clang/test/CodeGenCXX/implicit-record-visibility.cpp

   1 // RUN: %clang_cc1 %s -I%S -fvisibility=hidden -triple x86_64-linux-gnu -emit-llvm -o - | FileCheck %s
   2
   3 #include <stdarg.h>
   4 #include <typeinfo>
   5
   6 // If struct __va_list_tag did not explicitly have default visibility, then
   7 // under -fvisibility=hidden the type of function f, due to its va_list (aka
   8 // __builtin_va_list, aka __va_list_tag (*)[1]) parameter would be hidden:
   9
  10 // CHECK: @_ZTSFvP13__va_list_tagE = linkonce_odr constant
  11 // CHECK: @_ZTIFvP13__va_list_tagE = linkonce_odr constant
  12 void f(va_list) { (void)typeid(f); }