1 // RUN: %clang_cc1 -emit-llvm -std=c++11 -triple x86_64-pc-linux-gnu -o- %s | FileCheck %s 2 3 // Global @x: 4 // CHECK: [[X_GLOBAL:@[^ ]+]]{{.*}}thread_local global 5 6 // returned somewhere in TLS wrapper: 7 // CHECK: define {{.+}} ptr @_ZTW1x( 8 // CHECK: [[X_GLOBAL_ADDR:%[^ ]+]] = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 [[X_GLOBAL]]) 9 // CHECK: ret{{.*}}[[X_GLOBAL_ADDR]] 10 11 template <typename T> class unique_ptr { 12 template <typename F, typename S> struct pair { 13 F first; 14 S second; 15 }; 16 pair<T *, int> data; 17 public: unique_ptr()18 constexpr unique_ptr() noexcept : data() {} unique_ptr(T * p)19 explicit unique_ptr(T *p) noexcept : data() {} 20 }; 21 22 thread_local unique_ptr<int> x; main()23int main() { x = unique_ptr<int>(new int(5)); } 24