llvm-project/clang/test/CodeGenCXX/atomic.cpp

28 lines
840 B
C++

// RUN: %clang_cc1 %s -emit-llvm -o - -triple=i686-apple-darwin9 | FileCheck %s
namespace PR11411 {
template<typename _Tp> struct Ptr {
void f();
};
// CHECK-LABEL: define linkonce_odr void @_ZN7PR114113PtrIiE1fEv
// CHECK-NOT: ret
template<typename _Tp> inline void Ptr<_Tp>::f() {
int* _refcount;
// CHECK: atomicrmw add i32* {{.*}} seq_cst, align 4
__sync_fetch_and_add(_refcount, 1);
// CHECK-NEXT: ret void
}
void f(Ptr<int> *a) { a->f(); }
}
namespace DelegatingParameter {
// Check that we're delegating the complete ctor to the base
// ctor, and that doesn't crash.
// CHECK-LABEL: define void @_ZN19DelegatingParameter1SC1EU7_AtomicNS_1ZE
// CHECK: call void @_ZN19DelegatingParameter1SC2EU7_AtomicNS_1ZE
struct Z { int z[100]; };
struct S { S(_Atomic Z); };
S::S(_Atomic Z) {}
}