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// RUN: %clang_cc1 -verify -fsyntax-only %s
static void (*fp0)(void) __attribute__((noreturn));
void fatal();
static void __attribute__((noreturn)) f0(void) {
fatal();
} // expected-warning {{function declared 'noreturn' should not return}}
// On K&R
int f1() __attribute__((noreturn));
int g0 __attribute__((noreturn)); // expected-warning {{'noreturn' only applies to function types; type here is 'int'}}
int f2() __attribute__((noreturn(1, 2))); // expected-error {{'noreturn' attribute takes no arguments}}
void f3() __attribute__((noreturn));
void f3() {
return; // expected-warning {{function 'f3' declared 'noreturn' should not return}}
}
#pragma clang diagnostic error "-Winvalid-noreturn"
void f4() __attribute__((noreturn));
void f4() {
return; // expected-error {{function 'f4' declared 'noreturn' should not return}}
}
// PR4685
extern void f5 (unsigned long) __attribute__ ((__noreturn__));
void
f5 (unsigned long size)
{
}
// PR2461
__attribute__((noreturn)) void f(__attribute__((noreturn)) void (*x)(void)) {
x();
}
typedef void (*Fun)(void) __attribute__ ((noreturn(2))); // expected-error {{'noreturn' attribute takes no arguments}}
typedef void fn_t(void);
fn_t *fp __attribute__((noreturn));
void __attribute__((noreturn)) f6(int i) {
fp();
}
fn_t *fps[4] __attribute__((noreturn));
void __attribute__((noreturn)) f7(int i) {
fps[i]();
}
extern fn_t *ifps[] __attribute__((noreturn));
void __attribute__((noreturn)) f8(int i) {
ifps[i]();
}
void __attribute__((noreturn)) f9(int n) {
extern int g9(int, fn_t **);
fn_t *fp[n] __attribute__((noreturn));
int i = g9(n, fp);
fp[i]();
}
typedef fn_t *fptrs_t[4];
fptrs_t ps __attribute__((noreturn));
void __attribute__((noreturn)) f10(int i) {
ps[i]();
}
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