28 lines · cpp
1// RUN: %clang_cc1 -emit-llvm -triple=x86_64-apple-darwin10 -o - %s | FileCheck -check-prefix=WITH-TSS %s2// RUN: %clang_cc1 -emit-llvm -triple=x86_64-apple-darwin10 -o - %s -fno-threadsafe-statics | FileCheck -check-prefix=NO-TSS %s3 4int f();5 6// WITH-TSS: @_ZZ1gvE1a = internal global i32 0, align 47// WITH-TSS: @_ZGVZ1gvE1a = internal global i64 08 9// WITH-TSS: define{{.*}} void @_Z1gv() [[NUW:#[0-9]+]]10// WITH-TSS: call i32 @__cxa_guard_acquire11// WITH-TSS: call void @__cxa_guard_release12// WITH-TSS: ret void13void g() { 14 static int a = f();15}16 17// NO-TSS: @_ZZ1gvE1a = internal global i32 0, align 418// NO-TSS: @_ZGVZ1gvE1a = internal global i8 019 20// NO-TSS: define{{.*}} void @_Z1gv() [[NUW:#[0-9]+]]21// NO-TSS-NOT: call i32 @__cxa_guard_acquire22// NO-TSS-NOT: call void @__cxa_guard_release23// NO-TSS: ret void24 25// WITH-TSS: attributes [[NUW]] = { mustprogress noinline nounwind{{.*}} }26 27// NO-TSS: attributes [[NUW]] = { mustprogress noinline nounwind{{.*}} }28