Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/builtins-85.c @ 144:8f4e72ab4e11
fix segmentation fault caused by nothing next cur_op to end
author | Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp> |
---|---|
date | Sun, 23 Dec 2018 21:23:56 +0900 |
parents | 04ced10e8804 |
children |
line wrap: on
line source
/* { 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" } } */