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view gcc/testsuite/gcc.dg/Wbool-operation-1.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

/* PR c/77490 */
/* { dg-do compile } */
/* { dg-options "-Wall" } */

int
fn (_Bool b)
{
  int r = 0;

  r += b++; /* { dg-warning "increment of a boolean expression" } */
  r += ++b; /* { dg-warning "increment of a boolean expression" } */
  r += b--; /* { dg-warning "decrement of a boolean expression" } */
  r += --b; /* { dg-warning "decrement of a boolean expression" } */

  return r;
}