llvm-project
29 строк · 1.4 Кб
1// RUN: %clang_cc1 -std=c11 -fsyntax-only -verify %s
2// RUN: not %clang_cc1 -std=c99 -pedantic -fsyntax-only %s 2>&1 | FileCheck -check-prefix=CHECK-EXT %s
3
4_Noreturn int f(void);
5int _Noreturn f(void); // expected-note {{previous}}
6int f _Noreturn(); // expected-error {{expected ';'}} expected-error 2{{}}
7int f(void) _Noreturn; // expected-error {{'_Noreturn' keyword must precede function declarator}}
8
9_Noreturn char c1; // expected-error {{'_Noreturn' can only appear on functions}}
10char _Noreturn c2; // expected-error {{'_Noreturn' can only appear on functions}}
11
12typedef _Noreturn int g(void); // expected-error {{'_Noreturn' can only appear on functions}}
13
14_Noreturn int; // expected-error {{'_Noreturn' can only appear on functions}} expected-warning {{does not declare anything}}
15_Noreturn struct S; // expected-error {{'_Noreturn' can only appear on functions}}
16_Noreturn enum E { e }; // expected-error {{'_Noreturn' can only appear on functions}}
17
18struct GH56800 {
19_Noreturn int f1; // expected-error {{type name does not allow function specifier to be specified}}
20};
21
22_Noreturn int AlsoBad; // expected-error {{'_Noreturn' can only appear on functions}}
23void func(_Noreturn int ThisToo) { // expected-error {{'_Noreturn' can only appear on functions}}
24for (_Noreturn int i = 0; i < 10; ++i) // expected-error {{'_Noreturn' can only appear on functions}}
25;
26}
27
28
29// CHECK-EXT: '_Noreturn' is a C11 extension
30