view gcc/testsuite/gcc.dg/tree-ssa/vrp53.c @ 158:494b0b89df80 default tip

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author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Mon, 25 May 2020 18:13:55 +0900
parents 04ced10e8804
children
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/* { dg-do compile } */
/* { dg-options "-O2 -fdump-tree-vrp1 -fno-tree-ccp" } */

int
f1 (int x)
{
  x &= 0xff;
  x += 0x400;
  x &= 0x7ff;
  return x;
}

int
f2 (int x)
{
  x &= 0xff;
  x += 0x5400;
  x |= 0x4400;
  return x;
}

/* { dg-final { scan-tree-dump-not "\& (2047|0x7ff)" "vrp1" } } */
/* { dg-final { scan-tree-dump-not "\\| (17408|0x4400)" "vrp1" } } */