rt_gccstream/gcc/testsuite/gcc.dg/ftrapv-1.c

26 lines
380 B
C

/* Copyright (C) 2004 Free Software Foundation.
PR other/15526
Verify correct overflow checking with -ftrapv.
Written by Falk Hueffner, 20th May 2004. */
/* { dg-do run } */
/* { dg-options "-ftrapv" } */
__attribute__((noinline)) int
mulv(int a, int b)
{
return a * b;
}
int
main()
{
mulv( 0, 0);
mulv( 0, -1);
mulv(-1, 0);
mulv(-1, -1);
return 0;
}