clang/test/CodeGenCXX/typeid-cxx11.cpp

   1 // RUN: %clang_cc1 -I%S %s -triple x86_64-apple-darwin10 -emit-llvm -std=c++11 -o - | FileCheck %s
   2 #include <typeinfo>
   3
   4 namespace Test1 {
   5
   6 struct Item {
   7   const std::type_info &ti;
   8   const char *name;
   9   void *(*make)();
  10 };
  11
  12 template<typename T> void *make_impl() { return new T; }
  13 template<typename T> constexpr Item item(const char *name) {
  14   return { typeid(T), name, make_impl<T> };
  15 }
  16
  17 struct A { virtual ~A(); };
  18 struct B : virtual A {};
  19 struct C { int n; };
  20
  21 // CHECK: @_ZN5Test15itemsE ={{.*}} constant [4 x {{.*}}] [{{.*}} @_ZTIN5Test11AE, {{.*}} @_ZN5Test19make_implINS_1AEEEPvv {{.*}} @_ZTIN5Test11BE, {{.*}} @_ZN5Test19make_implINS_1BEEEPvv {{.*}} @_ZTIN5Test11CE, {{.*}} @_ZN5Test19make_implINS_1CEEEPvv {{.*}} @_ZTIi, {{.*}} @_ZN5Test19make_implIiEEPvv }]
  22 extern constexpr Item items[] = {
  23   item<A>("A"), item<B>("B"), item<C>("C"), item<int>("int")
  24 };
  25
  26 // CHECK: @_ZN5Test11xE ={{.*}} constant ptr @_ZTIN5Test11AE, align 8
  27 constexpr auto &x = items[0].ti;
  28
  29 // CHECK: @_ZN5Test11yE ={{.*}} constant ptr @_ZTIN5Test11BE, align 8
  30 constexpr auto &y = typeid(B{});
  31
  32 }