xref: /aosp_15_r20/external/clang/test/CodeGenCXX/c-linkage.cpp (revision 67e74705e28f6214e480b399dd47ea732279e315) 
1*67e74705SXin Li // RUN: %clang_cc1 -emit-llvm -triple %itanium_abi_triple -o - %s | FileCheck %s
2*67e74705SXin Li // pr6644
3*67e74705SXin Li 
4*67e74705SXin Li extern "C" {
5*67e74705SXin Li   namespace N {
6*67e74705SXin Li     struct X {
7*67e74705SXin Li       virtual void f();
8*67e74705SXin Li     };
f()9*67e74705SXin Li     void X::f() { }
10*67e74705SXin Li   }
11*67e74705SXin Li }
12*67e74705SXin Li 
13*67e74705SXin Li // CHECK-LABEL: define {{.*}}void @_ZN1N1X1fEv
14*67e74705SXin Li 
15*67e74705SXin Li extern "C" {
test2_f()16*67e74705SXin Li   static void test2_f() {
17*67e74705SXin Li   }
18*67e74705SXin Li   // CHECK-LABEL: define internal {{.*}}void @_ZL7test2_fv
test2_f(int x)19*67e74705SXin Li   static void test2_f(int x) {
20*67e74705SXin Li   }
21*67e74705SXin Li   // CHECK-LABEL: define internal {{.*}}void @_ZL7test2_fi
test2_use()22*67e74705SXin Li   void test2_use() {
23*67e74705SXin Li     test2_f();
24*67e74705SXin Li     test2_f(42);
25*67e74705SXin Li   }
26*67e74705SXin Li }
27*67e74705SXin Li 
28*67e74705SXin Li extern "C" {
29*67e74705SXin Li   struct test3_s {
30*67e74705SXin Li   };
operator ==(const int & a,const test3_s & b)31*67e74705SXin Li   bool operator==(const int& a, const test3_s& b)  {
32*67e74705SXin Li   }
33*67e74705SXin Li }
34