clang/test/CodeGenCXX/weak-extern-typeinfo.cpp

   1 // RUN: %clang_cc1 %s -emit-llvm -triple %itanium_abi_triple -o - | FileCheck %s
   2
   3 #define WEAK __attribute__ ((weak))
   4
   5 class WEAK A {
   6   virtual void foo();
   7 };
   8
   9 class B : public A {
  10   virtual void foo();
  11 };
  12 void A::foo() { }
  13 void B::foo() { }
  14
  15 class T {};
  16 class T1 {};
  17
  18 class C : public T1, public B, public T {
  19   virtual void foo();
  20 };
  21 void C::foo() { }
  22
  23 class V1 : public virtual A {
  24   virtual void foo();
  25 };
  26
  27 class V2 : public virtual V1 {
  28   virtual void foo();
  29 };
  30 void V1::foo() { }
  31 void V2::foo() { }
  32
  33 // CHECK: @_ZTS1A = weak_odr {{(dso_local |hidden )?}}constant
  34 // CHECK: @_ZTI1A = weak_odr {{(dso_local |hidden )?}}constant
  35 // CHECK: @_ZTS1B = weak_odr {{(dso_local |hidden )?}}constant
  36 // CHECK: @_ZTI1B = weak_odr {{(dso_local |hidden )?}}constant
  37 // CHECK: @_ZTS1C = weak_odr {{(dso_local |hidden )?}}constant
  38 // CHECK: @_ZTS2T1 = linkonce_odr {{(dso_local |hidden )?}}constant
  39 // CHECK: @_ZTI2T1 = linkonce_odr {{(dso_local |hidden )?}}constant
  40 // CHECK: @_ZTS1T = linkonce_odr {{(dso_local |hidden )?}}constant
  41 // CHECK: @_ZTI1T = linkonce_odr {{(dso_local |hidden )?}}constant
  42 // CHECK: @_ZTI1C = weak_odr {{(dso_local |hidden )?}}constant
  43 // CHECK: @_ZTS2V1 = weak_odr {{(dso_local |hidden )?}}constant
  44 // CHECK: @_ZTI2V1 = weak_odr {{(dso_local |hidden )?}}constant
  45 // CHECK: @_ZTS2V2 = weak_odr {{(dso_local |hidden )?}}constant
  46 // CHECK: @_ZTI2V2 = weak_odr {{(dso_local |hidden )?}}constant