clang/test/CodeGenCXX/visibility-ms-compat.cpp

   1 // RUN: %clang_cc1 %s -std=c++11 -triple=x86_64-apple-darwin10 -fvisibility=hidden -ftype-visibility=default -emit-llvm -o %t
   2 // RUN: FileCheck %s < %t
   3 // RUN: FileCheck -check-prefix=CHECK-GLOBAL %s < %t
   4
   5 // The two visibility options above are how we translate
   6 // -fvisibility-ms-compat in the driver.
   7
   8 #define HIDDEN __attribute__((visibility("hidden")))
   9 #define PROTECTED __attribute__((visibility("protected")))
  10 #define DEFAULT __attribute__((visibility("default")))
  11
  12 namespace std {
  13   class type_info;
  14 };
  15
  16 namespace test0 {
  17   struct A {
  18     static void foo();
  19     static void bar();
  20   };
  21
  22   void A::foo() { bar(); }
  23   // CHECK-LABEL: define hidden void @_ZN5test01A3fooEv()
  24   // CHECK: declare void @_ZN5test01A3barEv()
  25
  26   const std::type_info &ti = typeid(A);
  27   // CHECK-GLOBAL: @_ZTSN5test01AE = linkonce_odr constant
  28   // CHECK-GLOBAL: @_ZTIN5test01AE = linkonce_odr constant
  29   // CHECK-GLOBAL: @_ZN5test02tiE = hidden constant
  30 }
  31
  32 namespace test1 {
  33   struct HIDDEN A {
  34     static void foo();
  35     static void bar();
  36   };
  37
  38   void A::foo() { bar(); }
  39   // CHECK-LABEL: define hidden void @_ZN5test11A3fooEv()
  40   // CHECK: declare hidden void @_ZN5test11A3barEv()
  41
  42   const std::type_info &ti = typeid(A);
  43   // CHECK-GLOBAL: @_ZTSN5test11AE = linkonce_odr hidden constant
  44   // CHECK-GLOBAL: @_ZTIN5test11AE = linkonce_odr hidden constant
  45   // CHECK-GLOBAL: @_ZN5test12tiE = hidden constant
  46 }
  47
  48 namespace test2 {
  49   struct DEFAULT A {
  50     static void foo();
  51     static void bar();
  52   };
  53
  54   void A::foo() { bar(); }
  55   // CHECK-LABEL: define{{.*}} void @_ZN5test21A3fooEv()
  56   // CHECK: declare void @_ZN5test21A3barEv()
  57
  58   const std::type_info &ti = typeid(A);
  59   // CHECK-GLOBAL: @_ZTSN5test21AE = linkonce_odr constant
  60   // CHECK-GLOBAL: @_ZTIN5test21AE = linkonce_odr constant
  61   // CHECK-GLOBAL: @_ZN5test22tiE = hidden constant
  62 }
  63
  64 namespace test3 {
  65   struct A { int x; };
  66   template <class T> struct B {
  67     static void foo() { bar(); }
  68     static void bar();
  69   };
  70
  71   template void B<A>::foo();
  72   // CHECK-LABEL: define weak_odr hidden void @_ZN5test31BINS_1AEE3fooEv()
  73   // CHECK: declare void @_ZN5test31BINS_1AEE3barEv()
  74
  75   const std::type_info &ti = typeid(B<A>);
  76   // CHECK-GLOBAL: @_ZTSN5test31BINS_1AEEE = linkonce_odr constant
  77   // CHECK-GLOBAL: @_ZTIN5test31BINS_1AEEE = linkonce_odr constant
  78 }
  79
  80 namespace test4 {
  81   struct A { int x; };
  82   template <class T> struct DEFAULT B {
  83     static void foo() { bar(); }
  84     static void bar();
  85   };
  86
  87   template void B<A>::foo();
  88   // CHECK-LABEL: define weak_odr void @_ZN5test41BINS_1AEE3fooEv()
  89   // CHECK: declare void @_ZN5test41BINS_1AEE3barEv()
  90
  91   const std::type_info &ti = typeid(B<A>);
  92   // CHECK-GLOBAL: @_ZTSN5test41BINS_1AEEE = linkonce_odr constant
  93   // CHECK-GLOBAL: @_ZTIN5test41BINS_1AEEE = linkonce_odr constant
  94 }
  95
  96 namespace test5 {
  97   struct A { int x; };
  98   template <class T> struct HIDDEN B {
  99     static void foo() { bar(); }
 100     static void bar();
 101   };
 102
 103   template void B<A>::foo();
 104   // CHECK-LABEL: define weak_odr hidden void @_ZN5test51BINS_1AEE3fooEv()
 105   // CHECK: declare hidden void @_ZN5test51BINS_1AEE3barEv()
 106
 107   const std::type_info &ti = typeid(B<A>);
 108   // CHECK-GLOBAL: @_ZTSN5test51BINS_1AEEE = linkonce_odr hidden constant
 109   // CHECK-GLOBAL: @_ZTIN5test51BINS_1AEEE = linkonce_odr hidden constant
 110 }