44 lines
1.1 KiB
C
44 lines
1.1 KiB
C
// RUN: %clang_cc1 -verify -fsyntax-only %s
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static void (*fp0)(void) __attribute__((noreturn));
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void fatal();
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static void __attribute__((noreturn)) f0(void) {
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fatal();
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} // expected-warning {{function declared 'noreturn' should not return}}
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// On K&R
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int f1() __attribute__((noreturn));
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int g0 __attribute__((noreturn)); // expected-warning {{'noreturn' only applies to function types; type here is 'int'}}
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int f2() __attribute__((noreturn(1, 2))); // expected-error {{'noreturn' attribute takes no arguments}}
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void f3() __attribute__((noreturn));
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void f3() {
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return; // expected-warning {{function 'f3' declared 'noreturn' should not return}}
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}
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#pragma clang diagnostic error "-Winvalid-noreturn"
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void f4() __attribute__((noreturn));
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void f4() {
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return; // expected-error {{function 'f4' declared 'noreturn' should not return}}
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}
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// PR4685
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extern void f5 (unsigned long) __attribute__ ((__noreturn__));
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void
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f5 (unsigned long size)
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{
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}
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// PR2461
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__attribute__((noreturn)) void f(__attribute__((noreturn)) void (*x)(void)) {
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x();
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}
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typedef void (*Fun)(void) __attribute__ ((noreturn(2))); // expected-error {{'noreturn' attribute takes no arguments}}
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