xref: /aosp_15_r20/external/clang/test/CodeGenCXX/microsoft-compatibility.cpp (revision 67e74705e28f6214e480b399dd47ea732279e315) 
1*67e74705SXin Li // RUN: %clang_cc1 %s -triple i686-pc-win32 -std=c++11 -fms-compatibility -emit-llvm -o - | FileCheck %s
2*67e74705SXin Li 
3*67e74705SXin Li template <typename>
4*67e74705SXin Li struct S {
5*67e74705SXin Li   static const int x[];
6*67e74705SXin Li };
7*67e74705SXin Li 
8*67e74705SXin Li template <>
9*67e74705SXin Li const int S<char>::x[] = {1};
10*67e74705SXin Li 
11*67e74705SXin Li // CHECK-LABEL: @"\01?x@?$S@D@@2QBHB" = weak_odr constant [1 x i32] [i32 1], comdat
12*67e74705SXin Li 
13*67e74705SXin Li template<class T>
destroy(T * p)14*67e74705SXin Li void destroy(T *p) {
15*67e74705SXin Li   p->~T();
16*67e74705SXin Li }
17*67e74705SXin Li 
f()18*67e74705SXin Li extern "C" void f() {
19*67e74705SXin Li   int a;
20*67e74705SXin Li   destroy((void*)&a);
21*67e74705SXin Li }
22*67e74705SXin Li 
23*67e74705SXin Li // CHECK-LABEL: define void @f()
24*67e74705SXin Li // CHECK: call void @"\01??$destroy@X@@YAXPAX@Z"
25*67e74705SXin Li // CHECK: ret void
26*67e74705SXin Li 
27*67e74705SXin Li // CHECK-LABEL: define linkonce_odr void @"\01??$destroy@X@@YAXPAX@Z"(i8* %p)
28*67e74705SXin Li //    The pseudo-dtor expr should not generate calls to anything.
29*67e74705SXin Li // CHECK-NOT: call
30*67e74705SXin Li // CHECK-NOT: invoke
31*67e74705SXin Li // CHECK: ret void
32