clang/test/CodeGenCXX/ms-local-vft-alias-comdat.cpp

   1 // RUN: %clang_cc1 -fcxx-exceptions -triple=x86_64-windows-msvc  \
   2 // RUN:  -Wmicrosoft-template -fms-compatibility -emit-llvm %s -o - \
   3 // RUN:  | FileCheck %s
   4
   5 template <typename a> struct T {
   6   virtual void c();
   7   T(a h) {}
   8 };
   9 struct m {
  10   template <typename j> void ab(j ac) {
  11     using ad = T<j>;
  12     ad j(ac);
  13   }
  14 };
  15 template <typename ae> struct n {
  16   template <typename j> n(j ac) { q.ab(ac); }
  17   ae q;
  18 };
  19 class s : n<m> {
  20   using ag = n<m>;
  21 public:
  22   template <typename j> s(j ac) : ag(ac) {}
  23 };
  24 struct ah {
  25   ah(s);
  26 } a([]{});
  27
  28 //CHECK: @0 = private unnamed_addr constant { [2 x ptr] } { [2 x ptr] [ptr @"??_R4?$T@V<lambda_0>@@@@6B@", ptr @"?c@?$T@V<lambda_0>@@@@UEAAXXZ"] }
  29 //CHECK: @"??_7?$T@V<lambda_0>@@@@6B@" = internal unnamed_addr alias ptr, getelementptr inbounds ({ [2 x ptr] }, ptr @0, i32 0, i32 0, i32 1)
  30 //CHECK-NOT : "??_7?$e@V<lambda_0>@@@@6B@" = comdat any