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view gcc/testsuite/gcc.dg/binop-notand4a.c @ 145:1830386684a0

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gcc-9.2.0
author anatofuz
date Thu, 13 Feb 2020 11:34:05 +0900
parents 04ced10e8804
children
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line source

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

int
foo (unsigned char a, _Bool b)
{
  return (!a & a) | (b & !b);
}

/* As long as comparisons aren't boolified and casts from boolean-types
   aren't preserved, the folding of  X & !X to zero fails.  */
/* { dg-final { scan-tree-dump-times "return 0" 1 "optimized" { xfail *-*-* } } } */