1 // RUN: %clang_cc1 -no-opaque-pointers -triple x86_64-apple-macosx10.8 -std=c++1y -S -emit-llvm %s -o - | FileCheck %s 2 // RUN: %clang_cc1 -no-opaque-pointers -triple x86_64-windows-gnu -std=c++1y -S -emit-llvm %s -o - | FileCheck %s --check-prefix=MINGW 3 4 // CHECK: @a = internal thread_local global 5 // CHECK: @_Z2vtIiE = linkonce_odr thread_local global i32 5 6 // CHECK: @_ZZ3inlvE3loc = linkonce_odr thread_local global i32 0 7 // CHECK: @_tlv_atexit({{.*}}@_ZN1AD1Ev 8 // CHECK: call cxx_fast_tlscc i32* @_ZTW3ext() 9 // CHECK: declare cxx_fast_tlscc noundef i32* @_ZTW3ext() 10 // CHECK-DAG: define weak_odr hidden cxx_fast_tlscc noundef i32* @_ZTW2vtIiE() 11 // CHECK-DAG: define weak_odr hidden cxx_fast_tlscc noundef i32* @_ZTW2vtIvE() 12 // CHECK-DAG: define {{.*}} @_ZTW1a 13 14 // MINGW-DAG: define weak_odr hidden noundef i32* @_ZTW2vtIiE() {{.*}} comdat 15 // MINGW-DAG: define weak_odr hidden noundef i32* @_ZTW2vtIvE() {{.*}} comdat 16 17 struct A { 18 ~A(); 19 }; 20 21 thread_local A a; 22 23 extern thread_local int ext; 24 int &get_ext() { return ext; } 25 26 template <typename T> 27 thread_local int vt = 5; 28 29 int get_vt() { return vt<int>; } 30 31 inline int &inl() { 32 thread_local int loc; 33 return loc; 34 } 35 int &use_inl() { return inl(); } 36 37 template int vt<void>; 38 int &get_vt_void() { return vt<void>; } 39