1 // RUN: %clang_cc1 -triple x86_64-unknown-linux -fsanitize=cfi-mfcall -fsanitize-trap=cfi-mfcall -fvisibility hidden -emit-llvm -o - %s | FileCheck %s 2 // RUN: %clang_cc1 -triple x86_64-unknown-linux -fsanitize=cfi-mfcall -fsanitize-trap=cfi-mfcall -fvisibility default -emit-llvm -o - %s | FileCheck --check-prefix=DEFAULT %s 3 4 struct B1 {}; 5 struct B2 {}; 6 struct B3 : B2 {}; 7 struct S : B1, B3 {}; 8 9 // DEFAULT-NOT: llvm.type.test 10 11 void f(S *s, void (S::*p)()) { 12 // CHECK: [[OFFSET:%.*]] = sub i64 {{.*}}, 1 13 // CHECK: [[VFPTR:%.*]] = getelementptr i8, i8* %{{.*}}, i64 [[OFFSET]] 14 // CHECK: [[TT:%.*]] = call i1 @llvm.type.test(i8* [[VFPTR]], metadata !"_ZTSM1SFvvE.virtual") 15 // CHECK: br i1 [[TT]], label {{.*}}, label %[[TRAP1:[^,]*]] 16 17 // CHECK: [[TRAP1]]: 18 // CHECK-NEXT: llvm.trap 19 20 // CHECK: [[NVFPTR:%.*]] = bitcast void (%struct.S*)* {{.*}} to i8* 21 // CHECK: [[TT1:%.*]] = call i1 @llvm.type.test(i8* [[NVFPTR]], metadata !"_ZTSM2B1FvvE") 22 // CHECK: [[OR1:%.*]] = or i1 false, [[TT1]] 23 // CHECK: [[TT2:%.*]] = call i1 @llvm.type.test(i8* [[NVFPTR]], metadata !"_ZTSM2B2FvvE") 24 // CHECK: [[OR2:%.*]] = or i1 [[OR1]], [[TT2]] 25 // CHECK: br i1 [[OR2]], label {{.*}}, label %[[TRAP2:[^,]*]] 26 27 // CHECK: [[TRAP2]]: 28 // CHECK-NEXT: llvm.trap 29 (s->*p)(); 30 } 31