clang/test/Sema/nested-redef.c

   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 { };
   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
  17 void f2(void) {
  18   struct T t;
  19   struct U u;
  20 }
  21
  22 void f3(void) {
  23   struct G { // expected-note{{previous definition is here}}
  24     struct G {}; // expected-error{{nested redefinition of 'G'}}
  25   };
  26 }
  27
  28 void f4(void) {
  29   struct G { // expected-note 2{{previous definition is here}}
  30     struct G {}; // expected-error{{nested redefinition of 'G'}}
  31   };
  32
  33   struct G {}; // expected-error{{redefinition of 'G'}}
  34 }