| /* { dg-do compile } */ |
| /* { dg-options "-O2" } */ |
| |
| typedef __SIZE_TYPE__ size_t; |
| extern void __chk_fail (void); |
| extern int snprintf (char *, size_t, const char *, ...); |
| extern inline __attribute__((gnu_inline, always_inline)) int snprintf (char *a, size_t b, const char *fmt, ...) |
| { |
| if (__builtin_object_size (a, 0) != -1UL && __builtin_object_size (a, 0) < b) |
| __chk_fail (); |
| return __builtin_snprintf (a, b, fmt, __builtin_va_arg_pack ()); |
| } |
| extern int snprintf (char *, size_t, const char *, ...) __asm ("mysnprintf"); |
| |
| char buf[10]; |
| |
| int |
| main (void) |
| { |
| snprintf (buf, 10, "%d%d\n", 10, 10); |
| return 0; |
| } |
| |
| /* { dg-final { scan-assembler "mysnprintf" } } */ |
| /* { dg-final { scan-assembler-not "__chk_fail" } } */ |
