clang/test/CodeGenCXX/cxx11-thread-local-visibility.cpp

   1 // RUN: %clang_cc1 -std=c++11 -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck --check-prefix=LINUX_AIX %s
   2 // RUN: %clang_cc1 -std=c++11 -emit-llvm %s -o - -triple powerpc64-unknown-aix-xcoff | FileCheck --check-prefix=LINUX_AIX %s
   3 // RUN: %clang_cc1 -std=c++11 -emit-llvm %s -o - -triple x86_64-apple-darwin12 | FileCheck --check-prefix=DARWIN %s
   4
   5 // Regression test for PR40327
   6
   7 // LINUX_AIX: @default_tls ={{.*}} thread_local global i32
   8 // LINUX_AIX: @hidden_tls ={{( hidden)?}} thread_local global i32
   9 // LINUX_AIX: define weak_odr hidden noundef ptr @_ZTW11default_tls()
  10 // LINUX_AIX: define weak_odr hidden noundef ptr @_ZTW10hidden_tls()
  11 //
  12 // DARWIN: @default_tls = internal thread_local global i32
  13 // DARWIN: @hidden_tls = internal thread_local global i32
  14 // DARWIN: define cxx_fast_tlscc noundef ptr @_ZTW11default_tls()
  15 // DARWIN: define hidden cxx_fast_tlscc noundef ptr @_ZTW10hidden_tls()
  16
  17 __attribute__((visibility("default"))) thread_local int default_tls;
  18 __attribute__((visibility("hidden"))) thread_local int hidden_tls;