1 // RUN: %clang_cc1 -std=c++11 -triple=x86_64-linux-gnu -verify %s
2 
3 struct S {
4   static thread_local int a;
5   static int b; // expected-note {{here}}
6   thread_local int c; // expected-error {{'thread_local' is only allowed on variable declarations}}
7   static thread_local int d; // expected-note {{here}}
8 };
9 
10 thread_local int S::a;
11 thread_local int S::b; // expected-error {{thread-local declaration of 'b' follows non-thread-local declaration}}
12 thread_local int S::c; // expected-error {{non-static data member defined out-of-line}}
13 int S::d; // expected-error {{non-thread-local declaration of 'd' follows thread-local declaration}}
14 
15 thread_local int x[3];
16 thread_local int y[3];
17 thread_local int z[3]; // expected-note {{previous}}
18 
f()19 void f() {
20   thread_local int x;
21   static thread_local int y;
22   extern thread_local int z; // expected-error {{redeclaration of 'z' with a different type}}
23 }
24