clang/test/CodeGenCXX/RelativeVTablesABI/vtable-hidden-when-in-comdat.cpp

   1 // Check that a vtable is made hidden instead of private if the original vtable
   2 // is not dso_local. The vtable will need to be hidden and not private so it can
   3 // be used as acomdat key signature.
   4
   5 // RUN: %clang_cc1 %s -triple=aarch64-unknown-fuchsia -S -o - -emit-llvm | FileCheck %s
   6
   7 // CHECK: @_ZTV1B.local = linkonce_odr hidden unnamed_addr constant
   8 // CHECK: @_ZTV1B = linkonce_odr unnamed_addr alias { [3 x i32] }, ptr @_ZTV1B.local
   9
  10 // The VTable will be in a comdat here since it has no key function.
  11 class B {
  12 public:
  13   inline virtual void func() {}
  14 };
  15
  16 // This is here just to manifest the vtable for B.
  17 void func() {
  18   B b;
  19 }