/* Test for builtin noreturn attributes when the visible declarations are function-local. Modified from builtin-noret-1.c by Zack Weinberg . */ /* { dg-options "-multiply_defined suppress" { target powerpc-*-darwin* } } */ /* { dg-do link } */ /* { dg-require-weak "" } */ extern void tabort (void); extern void texit (void); extern void t_exit (void); extern void t_Exit (void); extern void link_failure (void); int main (void) { volatile int i = 0; extern void exit (int); if (i) tabort (); if (i) texit (); if (i) t_exit (); if (i) t_Exit (); exit (0); } void tabort (void) { extern void abort (void); abort (); link_failure (); } void texit (void) { extern void exit (int); exit (1); link_failure (); } void t_exit (void) { extern void _exit (int); /* Some non-Unix libcs have _exit, and won't allow it to be re-defined, so make it weak. */ #pragma weak _exit _exit (1); link_failure (); } /* Some non-Unix libcs might not have _exit. */ /* Some non-Unix libcs have _exit, and won't allow it to be re-defined, so make it weak. */ #pragma weak _exit void _exit (int i) { extern void abort (void); abort (); } void t_Exit (void) { extern void _Exit (int); /* Some libcs have _Exit, and won't allow it to be re-defined, so make it weak. */ #pragma weak _Exit _Exit (1); link_failure (); } /* Some libcs might not have _Exit. */ /* Some libcs have _Exit, and won't allow it to be re-defined, so make it weak. */ #pragma weak _Exit void _Exit (int i) { extern void abort (void); abort (); }
