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-rw-r--r--test/CodeGenCXX/cxx11-thread-local-reference.cpp26
1 files changed, 26 insertions, 0 deletions
diff --git a/test/CodeGenCXX/cxx11-thread-local-reference.cpp b/test/CodeGenCXX/cxx11-thread-local-reference.cpp
new file mode 100644
index 0000000000..2ea9acda48
--- /dev/null
+++ b/test/CodeGenCXX/cxx11-thread-local-reference.cpp
@@ -0,0 +1,26 @@
+// 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 i32* @_Z1fv()
+// CHECK: store i32* %{{.*}}, i32** @r, align 8
+
+// CHECK: define 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: define internal void @__tls_init()
+// CHECK: call void @[[R_INIT]]()