Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/ubsan/pr81281.C @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
---|---|
date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | |
children |
line wrap: on
line source
// PR sanitizer/81281 // { dg-do run } // { dg-options "-fsanitize=undefined -fno-sanitize-recover=undefined" } // { dg-additional-sources "pr81281-aux.cc" } extern const int ci; extern int i; extern long long ll; int foo () { int a = (int) (-2024172551 - i - (ci - ll)) - ((int) (-2024172551 - i - (ci - ll)) - (int) (-2024172551 - (long long)ci)); return a; } int main () { if (__SIZEOF_INT__ * __CHAR_BIT__ == 32 && __SIZEOF_LONG_LONG__ * __CHAR_BIT__ == 64) foo (); return 0; }