phunix/external/bsd/llvm/dist/clang/test/CodeGenCXX/cxx11-thread-local-reference.cpp
Lionel Sambuc 0a6a1f1d05 NetBSD re-synchronization of the source tree
This brings our tree to NetBSD 7.0, as found on -current on the
10-10-2015.

This updates:
 - LLVM to 3.6.1
 - GCC to GCC 5.1
 - Replace minix/commands/zdump with usr.bin/zdump
 - external/bsd/libelf has moved to /external/bsd/elftoolchain/
 - Import ctwm
 - Drop sprintf from libminc

Change-Id: I149836ac18e9326be9353958bab9b266efb056f0
2016-01-13 20:32:14 +01:00

27 lines
742 B
C++

// RUN: %clang_cc1 -std=c++11 -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck %s
int &f();
// CHECK: @r = thread_local global i32* null
thread_local int &r = f();
// CHECK: @_ZTH1r = alias void ()* @__tls_init
int &g() { return r; }
// CHECK: define {{.*}} @[[R_INIT:.*]]()
// CHECK: call dereferenceable({{[0-9]+}}) i32* @_Z1fv()
// CHECK: store i32* %{{.*}}, i32** @r, align 8
// CHECK-LABEL: define dereferenceable({{[0-9]+}}) i32* @_Z1gv()
// CHECK: call i32* @_ZTW1r()
// CHECK: ret i32* %{{.*}}
// CHECK: define weak_odr hidden i32* @_ZTW1r() {
// CHECK: call void @_ZTH1r()
// CHECK: load i32** @r, align 8
// CHECK: ret i32* %{{.*}}
// CHECK-LABEL: define internal void @__tls_init()
// CHECK: call void @[[R_INIT]]()