1// RUN: %clang_cc1 -verify -fsyntax-only %s 2 3static void (*fp0)(void) __attribute__((noreturn)); 4 5void fatal(); 6 7static void __attribute__((noreturn)) f0(void) { 8 fatal(); 9} // expected-warning {{function declared 'noreturn' should not return}} 10 11// On K&R 12int f1() __attribute__((noreturn)); 13 14int g0 __attribute__((noreturn)); // expected-warning {{'noreturn' only applies to function types; type here is 'int'}} 15 16int f2() __attribute__((noreturn(1, 2))); // expected-error {{attribute takes no arguments}} 17 18void f3() __attribute__((noreturn)); 19void f3() { 20 return; // expected-warning {{function 'f3' declared 'noreturn' should not return}} 21} 22 23#pragma clang diagnostic error "-Winvalid-noreturn" 24 25void f4() __attribute__((noreturn)); 26void f4() { 27 return; // expected-error {{function 'f4' declared 'noreturn' should not return}} 28} 29 30// PR4685 31extern void f5 (unsigned long) __attribute__ ((__noreturn__)); 32 33void 34f5 (unsigned long size) 35{ 36 37} 38 39// PR2461 40__attribute__((noreturn)) void f(__attribute__((noreturn)) void (*x)(void)) { 41 x(); 42} 43 44typedef void (*Fun)(void) __attribute__ ((noreturn(2))); // expected-error {{attribute takes no arguments}} 45