clang/test/CodeGenCXX/visibility-pr36810.cpp

   1 // RUN: %clang_cc1 -triple x86_64-apple-macosx -std=c++11 -fvisibility=hidden -emit-llvm -o - %s -O2 -disable-llvm-passes | FileCheck %s
   2 // RUN: %clang_cc1 -triple x86_64-apple-macosx -DUNDEF_G -std=c++11 -fvisibility=hidden -emit-llvm -o - %s -O2 -disable-llvm-passes | FileCheck %s
   3
   4 namespace std {
   5 template <class>
   6 class __attribute__((__type_visibility__("default"))) shared_ptr {
   7   template <class> friend class shared_ptr;
   8 };
   9 }
  10 struct dict;
  11 #ifndef UNDEF_G
  12 std::shared_ptr<dict> g;
  13 #endif
  14 class __attribute__((visibility("default"))) Bar;
  15 template <class = std::shared_ptr<Bar>>
  16 class __attribute__((visibility("default"))) i {
  17   std::shared_ptr<int> foo() const;
  18 };
  19
  20 // CHECK: define{{.*}} void @_ZNK1iISt10shared_ptrI3BarEE3fooEv
  21 template <> std::shared_ptr<int> i<>::foo() const {
  22   return std::shared_ptr<int>();
  23 }