clang/test/CodeGenCXX/mdefault-visibility-export-mapping.cpp

   1 // RUN: %clang_cc1 -triple powerpc-ibm-aix %s -S -emit-llvm -o - | \
   2 // RUN:   FileCheck -check-prefixes=CHECK,UNSPECIFIED-DEF,EXPLICIT-DEF %s
   3 // RUN: %clang_cc1 -triple powerpc-ibm-aix %s -mdefault-visibility-export-mapping=none -S -emit-llvm -o - | \
   4 // RUN:   FileCheck -check-prefixes=CHECK,UNSPECIFIED-DEF,EXPLICIT-DEF %s
   5 // RUN: %clang_cc1 -triple powerpc-ibm-aix %s -mdefault-visibility-export-mapping=explicit -S -emit-llvm -o - | \
   6 // RUN:   FileCheck -check-prefixes=CHECK,UNSPECIFIED-DEF,EXPLICIT-EXP %s
   7 // RUN: %clang_cc1 -triple powerpc-ibm-aix %s -mdefault-visibility-export-mapping=all -S -emit-llvm -o - | \
   8 // RUN:   FileCheck -check-prefixes=CHECK,UNSPECIFIED-EXP,EXPLICIT-EXP %s
   9
  10 struct A {};
  11
  12 template <class T>
  13 class B {
  14 public:
  15   T x;
  16   B(T _x) : x(_x) {}
  17   ~B() {}
  18   void func(T x) {}
  19 };
  20
  21 template <class T>
  22 class __attribute__((visibility("default"))) C {
  23 public:
  24   T x;
  25   C(T _x) : x(_x) {}
  26   ~C() {}
  27   void func(T x) {}
  28 };
  29
  30 class D {
  31 public:
  32   ~D();
  33 };
  34
  35 D::~D() {}
  36
  37 extern template class B<int>;
  38 extern template class C<int>;
  39
  40 void func() {
  41   B<A> x({});
  42   C<A> y({});
  43   x.func({});
  44   y.func({});
  45   B<int> xi(0);
  46   C<int> yi(0);
  47   xi.func(0);
  48   yi.func(0);
  49   D z;
  50 }
  51
  52 // D::~D() (base object destructor)
  53 // UNSPECIFIED-DEF:  define void @_ZN1DD2Ev(
  54 // UNSPECIFIED-EXP:  define dllexport void @_ZN1DD2Ev(
  55
  56 // D::~D() (complete object destructor)
  57 // UNSPECIFIED-DEF:  define void @_ZN1DD1Ev(
  58 // UNSPECIFIED-EXP:  define dllexport void @_ZN1DD1Ev(
  59
  60 // UNSPECIFIED-DEF: define void @_Z4funcv(
  61 // UNSPECIFIED-EXP: define dllexport void @_Z4funcv(
  62
  63 // B<A>::B(A) (complete object constructor)
  64 // UNSPECIFIED-DEF: define linkonce_odr void @_ZN1BI1AEC1ES0_(
  65 // UNSPECIFIED-EXP: define linkonce_odr dllexport void @_ZN1BI1AEC1ES0_(
  66
  67 // C<A>::C(A) (complete object constructor)
  68 // EXPLICIT-DEF: define linkonce_odr void @_ZN1CI1AEC1ES0_(
  69 // EXPLICIT-EXP: define linkonce_odr dllexport void @_ZN1CI1AEC1ES0_(
  70
  71 // B<A>::func(A)
  72 // UNSPECIFIED-DEF: define linkonce_odr void @_ZN1BI1AE4funcES0_(
  73 // UNSPECIFIED-EXP: define linkonce_odr dllexport void @_ZN1BI1AE4funcES0_(
  74
  75 // C<A>::func(A)
  76 // EXPLICIT-DEF: define linkonce_odr void @_ZN1CI1AE4funcES0_(
  77 // EXPLICIT-EXP: define linkonce_odr dllexport void @_ZN1CI1AE4funcES0_(
  78
  79 // B<int>::B(int) (complete object constructor)
  80 // CHECK: declare void @_ZN1BIiEC1Ei
  81
  82 // C<int>::C(int) (complete object constructor)
  83 // CHECK: declare void @_ZN1CIiEC1Ei
  84
  85 // B<int>::func(int)
  86 // CHECK: declare void @_ZN1BIiE4funcEi
  87
  88 // C<int>::func(int)
  89 // CHECK: declare void @_ZN1CIiE4funcEi
  90
  91 // C<int>::~C() (complete object destructor)
  92 // CHECK: declare void @_ZN1CIiED1Ev
  93
  94 // B<int>::~B() (complete object destructor)
  95 // CHECK: declare void @_ZN1BIiED1Ev
  96
  97 // C<A>::~c() (complete object destructor)
  98 // EXPLICIT-DEF: define linkonce_odr void @_ZN1CI1AED1Ev(
  99 // EXPLICIT-EXP: define linkonce_odr dllexport void @_ZN1CI1AED1Ev(
 100
 101 // B<A>::~B() (complete object destructor)
 102 // UNSPECIFIED-DEF: define linkonce_odr void @_ZN1BI1AED1Ev(
 103 // UNSPECIFIED-EXP: define linkonce_odr dllexport void @_ZN1BI1AED1Ev(
 104
 105 // B<A>::B(A) (base object constructor)
 106 // UNSPECIFIED-DEF: define linkonce_odr void @_ZN1BI1AEC2ES0_(
 107 // UNSPECIFIED-EXP: define linkonce_odr dllexport void @_ZN1BI1AEC2ES0_(
 108
 109 // B<A>::~B() (base object destructor)
 110 // UNSPECIFIED-DEF: define linkonce_odr void @_ZN1BI1AED2Ev(
 111 // UNSPECIFIED-EXP: define linkonce_odr dllexport void @_ZN1BI1AED2Ev(
 112
 113 // C<A>::C(A) (base object constructor)
 114 // EXPLICIT-DEF: define linkonce_odr void @_ZN1CI1AEC2ES0_(
 115 // EXPLICIT-EXP: define linkonce_odr dllexport void @_ZN1CI1AEC2ES0_(
 116
 117 // C<A>::~C() (base object destructor)
 118 // EXPLICIT-DEF: define linkonce_odr void @_ZN1CI1AED2Ev(
 119 // EXPLICIT-EXP: define linkonce_odr dllexport void @_ZN1CI1AED2Ev(