view gcc/testsuite/gcc.dg/tree-ssa/pr64130.c @ 131:84e7813d76e9

gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
parents 04ced10e8804
children 1830386684a0
line wrap: on
line source


/* { dg-do compile } */
/* { dg-options "-O2 -fdump-tree-evrp" } */

__extension__ typedef __UINT32_TYPE__ uint32_t;

int funsigned (uint32_t a)
{
  return 0x1ffffffffL / a == 0;
}

int funsigned2 (uint32_t a)
{
  if (a < 1) return 1;
  return (-1 * 0x1ffffffffL) / a == 0;
}

/* { dg-final { scan-tree-dump ": \\\[2, 8589934591\\\]" "evrp" } } */
/* { dg-final { scan-tree-dump ": \\\[-8589934591, -2\\\]" "evrp" } } */