view gcc/testsuite/gcc.dg/Wtype-limits2.c @ 145:1830386684a0

gcc-9.2.0
author anatofuz
date Thu, 13 Feb 2020 11:34:05 +0900
parents 04ced10e8804
children
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/* { dg-do compile } */
/* { dg-options "-Wtype-limits" } */
/* { dg-require-effective-target sync_char_short } */

#include <stdatomic.h>

unsigned foo (unsigned char *x)
{
  if (atomic_load (x) > 1000) /* { dg-warning "comparison is always false due to limited range of data type" } */
    return 0;
  return 1;
}