers/NSGraphics.h:61:91: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSCompositingOperation NSCompositeSourceOver API_DEPRECATED_WITH_REPLACEMENT("NSCompositingOperationSourceOver", macosx(10.0, 10.12)) = NSCompositingOperationSourceOver;
                                                                                          ^
/System/Library/Frameworks/AppKit.framework/Headers/NSGraphics.h:62:89: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSCompositingOperation NSCompositeSourceIn API_DEPRECATED_WITH_REPLACEMENT("NSCompositingOperationSourceIn", macosx(10.0, 10.12)) = NSCompositingOperationSourceIn;
                                                                                        ^
/System/Library/Frameworks/AppKit.framework/Headers/NSGraphics.h:63:90: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSCompositingOperation NSCompositeSourceOut API_DEPRECATED_WITH_REPLACEMENT("NSCompositingOperationSourceOut", macosx(10.0, 10.12)) = NSCompositingOperationSourceOut;
                                                                                         ^
/System/Library/Frameworks/AppKit.framework/Headers/NSGraphics.h:64:91: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSCompositingOperation NSCompositeSourceAtop API_DEPRECATED_WITH_REPLACEMENT("NSCompositingOperationSourceAtop", macosx(10.0, 10.12)) = NSCompositingOperationSourceAtop;
                                                                                          ^
/System/Library/Frameworks/AppKit.framework/Headers/NSGraphics.h:65:96: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSCompositingOperation NSCompositeDestinationOver API_DEPRECATED_WITH_REPLACEMENT("NSCompositingOperationDestinationOver", macosx(10.0, 10.12)) = NSCompositingOperationDestinationOver;
                                                                                               ^
/System/Library/Frameworks/AppKit.framework/Headers/NSGraphics.h:66:94: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSCompositingOperation NSCompositeDestinationIn API_DEPRECATED_WITH_REPLACEMENT("NSCompositingOperationDestinationIn", macosx(10.0, 10.12)) = NSCompositingOperationDestinationIn;
                                                                                             ^
/System/Library/Frameworks/AppKit.framework/Headers/NSGraphics.h:67:95: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSCompositingOperation NSCompositeDestinationOut API_DEPRECATED_WITH_REPLACEMENT("NSCompositingOperationDestinationOut", macosx(10.0, 10.12)) = NSCompositingOperationDestinationOut;
                                                                                              ^
/System/Library/Frameworks/AppKit.framework/Headers/NSGraphics.h:68:96: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSCompositingOperation NSCompositeDestinationAtop API_DEPRECATED_WITH_REPLACEMENT("NSCompositingOperationDestinationAtop", macosx(10.0, 10.12)) = NSCompositingOperationDestinationAtop;
                                                                                               ^
/System/Library/Frameworks/AppKit.framework/Headers/NSGraphics.h:69:84: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSCompositingOperation NSCompositeXOR API_DEPRECATED_WITH_REPLACEMENT("NSCompositingOperationXOR", macosx(10.0, 10.12)) = NSCompositingOperationXOR;
                                                                                   ^
/System/Library/Frameworks/AppKit.framework/Headers/NSGraphics.h:70:91: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSCompositingOperation NSCompositePlusDarker API_DEPRECATED_WITH_REPLACEMENT("NSCompositingOperationPlusDarker", macosx(10.0, 10.12)) = NSCompositingOperationPlusDarker;
                                                                                          ^
/System/Library/Frameworks/AppKit.framework/Headers/NSGraphics.h:72:92: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSCompositingOperation NSCompositePlusLighter API_DEPRECATED_WITH_REPLACEMENT("NSCompositingOperationPlusLighter", macosx(10.0, 10.12)) = NSCompositingOperationPlusLighter;
                                                                                           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSGraphics.h:73:89: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSCompositingOperation NSCompositeMultiply API_DEPRECATED_WITH_REPLACEMENT("NSCompositingOperationMultiply", macosx(10.0, 10.12)) = NSCompositingOperationMultiply;
                                                                                        ^
/System/Library/Frameworks/AppKit.framework/Headers/NSGraphics.h:74:87: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSCompositingOperation NSCompositeScreen API_DEPRECATED_WITH_REPLACEMENT("NSCompositingOperationScreen", macosx(10.0, 10.12)) = NSCompositingOperationScreen;
                                                                                      ^
/System/Library/Frameworks/AppKit.framework/Headers/NSGraphics.h:75:88: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSCompositingOperation NSCompositeOverlay API_DEPRECATED_WITH_REPLACEMENT("NSCompositingOperationOverlay", macosx(10.0, 10.12)) = NSCompositingOperationOverlay;
                                                                                       ^
/System/Library/Frameworks/AppKit.framework/Headers/NSGraphics.h:76:87: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSCompositingOperation NSCompositeDarken API_DEPRECATED_WITH_REPLACEMENT("NSCompositingOperationDarken", macosx(10.0, 10.12)) = NSCompositingOperationDarken;
                                                                                      ^
/System/Library/Frameworks/AppKit.framework/Headers/NSGraphics.h:77:88: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSCompositingOperation NSCompositeLighten API_DEPRECATED_WITH_REPLACEMENT("NSCompositingOperationLighten", macosx(10.0, 10.12)) = NSCompositingOperationLighten;
                                                                                       ^
/System/Library/Frameworks/AppKit.framework/Headers/NSGraphics.h:78:91: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSCompositingOperation NSCompositeColorDodge API_DEPRECATED_WITH_REPLACEMENT("NSCompositingOperationColorDodge", macosx(10.0, 10.12)) = NSCompositingOperationColorDodge;
                                                                                          ^
/System/Library/Frameworks/AppKit.framework/Headers/NSGraphics.h:79:90: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSCompositingOperation NSCompositeColorBurn API_DEPRECATED_WITH_REPLACEMENT("NSCompositingOperationColorBurn", macosx(10.0, 10.12)) = NSCompositingOperationColorBurn;
                                                                                         ^
/System/Library/Frameworks/AppKit.framework/Headers/NSGraphics.h:80:90: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSCompositingOperation NSCompositeSoftLight API_DEPRECATED_WITH_REPLACEMENT("NSCompositingOperationSoftLight", macosx(10.0, 10.12)) = NSCompositingOperationSoftLight;
                                                                                         ^
/System/Library/Frameworks/AppKit.framework/Headers/NSGraphics.h:81:90: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSCompositingOperation NSCompositeHardLight API_DEPRECATED_WITH_REPLACEMENT("NSCompositingOperationHardLight", macosx(10.0, 10.12)) = NSCompositingOperationHardLight;
                                                                                         ^
/System/Library/Frameworks/AppKit.framework/Headers/NSGraphics.h:82:91: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSCompositingOperation NSCompositeDifference API_DEPRECATED_WITH_REPLACEMENT("NSCompositingOperationDifference", macosx(10.0, 10.12)) = NSCompositingOperationDifference;
                                                                                          ^
/System/Library/Frameworks/AppKit.framework/Headers/NSGraphics.h:83:90: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSCompositingOperation NSCompositeExclusion API_DEPRECATED_WITH_REPLACEMENT("NSCompositingOperationExclusion", macosx(10.0, 10.12)) = NSCompositingOperationExclusion;
                                                                                         ^
/System/Library/Frameworks/AppKit.framework/Headers/NSGraphics.h:85:84: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSCompositingOperation NSCompositeHue API_DEPRECATED_WITH_REPLACEMENT("NSCompositingOperationHue", macosx(10.0, 10.12)) = NSCompositingOperationHue;
                                                                                   ^
/System/Library/Frameworks/AppKit.framework/Headers/NSGraphics.h:86:91: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSCompositingOperation NSCompositeSaturation API_DEPRECATED_WITH_REPLACEMENT("NSCompositingOperationSaturation", macosx(10.0, 10.12)) = NSCompositingOperationSaturation;
                                                                                          ^
/System/Library/Frameworks/AppKit.framework/Headers/NSGraphics.h:87:86: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSCompositingOperation NSCompositeColor API_DEPRECATED_WITH_REPLACEMENT("NSCompositingOperationColor", macosx(10.0, 10.12)) = NSCompositingOperationColor;
                                                                                     ^
/System/Library/Frameworks/AppKit.framework/Headers/NSGraphics.h:88:91: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSCompositingOperation NSCompositeLuminosity API_DEPRECATED_WITH_REPLACEMENT("NSCompositingOperationLuminosity", macosx(10.0, 10.12)) = NSCompositingOperationLuminosity;
                                                                                          ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:17:
In file included from /System/Library/Frameworks/Cocoa.framework/Headers/Cocoa.h:13:
In file included from /System/Library/Frameworks/AppKit.framework/Headers/AppKit.h:15:
In file included from /System/Library/Frameworks/AppKit.framework/Headers/NSActionCell.h:8:
In file included from /System/Library/Frameworks/AppKit.framework/Headers/NSCell.h:11:
In file included from /System/Library/Frameworks/AppKit.framework/Headers/NSText.h:8:
In file included from /System/Library/Frameworks/AppKit.framework/Headers/NSView.h:8:
In file included from /System/Library/Frameworks/AppKit.framework/Headers/NSApplication.h:10:
In file included from /System/Library/Frameworks/AppKit.framework/Headers/NSResponder.h:10:
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:65:75: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventType NSLeftMouseDown        API_DEPRECATED_WITH_REPLACEMENT("NSEventTypeLeftMouseDown", macosx(10.0, 10.12)) = NSEventTypeLeftMouseDown;
                                                                                ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:66:74: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventType NSLeftMouseUp          API_DEPRECATED_WITH_REPLACEMENT("NSEventTypeLeftMouseUp", macosx(10.0, 10.12)) = NSEventTypeLeftMouseUp;
                                                                                ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:67:76: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventType NSRightMouseDown       API_DEPRECATED_WITH_REPLACEMENT("NSEventTypeRightMouseDown", macosx(10.0, 10.12)) = NSEventTypeRightMouseDown;
                                                                                ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:68:74: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventType NSRightMouseUp         API_DEPRECATED_WITH_REPLACEMENT("NSEventTypeRightMouseUp", macosx(10.0, 10.12)) = NSEventTypeRightMouseUp;
                                                                                ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:69:73: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventType NSMouseMoved           API_DEPRECATED_WITH_REPLACEMENT("NSEventTypeMouseMoved", macosx(10.0, 10.12)) = NSEventTypeMouseMoved;
                                                                                ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:70:77: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventType NSLeftMouseDragged     API_DEPRECATED_WITH_REPLACEMENT("NSEventTypeLeftMouseDragged", macosx(10.0, 10.12)) = NSEventTypeLeftMouseDragged;
                                                                                ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:71:79: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventType NSRightMouseDragged    API_DEPRECATED_WITH_REPLACEMENT("NSEventTypeRightMouseDragged", macosx(10.0, 10.12)) = NSEventTypeRightMouseDragged;
                                                                                ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:72:74: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventType NSMouseEntered         API_DEPRECATED_WITH_REPLACEMENT("NSEventTypeMouseEntered", macosx(10.0, 10.12)) = NSEventTypeMouseEntered;
                                                                                ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:73:74: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventType NSMouseExited          API_DEPRECATED_WITH_REPLACEMENT("NSEventTypeMouseExited", macosx(10.0, 10.12)) = NSEventTypeMouseExited;
                                                                                ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:74:70: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventType NSKeyDown              API_DEPRECATED_WITH_REPLACEMENT("NSEventTypeKeyDown", macosx(10.0, 10.12)) = NSEventTypeKeyDown;
                                                                                ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:75:68: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventType NSKeyUp                API_DEPRECATED_WITH_REPLACEMENT("NSEventTypeKeyUp", macosx(10.0, 10.12)) = NSEventTypeKeyUp;
                                                                                ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:76:74: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventType NSFlagsChanged         API_DEPRECATED_WITH_REPLACEMENT("NSEventTypeFlagsChanged", macosx(10.0, 10.12)) = NSEventTypeFlagsChanged;
                                                                                ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:77:75: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventType NSAppKitDefined        API_DEPRECATED_WITH_REPLACEMENT("NSEventTypeAppKitDefined", macosx(10.0, 10.12)) = NSEventTypeAppKitDefined;
                                                                                ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:78:75: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventType NSSystemDefined        API_DEPRECATED_WITH_REPLACEMENT("NSEventTypeSystemDefined", macosx(10.0, 10.12)) = NSEventTypeSystemDefined;
                                                                                ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:79:79: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventType NSApplicationDefined   API_DEPRECATED_WITH_REPLACEMENT("NSEventTypeApplicationDefined", macosx(10.0, 10.12)) = NSEventTypeApplicationDefined;
                                                                                ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:80:71: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventType NSPeriodic             API_DEPRECATED_WITH_REPLACEMENT("NSEventTypePeriodic", macosx(10.0, 10.12)) = NSEventTypePeriodic;
                                                                                ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:81:74: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventType NSCursorUpdate         API_DEPRECATED_WITH_REPLACEMENT("NSEventTypeCursorUpdate", macosx(10.0, 10.12)) = NSEventTypeCursorUpdate;
                                                                                ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:82:74: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventType NSScrollWheel          API_DEPRECATED_WITH_REPLACEMENT("NSEventTypeScrollWheel", macosx(10.0, 10.12)) = NSEventTypeScrollWheel;
                                                                                ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:83:74: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventType NSTabletPoint          API_DEPRECATED_WITH_REPLACEMENT("NSEventTypeTabletPoint", macosx(10.0, 10.12)) = NSEventTypeTabletPoint;
                                                                                ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:84:77: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventType NSTabletProximity      API_DEPRECATED_WITH_REPLACEMENT("NSEventTypeTabletProximity", macosx(10.0, 10.12)) = NSEventTypeTabletProximity;
                                                                                ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:85:75: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventType NSOtherMouseDown       API_DEPRECATED_WITH_REPLACEMENT("NSEventTypeOtherMouseDown", macosx(10.0, 10.12)) = NSEventTypeOtherMouseDown;
                                                                                ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:86:74: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventType NSOtherMouseUp         API_DEPRECATED_WITH_REPLACEMENT("NSEventTypeOtherMouseUp", macosx(10.0, 10.12)) = NSEventTypeOtherMouseUp;
                                                                                ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:87:79: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventType NSOtherMouseDragged    API_DEPRECATED_WITH_REPLACEMENT("NSEventTypeOtherMouseDragged", macosx(10.0, 10.12)) = NSEventTypeOtherMouseDragged;
                                                                                ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:135:80: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventMask NSLeftMouseDownMask            API_DEPRECATED_WITH_REPLACEMENT("NSEventMaskLeftMouseDown", macosx(10.0, 10.12)) = NSEventMaskLeftMouseDown;
                                                                                        ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:136:78: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventMask NSLeftMouseUpMask              API_DEPRECATED_WITH_REPLACEMENT("NSEventMaskLeftMouseUp", macosx(10.0, 10.12)) = NSEventMaskLeftMouseUp;
                                                                                        ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:137:81: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventMask NSRightMouseDownMask           API_DEPRECATED_WITH_REPLACEMENT("NSEventMaskRightMouseDown", macosx(10.0, 10.12)) = NSEventMaskRightMouseDown;
                                                                                        ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:138:79: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventMask NSRightMouseUpMask             API_DEPRECATED_WITH_REPLACEMENT("NSEventMaskRightMouseUp", macosx(10.0, 10.12)) = NSEventMaskRightMouseUp;
                                                                                        ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:139:77: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventMask NSMouseMovedMask               API_DEPRECATED_WITH_REPLACEMENT("NSEventMaskMouseMoved", macosx(10.0, 10.12)) = NSEventMaskMouseMoved;
                                                                                        ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:140:82: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventMask NSLeftMouseDraggedMask         API_DEPRECATED_WITH_REPLACEMENT("NSEventMaskLeftMouseDragged", macosx(10.0, 10.12)) = NSEventMaskLeftMouseDragged;
                                                                                        ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:141:83: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventMask NSRightMouseDraggedMask        API_DEPRECATED_WITH_REPLACEMENT("NSEventMaskRightMouseDragged", macosx(10.0, 10.12)) = NSEventMaskRightMouseDragged;
                                                                                        ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:142:79: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventMask NSMouseEnteredMask             API_DEPRECATED_WITH_REPLACEMENT("NSEventMaskMouseEntered", macosx(10.0, 10.12)) = NSEventMaskMouseEntered;
                                                                                        ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:143:78: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventMask NSMouseExitedMask              API_DEPRECATED_WITH_REPLACEMENT("NSEventMaskMouseExited", macosx(10.0, 10.12)) = NSEventMaskMouseExited;
                                                                                        ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:144:75: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventMask NSKeyDownMask                  API_DEPRECATED_WITH_REPLACEMENT("NSEventMaskKeyDown", macosx(10.0, 10.12)) = NSEventMaskKeyDown;
                                                                                        ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:145:73: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventMask NSKeyUpMask                    API_DEPRECATED_WITH_REPLACEMENT("NSEventMaskKeyUp", macosx(10.0, 10.12)) = NSEventMaskKeyUp;
                                                                                        ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:146:79: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventMask NSFlagsChangedMask             API_DEPRECATED_WITH_REPLACEMENT("NSEventMaskFlagsChanged", macosx(10.0, 10.12)) = NSEventMaskFlagsChanged;
                                                                                        ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:147:80: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventMask NSAppKitDefinedMask            API_DEPRECATED_WITH_REPLACEMENT("NSEventMaskAppKitDefined", macosx(10.0, 10.12)) = NSEventMaskAppKitDefined;
                                                                                        ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:148:80: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventMask NSSystemDefinedMask            API_DEPRECATED_WITH_REPLACEMENT("NSEventMaskSystemDefined", macosx(10.0, 10.12)) = NSEventMaskSystemDefined;
                                                                                        ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:149:84: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventMask NSApplicationDefinedMask       API_DEPRECATED_WITH_REPLACEMENT("NSEventMaskApplicationDefined", macosx(10.0, 10.12)) = NSEventMaskApplicationDefined;
                                                                                        ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:150:75: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventMask NSPeriodicMask                 API_DEPRECATED_WITH_REPLACEMENT("NSEventMaskPeriodic", macosx(10.0, 10.12)) = NSEventMaskPeriodic;
                                                                                        ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:151:79: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventMask NSCursorUpdateMask             API_DEPRECATED_WITH_REPLACEMENT("NSEventMaskCursorUpdate", macosx(10.0, 10.12)) = NSEventMaskCursorUpdate;
                                                                                        ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:152:78: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventMask NSScrollWheelMask              API_DEPRECATED_WITH_REPLACEMENT("NSEventMaskScrollWheel", macosx(10.0, 10.12)) = NSEventMaskScrollWheel;
                                                                                        ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:153:78: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventMask NSTabletPointMask              API_DEPRECATED_WITH_REPLACEMENT("NSEventMaskTabletPoint", macosx(10.0, 10.12)) = NSEventMaskTabletPoint;
                                                                                        ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:154:82: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventMask NSTabletProximityMask          API_DEPRECATED_WITH_REPLACEMENT("NSEventMaskTabletProximity", macosx(10.0, 10.12)) = NSEventMaskTabletProximity;
                                                                                        ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:155:81: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventMask NSOtherMouseDownMask           API_DEPRECATED_WITH_REPLACEMENT("NSEventMaskOtherMouseDown", macosx(10.0, 10.12)) = NSEventMaskOtherMouseDown;
                                                                                        ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:156:79: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventMask NSOtherMouseUpMask             API_DEPRECATED_WITH_REPLACEMENT("NSEventMaskOtherMouseUp", macosx(10.0, 10.12)) = NSEventMaskOtherMouseUp;
                                                                                        ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:157:83: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventMask NSOtherMouseDraggedMask        API_DEPRECATED_WITH_REPLACEMENT("NSEventMaskOtherMouseDragged", macosx(10.0, 10.12)) = NSEventMaskOtherMouseDragged;
                                                                                        ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:158:75: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventMask NSAnyEventMask                 API_DEPRECATED_WITH_REPLACEMENT("NSEventMaskAny", macosx(10.0, 10.12)) = NSUIntegerMax;
                                                                                        ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:181:95: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventModifierFlags NSAlphaShiftKeyMask         API_DEPRECATED_WITH_REPLACEMENT("NSEventModifierFlagCapsLock", macosx(10.0, 10.12)) = NSEventModifierFlagCapsLock;
                                                                                              ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:182:95: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventModifierFlags NSShiftKeyMask              API_DEPRECATED_WITH_REPLACEMENT("NSEventModifierFlagShift", macosx(10.0, 10.12)) = NSEventModifierFlagShift;
                                                                                              ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:183:95: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventModifierFlags NSControlKeyMask            API_DEPRECATED_WITH_REPLACEMENT("NSEventModifierFlagControl", macosx(10.0, 10.12)) = NSEventModifierFlagControl;
                                                                                              ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:184:95: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventModifierFlags NSAlternateKeyMask          API_DEPRECATED_WITH_REPLACEMENT("NSEventModifierFlagOption", macosx(10.0, 10.12)) = NSEventModifierFlagOption;
                                                                                              ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:185:95: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventModifierFlags NSCommandKeyMask            API_DEPRECATED_WITH_REPLACEMENT("NSEventModifierFlagCommand", macosx(10.0, 10.12)) = NSEventModifierFlagCommand;
                                                                                              ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:186:95: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventModifierFlags NSNumericPadKeyMask         API_DEPRECATED_WITH_REPLACEMENT("NSEventModifierFlagNumericPad", macosx(10.0, 10.12)) = NSEventModifierFlagNumericPad;
                                                                                              ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:187:95: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventModifierFlags NSHelpKeyMask               API_DEPRECATED_WITH_REPLACEMENT("NSEventModifierFlagHelp", macosx(10.0, 10.12)) = NSEventModifierFlagHelp;
                                                                                              ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:188:95: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventModifierFlags NSFunctionKeyMask           API_DEPRECATED_WITH_REPLACEMENT("NSEventModifierFlagFunction", macosx(10.0, 10.12)) = NSEventModifierFlagFunction;
                                                                                              ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:189:107: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventModifierFlags NSDeviceIndependentModifierFlagsMask    API_DEPRECATED_WITH_REPLACEMENT("NSEventModifierFlagDeviceIndependentFlagsMask", macosx(10.0, 10.12)) = NSEventModifierFlagDeviceIndependentFlagsMask;
                                                                                                          ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:199:95: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSPointingDeviceType NSUnknownPointingDevice     API_DEPRECATED_WITH_REPLACEMENT("NSPointingDeviceTypeUnknown", macosx(10.0, 10.12)) = NSPointingDeviceTypeUnknown;
                                                                                              ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:200:95: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSPointingDeviceType NSPenPointingDevice         API_DEPRECATED_WITH_REPLACEMENT("NSPointingDeviceTypePen", macosx(10.0, 10.12)) = NSPointingDeviceTypePen;
                                                                                              ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:201:95: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSPointingDeviceType NSCursorPointingDevice      API_DEPRECATED_WITH_REPLACEMENT("NSPointingDeviceTypeCursor", macosx(10.0, 10.12)) = NSPointingDeviceTypeCursor;
                                                                                              ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:202:95: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSPointingDeviceType NSEraserPointingDevice      API_DEPRECATED_WITH_REPLACEMENT("NSPointingDeviceTypeEraser", macosx(10.0, 10.12)) = NSPointingDeviceTypeEraser;
                                                                                              ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:211:92: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventButtonMask NSPenTipMask                API_DEPRECATED_WITH_REPLACEMENT("NSEventButtonMaskPenTip", macosx(10.0, 10.12)) = NSEventButtonMaskPenTip;
                                                                                           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:212:92: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventButtonMask NSPenLowerSideMask          API_DEPRECATED_WITH_REPLACEMENT("NSEventButtonMaskPenLowerSide", macosx(10.0, 10.12)) = NSEventButtonMaskPenLowerSide;
                                                                                           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:213:92: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventButtonMask NSPenUpperSideMask          API_DEPRECATED_WITH_REPLACEMENT("NSEventButtonMaskPenUpperSide", macosx(10.0, 10.12)) = NSEventButtonMaskPenUpperSide;
                                                                                           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:254:97: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventSubtype NSWindowExposedEventType            API_DEPRECATED_WITH_REPLACEMENT("NSEventSubtypeWindowExposed", macosx(10.0, 10.12)) = NSEventSubtypeWindowExposed;
                                                                                                ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:255:97: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventSubtype NSApplicationActivatedEventType     API_DEPRECATED_WITH_REPLACEMENT("NSEventSubtypeApplicationActivated", macosx(10.0, 10.12)) = NSEventSubtypeApplicationActivated;
                                                                                                ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:256:97: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventSubtype NSApplicationDeactivatedEventType   API_DEPRECATED_WITH_REPLACEMENT("NSEventSubtypeApplicationDeactivated", macosx(10.0, 10.12)) = NSEventSubtypeApplicationDeactivated;
                                                                                                ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:257:97: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventSubtype NSWindowMovedEventType              API_DEPRECATED_WITH_REPLACEMENT("NSEventSubtypeWindowMoved", macosx(10.0, 10.12)) = NSEventSubtypeWindowMoved;
                                                                                                ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:258:97: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventSubtype NSScreenChangedEventType            API_DEPRECATED_WITH_REPLACEMENT("NSEventSubtypeScreenChanged", macosx(10.0, 10.12)) = NSEventSubtypeScreenChanged;
                                                                                                ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:260:93: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventSubtype NSPowerOffEventType             API_DEPRECATED_WITH_REPLACEMENT("NSEventSubtypePowerOff", macosx(10.0, 10.12)) = NSEventSubtypePowerOff;
                                                                                            ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:261:93: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventSubtype NSMouseEventSubtype             API_DEPRECATED_WITH_REPLACEMENT("NSEventSubtypeMouseEvent", macosx(10.0, 10.12)) = NSEventSubtypeMouseEvent;
                                                                                            ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:262:93: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventSubtype NSTabletPointEventSubtype       API_DEPRECATED_WITH_REPLACEMENT("NSEventSubtypeTabletPoint", macosx(10.0, 10.12)) = NSEventSubtypeTabletPoint;
                                                                                            ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:263:93: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventSubtype NSTabletProximityEventSubtype   API_DEPRECATED_WITH_REPLACEMENT("NSEventSubtypeTabletProximity", macosx(10.0, 10.12)) = NSEventSubtypeTabletProximity;
                                                                                            ^
/System/Library/Frameworks/AppKit.framework/Headers/NSEvent.h:264:93: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSEventSubtype NSTouchEventSubtype             API_DEPRECATED_WITH_REPLACEMENT("NSEventSubtypeTouch", macosx(10.0, 10.12)) = NSEventSubtypeTouch;
                                                                                            ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:17:
In file included from /System/Library/Frameworks/Cocoa.framework/Headers/Cocoa.h:13:
In file included from /System/Library/Frameworks/AppKit.framework/Headers/AppKit.h:15:
In file included from /System/Library/Frameworks/AppKit.framework/Headers/NSActionCell.h:8:
In file included from /System/Library/Frameworks/AppKit.framework/Headers/NSCell.h:11:
/System/Library/Frameworks/AppKit.framework/Headers/NSText.h:164:82: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSTextAlignment NSLeftTextAlignment API_DEPRECATED_WITH_REPLACEMENT("NSTextAlignmentLeft", macosx(10.0, 10.12))  = NSTextAlignmentLeft;
                                                                                 ^
/System/Library/Frameworks/AppKit.framework/Headers/NSText.h:165:83: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSTextAlignment NSRightTextAlignment API_DEPRECATED_WITH_REPLACEMENT("NSTextAlignmentRight", macosx(10.0, 10.12))  = NSTextAlignmentRight;
                                                                                  ^
/System/Library/Frameworks/AppKit.framework/Headers/NSText.h:166:84: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSTextAlignment NSCenterTextAlignment API_DEPRECATED_WITH_REPLACEMENT("NSTextAlignmentCenter", macosx(10.0, 10.12))  = NSTextAlignmentCenter;
                                                                                   ^
/System/Library/Frameworks/AppKit.framework/Headers/NSText.h:167:87: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSTextAlignment NSJustifiedTextAlignment API_DEPRECATED_WITH_REPLACEMENT("NSTextAlignmentJustified", macosx(10.0, 10.12))  = NSTextAlignmentJustified;
                                                                                      ^
/System/Library/Frameworks/AppKit.framework/Headers/NSText.h:168:85: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSTextAlignment NSNaturalTextAlignment API_DEPRECATED_WITH_REPLACEMENT("NSTextAlignmentNatural", macosx(10.0, 10.12))  = NSTextAlignmentNatural;
                                                                                    ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:17:
In file included from /System/Library/Frameworks/Cocoa.framework/Headers/Cocoa.h:13:
In file included from /System/Library/Frameworks/AppKit.framework/Headers/AppKit.h:15:
In file included from /System/Library/Frameworks/AppKit.framework/Headers/NSActionCell.h:8:
/System/Library/Frameworks/AppKit.framework/Headers/NSCell.h:102:81: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSControlSize NSRegularControlSize API_DEPRECATED_WITH_REPLACEMENT("NSControlSizeRegular", macosx(10.0, 10.12)) = NSControlSizeRegular;
                                                                                ^
/System/Library/Frameworks/AppKit.framework/Headers/NSCell.h:103:79: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSControlSize NSSmallControlSize API_DEPRECATED_WITH_REPLACEMENT("NSControlSizeSmall", macosx(10.0, 10.12)) = NSControlSizeSmall;
                                                                              ^
/System/Library/Frameworks/AppKit.framework/Headers/NSCell.h:104:78: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSControlSize NSMiniControlSize API_DEPRECATED_WITH_REPLACEMENT("NSControlSizeMini", macosx(10.0, 10.12)) = NSControlSizeMini;
                                                                             ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:17:
In file included from /System/Library/Frameworks/Cocoa.framework/Headers/Cocoa.h:13:
In file included from /System/Library/Frameworks/AppKit.framework/Headers/AppKit.h:16:
/System/Library/Frameworks/AppKit.framework/Headers/NSAlert.h:180:79: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSAlertStyle NSWarningAlertStyle API_DEPRECATED_WITH_REPLACEMENT("NSAlertStyleWarning", macosx(10.3, 10.12)) = NSAlertStyleWarning;
                                                                              ^
/System/Library/Frameworks/AppKit.framework/Headers/NSAlert.h:181:85: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSAlertStyle NSInformationalAlertStyle API_DEPRECATED_WITH_REPLACEMENT("NSAlertStyleInformational", macosx(10.3, 10.12)) = NSAlertStyleInformational;
                                                                                    ^
/System/Library/Frameworks/AppKit.framework/Headers/NSAlert.h:182:80: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSAlertStyle NSCriticalAlertStyle API_DEPRECATED_WITH_REPLACEMENT("NSAlertStyleCritical", macosx(10.3, 10.12)) = NSAlertStyleCritical;
                                                                               ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:17:
In file included from /System/Library/Frameworks/Cocoa.framework/Headers/Cocoa.h:13:
In file included from /System/Library/Frameworks/AppKit.framework/Headers/AppKit.h:22:
In file included from /System/Library/Frameworks/AppKit.framework/Headers/NSButton.h:9:
/System/Library/Frameworks/AppKit.framework/Headers/NSButtonCell.h:242:83: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSBezelStyle NSThickSquareBezelStyle API_DEPRECATED_WITH_REPLACEMENT("NSBezelStyleRegularSquare", macosx(10.0, 10.12)) = (NSBezelStyle)3;
                                                                                  ^
/System/Library/Frameworks/AppKit.framework/Headers/NSButtonCell.h:243:85: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSBezelStyle NSThickerSquareBezelStyle API_DEPRECATED_WITH_REPLACEMENT("NSBezelStyleRegularSquare", macosx(10.0, 10.12)) = (NSBezelStyle)4;
                                                                                    ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:17:
In file included from /System/Library/Frameworks/Cocoa.framework/Headers/Cocoa.h:13:
In file included from /System/Library/Frameworks/AppKit.framework/Headers/AppKit.h:38:
In file included from /System/Library/Frameworks/AppKit.framework/Headers/NSFontPanel.h:8:
In file included from /System/Library/Frameworks/AppKit.framework/Headers/NSPanel.h:8:
/System/Library/Frameworks/AppKit.framework/Headers/NSWindow.h:676:12: error: unknown property attribute 'class'
@property (class) BOOL allowsAutomaticWindowTabbing NS_AVAILABLE_MAC(10_12);
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSWindow.h:680:12: error: unknown property attribute 'class'
@property (class, readonly) NSWindowUserTabbingPreference userTabbingPreference NS_AVAILABLE_MAC(10_12);
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSWindow.h:952:87: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSWindowStyleMask NSBorderlessWindowMask API_DEPRECATED_WITH_REPLACEMENT("NSWindowStyleMaskBorderless", macosx(10.0, 10.12)) = NSWindowStyleMaskBorderless;
                                                                                      ^
/System/Library/Frameworks/AppKit.framework/Headers/NSWindow.h:953:83: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSWindowStyleMask NSTitledWindowMask API_DEPRECATED_WITH_REPLACEMENT("NSWindowStyleMaskTitled", macosx(10.0, 10.12)) = NSWindowStyleMaskTitled;
                                                                                  ^
/System/Library/Frameworks/AppKit.framework/Headers/NSWindow.h:954:85: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSWindowStyleMask NSClosableWindowMask API_DEPRECATED_WITH_REPLACEMENT("NSWindowStyleMaskClosable", macosx(10.0, 10.12)) = NSWindowStyleMaskClosable;
                                                                                    ^
/System/Library/Frameworks/AppKit.framework/Headers/NSWindow.h:955:91: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSWindowStyleMask NSMiniaturizableWindowMask API_DEPRECATED_WITH_REPLACEMENT("NSWindowStyleMaskMiniaturizable", macosx(10.0, 10.12)) = NSWindowStyleMaskMiniaturizable;
                                                                                          ^
/System/Library/Frameworks/AppKit.framework/Headers/NSWindow.h:956:86: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSWindowStyleMask NSResizableWindowMask API_DEPRECATED_WITH_REPLACEMENT("NSWindowStyleMaskResizable", macosx(10.0, 10.12)) = NSWindowStyleMaskResizable;
                                                                                     ^
/System/Library/Frameworks/AppKit.framework/Headers/NSWindow.h:957:95: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSWindowStyleMask NSTexturedBackgroundWindowMask API_DEPRECATED_WITH_REPLACEMENT("NSWindowStyleMaskTexturedBackground", macosx(10.0, 10.12)) = NSWindowStyleMaskTexturedBackground;
                                                                                              ^
/System/Library/Frameworks/AppKit.framework/Headers/NSWindow.h:958:99: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSWindowStyleMask NSUnifiedTitleAndToolbarWindowMask API_DEPRECATED_WITH_REPLACEMENT("NSWindowStyleMaskUnifiedTitleAndToolbar", macosx(10.0, 10.12)) = NSWindowStyleMaskUnifiedTitleAndToolbar;
                                                                                                  ^
/System/Library/Frameworks/AppKit.framework/Headers/NSWindow.h:959:87: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSWindowStyleMask NSFullScreenWindowMask API_DEPRECATED_WITH_REPLACEMENT("NSWindowStyleMaskFullScreen", macosx(10.0, 10.12)) = NSWindowStyleMaskFullScreen;
                                                                                      ^
/System/Library/Frameworks/AppKit.framework/Headers/NSWindow.h:960:96: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSWindowStyleMask NSFullSizeContentViewWindowMask API_DEPRECATED_WITH_REPLACEMENT("NSWindowStyleMaskFullSizeContentView", macosx(10.0, 10.12)) = NSWindowStyleMaskFullSizeContentView;
                                                                                               ^
/System/Library/Frameworks/AppKit.framework/Headers/NSWindow.h:961:84: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSWindowStyleMask NSUtilityWindowMask API_DEPRECATED_WITH_REPLACEMENT("NSWindowStyleMaskUtilityWindow", macosx(10.0, 10.12)) = NSWindowStyleMaskUtilityWindow;
                                                                                   ^
/System/Library/Frameworks/AppKit.framework/Headers/NSWindow.h:962:85: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSWindowStyleMask NSDocModalWindowMask API_DEPRECATED_WITH_REPLACEMENT("NSWindowStyleMaskDocModalWindow", macosx(10.0, 10.12)) = NSWindowStyleMaskDocModalWindow;
                                                                                    ^
/System/Library/Frameworks/AppKit.framework/Headers/NSWindow.h:963:89: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSWindowStyleMask NSNonactivatingPanelMask API_DEPRECATED_WITH_REPLACEMENT("NSWindowStyleMaskNonactivatingPanel", macosx(10.0, 10.12)) = NSWindowStyleMaskNonactivatingPanel;
                                                                                        ^
/System/Library/Frameworks/AppKit.framework/Headers/NSWindow.h:964:80: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSWindowStyleMask NSHUDWindowMask API_DEPRECATED_WITH_REPLACEMENT("NSWindowStyleMaskHUDWindow", macosx(10.0, 10.12)) = NSWindowStyleMaskHUDWindow;
                                                                               ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:17:
In file included from /System/Library/Frameworks/Cocoa.framework/Headers/Cocoa.h:13:
In file included from /System/Library/Frameworks/AppKit.framework/Headers/AppKit.h:44:
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:105:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *blackColor;        /* 0.0 white */
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:106:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *darkGrayColor;     /* 0.333 white */
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:107:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *lightGrayColor;    /* 0.667 white */
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:108:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *whiteColor;        /* 1.0 white */
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:109:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *grayColor;         /* 0.5 white */
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:110:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *redColor;          /* 1.0, 0.0, 0.0 RGB */
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:111:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *greenColor;        /* 0.0, 1.0, 0.0 RGB */
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:112:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *blueColor;         /* 0.0, 0.0, 1.0 RGB */
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:113:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *cyanColor;         /* 0.0, 1.0, 1.0 RGB */
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:114:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *yellowColor;       /* 1.0, 1.0, 0.0 RGB */
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:115:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *magentaColor;      /* 1.0, 0.0, 1.0 RGB */
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:116:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *orangeColor;       /* 1.0, 0.5, 0.0 RGB */
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:117:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *purpleColor;       /* 0.5, 0.0, 0.5 RGB */
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:118:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *brownColor;        /* 0.6, 0.4, 0.2 RGB */
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:119:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *clearColor;        /* 0.0 white, 0.0 alpha */
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:121:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *controlShadowColor;            // Dark border for controls
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:122:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *controlDarkShadowColor;        // Darker border for controls
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:123:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *controlColor;                  // Control face and old window background color
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:124:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *controlHighlightColor;         // Light border for controls
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:125:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *controlLightHighlightColor;    // Lighter border for controls
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:126:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *controlTextColor;              // Text on controls
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:127:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *controlBackgroundColor;        // Background of large controls (browser, tableview, clipview, ...)
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:128:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *selectedControlColor;          // Control face for selected controls
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:129:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *secondarySelectedControlColor; // Color for selected controls when control is not active (that is, not focused)
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:130:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *selectedControlTextColor;      // Text on selected controls
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:131:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *disabledControlTextColor;      // Text on disabled controls
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:132:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *textColor;                     // Document text
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:133:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *textBackgroundColor;           // Document text background
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:134:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *selectedTextColor;             // Selected document text
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:135:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *selectedTextBackgroundColor;   // Selected document text background
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:136:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *gridColor;                     // Grids in controls
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:137:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *keyboardFocusIndicatorColor;   // Keyboard focus ring around controls
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:138:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *windowBackgroundColor;         // Background fill for window contents
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:139:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *underPageBackgroundColor NS_AVAILABLE_MAC(10_8); // Background areas revealed behind views
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:141:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *labelColor NS_AVAILABLE_MAC(10_10);              // Text color for static text and related elements
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:142:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *secondaryLabelColor NS_AVAILABLE_MAC(10_10);     // Text color for secondary static text and related elements
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:143:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *tertiaryLabelColor NS_AVAILABLE_MAC(10_10);      // Text color for disabled static text and related elements
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:144:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *quaternaryLabelColor NS_AVAILABLE_MAC(10_10);    // Text color for large secondary or disabled static text, separators, large glyphs/icons, etc
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:146:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *scrollBarColor;                // Scroll bar slot color
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:147:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *knobColor;                     // Knob face color for controls
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:148:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *selectedKnobColor;             // Knob face color for selected controls
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:150:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *windowFrameColor;              // Window frames
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:151:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *windowFrameTextColor;          // Text on window frames
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:153:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *selectedMenuItemColor;         // Highlight color for menus
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:154:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *selectedMenuItemTextColor;     // Highlight color for menu text
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:156:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *highlightColor;                // Highlight color for UI elements (this is abstract and defines the color all highlights tend toward)
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:157:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *shadowColor;                   // Shadow color for UI elements (this is abstract and defines the color all shadows tend toward)
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:159:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *headerColor;                   // Background color for header cells in Table/OutlineView
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:160:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *headerTextColor;               // Text color for header cells in Table/OutlineView
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:162:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *alternateSelectedControlColor;      // Similar to selectedControlColor; for use in lists and tables
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:163:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *alternateSelectedControlTextColor;  // Similar to selectedControlTextColor; see alternateSelectedControlColor
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:165:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSArray<NSColor *> *controlAlternatingRowBackgroundColors;  // Standard colors for alternating colored rows in tables and lists (for instance, light blue/white; don't assume just two colors)
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:167:12: error: unknown property attribute 'class'
@property (class, readonly) NSControlTint currentControlTint;   // returns current system control tint
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:171:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColor *scrubberTexturedBackgroundColor NS_AVAILABLE_MAC(10_12_1); // Patterned background color for use in NSScrubber
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColor.h:301:12: error: unknown property attribute 'class'
@property (class) BOOL ignoresAlpha;
           ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:17:
In file included from /System/Library/Frameworks/Cocoa.framework/Headers/Cocoa.h:13:
In file included from /System/Library/Frameworks/AppKit.framework/Headers/AppKit.h:45:
/System/Library/Frameworks/AppKit.framework/Headers/NSColorSpace.h:70:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColorSpace *sRGBColorSpace NS_AVAILABLE_MAC(10_5);
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColorSpace.h:71:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColorSpace *genericGamma22GrayColorSpace NS_AVAILABLE_MAC(10_6);             // The grayscale color space with gamma 2.2, compatible with sRGB
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColorSpace.h:73:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColorSpace *extendedSRGBColorSpace NS_AVAILABLE_MAC(10_12);                  // sRGB compatible color space that allows specifying components beyond the range of [0.0, 1.0]
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColorSpace.h:74:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColorSpace *extendedGenericGamma22GrayColorSpace NS_AVAILABLE_MAC(10_12);    // sRGB compatible gray color space that allows specifying components beyond the range of [0.0, 1.0]
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColorSpace.h:76:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColorSpace *displayP3ColorSpace NS_AVAILABLE_MAC(10_12);     // Standard DCI-P3 primaries, a D65 white point, and the same gamma curve as the sRGB IEC61966-2.1 color space
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColorSpace.h:78:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColorSpace *adobeRGB1998ColorSpace NS_AVAILABLE_MAC(10_5);
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColorSpace.h:80:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColorSpace *genericRGBColorSpace;         // NSColorSpace corresponding to Cocoa color space name NSCalibratedRGBColorSpace
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColorSpace.h:81:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColorSpace *genericGrayColorSpace;        // NSColorSpace corresponding to Cocoa color space name NSCalibratedWhiteColorSpace
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColorSpace.h:82:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColorSpace *genericCMYKColorSpace;
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColorSpace.h:83:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColorSpace *deviceRGBColorSpace;          // NSColorSpace corresponding to Cocoa color space name NSDeviceRGBColorSpace
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColorSpace.h:84:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColorSpace *deviceGrayColorSpace;         // NSColorSpace corresponding to Cocoa color space name NSDeviceWhiteColorSpace
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSColorSpace.h:85:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSColorSpace *deviceCMYKColorSpace;         // NSColorSpace corresponding to Cocoa color space name NSDeviceCMYKColorSpace
           ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:17:
In file included from /System/Library/Frameworks/Cocoa.framework/Headers/Cocoa.h:13:
In file included from /System/Library/Frameworks/AppKit.framework/Headers/AppKit.h:90:
/System/Library/Frameworks/AppKit.framework/Headers/NSScrubber.h:73:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSScrubberSelectionStyle *outlineOverlayStyle;
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSScrubber.h:74:12: error: unknown property attribute 'class'
@property (class, strong, readonly) NSScrubberSelectionStyle *roundedBackgroundStyle;
           ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:17:
In file included from /System/Library/Frameworks/Cocoa.framework/Headers/Cocoa.h:13:
In file included from /System/Library/Frameworks/AppKit.framework/Headers/AppKit.h:94:
/System/Library/Frameworks/AppKit.framework/Headers/NSSliderAccessory.h:45:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSSliderAccessoryBehavior *automaticBehavior  NS_SWIFT_NAME(automatic);
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSSliderAccessory.h:48:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSSliderAccessoryBehavior *valueStepBehavior NS_SWIFT_NAME(valueStep);
           ^
/System/Library/Frameworks/AppKit.framework/Headers/NSSliderAccessory.h:51:12: error: unknown property attribute 'class'
@property (class, readonly, copy) NSSliderAccessoryBehavior *valueResetBehavior NS_SWIFT_NAME(valueReset);
           ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:17:
In file included from /System/Library/Frameworks/Cocoa.framework/Headers/Cocoa.h:13:
In file included from /System/Library/Frameworks/AppKit.framework/Headers/AppKit.h:122:
In file included from /System/Library/Frameworks/AppKit.framework/Headers/NSSlider.h:9:
/System/Library/Frameworks/AppKit.framework/Headers/NSSliderCell.h:125:81: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSTickMarkPosition NSTickMarkBelow API_DEPRECATED_WITH_REPLACEMENT("NSTickMarkPositionBelow", macosx(10.0, 10.12)) = NSTickMarkPositionBelow;
                                                                                ^
/System/Library/Frameworks/AppKit.framework/Headers/NSSliderCell.h:126:81: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSTickMarkPosition NSTickMarkAbove API_DEPRECATED_WITH_REPLACEMENT("NSTickMarkPositionAbove", macosx(10.0, 10.12)) = NSTickMarkPositionAbove;
                                                                                ^
/System/Library/Frameworks/AppKit.framework/Headers/NSSliderCell.h:127:80: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSTickMarkPosition NSTickMarkLeft API_DEPRECATED_WITH_REPLACEMENT("NSTickMarkPositionLeading", macosx(10.0, 10.12)) = NSTickMarkPositionLeading;
                                                                               ^
/System/Library/Frameworks/AppKit.framework/Headers/NSSliderCell.h:128:81: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSTickMarkPosition NSTickMarkRight API_DEPRECATED_WITH_REPLACEMENT("NSTickMarkPositionTrailing", macosx(10.0, 10.12)) = NSTickMarkPositionTrailing;
                                                                                ^
/System/Library/Frameworks/AppKit.framework/Headers/NSSliderCell.h:130:74: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSSliderType NSLinearSlider API_DEPRECATED_WITH_REPLACEMENT("NSSliderTypeLinear", macosx(10.0, 10.12)) = NSSliderTypeLinear;
                                                                         ^
/System/Library/Frameworks/AppKit.framework/Headers/NSSliderCell.h:131:76: error: expected a version of the form 'major[.minor[.subminor]]'
static const NSSliderType NSCircularSlider API_DEPRECATED_WITH_REPLACEMENT("NSSliderTypeCircular", macosx(10.0, 10.12)) = NSSliderTypeCircular;
                                                                           ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:17:
In file included from /System/Library/Frameworks/Cocoa.framework/Headers/Cocoa.h:13:
In file included from /System/Library/Frameworks/AppKit.framework/Headers/AppKit.h:126:
/System/Library/Frameworks/AppKit.framework/Headers/NSGridView.h:210:12: error: unknown property attribute 'class'
@property (class, readonly, strong) NSView *emptyContentView; // This view is used as a marker in NSGridView's "...WithViews:" methods to indicate a cell whose contentView should be nil.
           ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:17:
In file included from /System/Library/Frameworks/Cocoa.framework/Headers/Cocoa.h:13:
In file included from /System/Library/Frameworks/AppKit.framework/Headers/AppKit.h:145:
In file included from /System/Library/Frameworks/AppKit.framework/Headers/NSTableCellView.h:15:
In file included from /System/Library/Frameworks/AppKit.framework/Headers/NSTableView.h:14:
/System/Library/Frameworks/AppKit.framework/Headers/NSTextView.h:197:22: error: unknown property attribute 'class'
@property (readonly, class) BOOL stronglyReferencesTextStorage NS_AVAILABLE_MAC(10_12);
                     ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:17:
In file included from /System/Library/Frameworks/Cocoa.framework/Headers/Cocoa.h:14:
In file included from /System/Library/Frameworks/CoreData.framework/Headers/CoreData.h:19:
In file included from /System/Library/Frameworks/CoreData.framework/Headers/NSFetchRequest.h:10:
/System/Library/Frameworks/CoreData.framework/Headers/NSManagedObject.h:50:11: error: unknown property attribute 'class'
@property(class, readonly) BOOL contextShouldIgnoreUnmodeledPropertyChanges API_AVAILABLE(macosx(10.6),ios(3.0));
          ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:17:
In file included from /System/Library/Frameworks/Cocoa.framework/Headers/Cocoa.h:14:
In file included from /System/Library/Frameworks/CoreData.framework/Headers/CoreData.h:26:
/System/Library/Frameworks/CoreData.framework/Headers/NSPersistentStoreCoordinator.h:218:11: error: unknown property attribute 'class'
@property(class, readonly, strong) NSDictionary<NSString *, NSValue *> *registeredStoreTypes API_AVAILABLE(macosx(10.5),ios(3.0));
          ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:17:
In file included from /System/Library/Frameworks/Cocoa.framework/Headers/Cocoa.h:14:
In file included from /System/Library/Frameworks/CoreData.framework/Headers/CoreData.h:47:
/System/Library/Frameworks/CoreData.framework/Headers/NSMergePolicy.h:132:12: error: unknown property attribute 'class'
@property (class, readonly, strong) NSMergePolicy *errorMergePolicy API_AVAILABLE(macosx(10.12),ios(10.0),tvos(10.0),watchos(3.0));
           ^
/System/Library/Frameworks/CoreData.framework/Headers/NSMergePolicy.h:133:12: error: unknown property attribute 'class'
@property (class, readonly, strong) NSMergePolicy *rollbackMergePolicy API_AVAILABLE(macosx(10.12),ios(10.0),tvos(10.0),watchos(3.0));
           ^
/System/Library/Frameworks/CoreData.framework/Headers/NSMergePolicy.h:134:12: error: unknown property attribute 'class'
@property (class, readonly, strong) NSMergePolicy *overwriteMergePolicy API_AVAILABLE(macosx(10.12),ios(10.0),tvos(10.0),watchos(3.0));
           ^
/System/Library/Frameworks/CoreData.framework/Headers/NSMergePolicy.h:135:12: error: unknown property attribute 'class'
@property (class, readonly, strong) NSMergePolicy *mergeByPropertyObjectTrumpMergePolicy API_AVAILABLE(macosx(10.12),ios(10.0),tvos(10.0),watchos(3.0));
           ^
/System/Library/Frameworks/CoreData.framework/Headers/NSMergePolicy.h:136:12: error: unknown property attribute 'class'
@property (class, readonly, strong) NSMergePolicy *mergeByPropertyStoreTrumpMergePolicy API_AVAILABLE(macosx(10.12),ios(10.0),tvos(10.0),watchos(3.0));
           ^
In file included from Library/Go/src/golang.org/x/mobile/app/darwin_amd64.go:17:
In file included from /System/Library/Frameworks/Cocoa.framework/Headers/Cocoa.h:14:
In file included from /System/Library/Frameworks/CoreData.framework/Headers/CoreData.h:50:
/System/Library/Frameworks/CoreData.framework/Headers/NSQueryGenerationToken.h:16:12: error: unknown property attribute 'class'
@property (class, readonly, strong) NSQueryGenerationToken *currentQueryGenerationToken; // Used to inform a context that it should use the current generation
           ^
464 errors generated.

@quentinmit quentinmit added this to the Unreleased milestone Nov 23, 2016

@akabos

This comment has been minimized.

Copy link
Author

commented Nov 24, 2016

I resolved that by installing full Xcode. Docs suggest only Command Line Tools tools are required. Apparently this is not the case.

@akabos akabos closed this Nov 24, 2016

@golang golang locked and limited conversation to collaborators Nov 24, 2017

Sign up for free to subscribe to this conversation on GitHub. Already have an account? Sign in.
You can’t perform that action at this time.