30 lines · c
1// RUN: %clang_cc1 -std=c11 -fsyntax-only -verify %s2// RUN: not %clang_cc1 -std=c99 -pedantic -fsyntax-only %s 2>&1 | FileCheck -check-prefix=CHECK-EXT %s3 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}}24 for (_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 extension30