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Description
What version of Go are you using (go version
)?
$ go version go version go1.14.7 linux/amd64
Does this issue reproduce with the latest release?
Have not tried
What operating system and processor architecture are you using (go env
)?
go env
Output
$ go env GO111MODULE="" GOARCH="amd64" GOBIN="" GOCACHE="/root/.cache/go-build" GOENV="/root/.config/go/env" GOEXE="" GOFLAGS="" GOHOSTARCH="amd64" GOHOSTOS="linux" GOINSECURE="" GONOPROXY="" GONOSUMDB="" GOOS="linux" GOPATH="/go" GOPRIVATE="" GOPROXY="https://proxy.golang.org,direct" GOROOT="/usr/local/go" GOSUMDB="sum.golang.org" GOTMPDIR="" GOTOOLDIR="/usr/local/go/pkg/tool/linux_amd64" GCCGO="gccgo" AR="ar" CC="gcc" CXX="g++" CGO_ENABLED="1" GOMOD="" CGO_CFLAGS="-g -O2" CGO_CPPFLAGS="" CGO_CXXFLAGS="-g -O2" CGO_FFLAGS="-g -O2" CGO_LDFLAGS="-g -O2" PKG_CONFIG="pkg-config" GOGCCFLAGS="-fPIC -m64 -pthread -fmessage-length=0 -fdebug-prefix-map=/tmp/go-build954734301=/tmp/go-build -gno-record-gcc-switches" root@06ba4e8d3414:/go/src/bitbucket.org/threattrack/vipre-mac/foo#
What did you do?
Linking of a program referring to static const int
fails with undefined reference
:
foo.h
static const int BAR = 1;
foo.go
package main
/*
#include "foo.h"
*/
import "C"
import "fmt"
const (
BAR = int(C.BAR)
)
func main() {
fmt.Println(BAR)
}
What did you expect to see?
Compilation succeeds on linux as it does on darwin
What did you see instead?
go build
/usr/bin/ld: $WORK/b001/_cgo_main.o:/tmp/go-build/cgo-generated-wrappers:2: undefined reference to `BAR'
collect2: error: ld returned 1 exit status
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