File: loop-12.c

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gcc-arm-none-eabi 15%3A7-2018-q2-5
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/* Checks that pure functions are not treated as const.  */

char *p;

static int __attribute__ ((pure))
is_end_of_statement (void)
{
  return *p == '\n' || *p == ';' || *p == '!';
}

void foo (void)
{
  /* The is_end_of_statement call was moved out of the loop at one stage,
     resulting in an endless loop.  */
  while (!is_end_of_statement ())
    p++;
}

int
main (void)
{
  p = "abc\n";
  foo ();
  return 0;
}