Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/builtin-object-size-12.c @ 158:494b0b89df80 default tip
...
author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
---|---|
date | Mon, 25 May 2020 18:13:55 +0900 |
parents | 04ced10e8804 |
children |
line wrap: on
line source
/* { dg-do run } */ /* { dg-options "-O2" } */ extern void abort (void); struct S { int len; char s[0]; }; int main() { char buf[sizeof (struct S) + 32]; if (__builtin_object_size (((struct S *)&buf[0])->s, 1) != 32) abort (); if (__builtin_object_size (((struct S *)&buf[1])->s, 1) != 31) abort (); if (__builtin_object_size (((struct S *)&buf[64])->s, 0) != 0) abort (); return 0; }