typedef __SIZE_TYPE__ size_t; int getrandom (void *__buffer, size_t __length, /* { dg-message "parameter 1 of 'getrandom' marked with attribute 'access \\(write_only, 1, 2\\)'" } */ unsigned int __flags) __attribute__ ((access (__write_only__, 1, 2))); #define GRND_RANDOM 0x02 void test (int flag) { char *buf; if (flag) buf = __builtin_malloc (1024); else buf = (char *)""; /* { dg-message "here" } */ if (getrandom(buf, 16, GRND_RANDOM)) /* { dg-warning "write to string literal" } */ __builtin_printf("%s\n", buf); if (flag) __builtin_free (buf); }