1 // RUN: %clang_cc1 -fsyntax-only -verify %s
2 struct X { // expected-note{{previous definition is here}}
3   struct X { } x; // expected-error{{nested redefinition of 'X'}}
4 };
5 
6 struct Y { };
f(void)7 void f(void) {
8   struct Y { }; // okay: this is a different Y
9 }
10 
11 struct T;
12 struct Z {
13   struct T { int x; } t;
14   struct U { int x; } u;
15 };
16 
f2(void)17 void f2(void) {
18   struct T t;
19   struct U u;
20 }
21 
22 
23