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cfg-rich-constructors.mm
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cfg-rich-constructors.mm
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// RUN: %clang_analyze_cc1 -analyzer-checker=debug.DumpCFG -triple x86_64-apple-darwin12 -std=c++11 -w %s > %t 2>&1
// RUN: FileCheck --input-file=%t -check-prefixes=CHECK,CXX11,ELIDE,CXX11-ELIDE %s
// RUN: %clang_analyze_cc1 -analyzer-checker=debug.DumpCFG -triple x86_64-apple-darwin12 -std=c++17 -w %s > %t 2>&1
// RUN: FileCheck --input-file=%t -check-prefixes=CHECK,CXX17,ELIDE,CXX17-ELIDE %s
// RUN: %clang_analyze_cc1 -analyzer-checker=debug.DumpCFG -triple x86_64-apple-darwin12 -std=c++11 -w -analyzer-config elide-constructors=false %s > %t 2>&1
// RUN: FileCheck --input-file=%t -check-prefixes=CHECK,CXX11,NOELIDE,CXX11-NOELIDE %s
// RUN: %clang_analyze_cc1 -analyzer-checker=debug.DumpCFG -triple x86_64-apple-darwin12 -std=c++17 -w -analyzer-config elide-constructors=false %s > %t 2>&1
// RUN: FileCheck --input-file=%t -check-prefixes=CHECK,CXX17,NOELIDE,CXX17-NOELIDE %s
class D {
public:
D();
~D();
};
@interface E {}
-(void) foo: (D) d;
-(D) bar;
@end
// FIXME: Find construction context for the argument.
// CHECK: void passArgumentIntoMessage(E *e)
// CHECK: 1: e
// CHECK-NEXT: 2: [B1.1] (ImplicitCastExpr, LValueToRValue, E *)
// CXX11-NEXT: 3: D() (CXXConstructExpr, [B1.4], [B1.6], class D)
// CXX11-NEXT: 4: [B1.3] (BindTemporary)
// CXX11-NEXT: 5: [B1.4] (ImplicitCastExpr, NoOp, const class D)
// CXX11-NEXT: 6: [B1.5]
// CXX11-NEXT: 7: [B1.6] (CXXConstructExpr, class D)
// CXX11-NEXT: 8: [B1.7] (BindTemporary)
// Double brackets trigger FileCheck variables, escape.
// CXX11-NEXT: 9: {{\[}}[B1.2] foo:[B1.8]]
// CXX11-NEXT: 10: ~D() (Temporary object destructor)
// CXX11-NEXT: 11: ~D() (Temporary object destructor)
// CXX17-NEXT: 3: D() (CXXConstructExpr, class D)
// CXX17-NEXT: 4: [B1.3] (BindTemporary)
// Double brackets trigger FileCheck variables, escape.
// CXX17-NEXT: 5: {{\[}}[B1.2] foo:[B1.4]]
// CXX17-NEXT: 6: ~D() (Temporary object destructor)
void passArgumentIntoMessage(E *e) {
[e foo: D()];
}
// CHECK: void returnObjectFromMessage(E *e)
// CHECK: [B1]
// CHECK-NEXT: 1: e
// CHECK-NEXT: 2: [B1.1] (ImplicitCastExpr, LValueToRValue, E *)
// Double brackets trigger FileCheck variables, escape.
// CXX11-ELIDE-NEXT: 3: {{\[}}[B1.2] bar] (CXXRecordTypedCall, [B1.4], [B1.6], [B1.7])
// CXX11-NOELIDE-NEXT: 3: {{\[}}[B1.2] bar] (CXXRecordTypedCall, [B1.4], [B1.6])
// CXX11-NEXT: 4: [B1.3] (BindTemporary)
// CXX11-NEXT: 5: [B1.4] (ImplicitCastExpr, NoOp, const class D)
// CXX11-NEXT: 6: [B1.5]
// CXX11-NEXT: 7: [B1.6] (CXXConstructExpr, [B1.8], class D)
// CXX11-NEXT: 8: D d = [e bar];
// CXX11-NEXT: 9: ~D() (Temporary object destructor)
// CXX11-NEXT: 10: [B1.8].~D() (Implicit destructor)
// Double brackets trigger FileCheck variables, escape.
// CXX17-NEXT: 3: {{\[}}[B1.2] bar] (CXXRecordTypedCall, [B1.5], [B1.4])
// CXX17-NEXT: 4: [B1.3] (BindTemporary)
// CXX17-NEXT: 5: D d = [e bar];
// CXX17-NEXT: 6: ~D() (Temporary object destructor)
// CXX17-NEXT: 7: [B1.5].~D() (Implicit destructor)
void returnObjectFromMessage(E *e) {
D d = [e bar];
}