gcc/testsuite/gcc.dg/torture/pr67821.c

   1 /* { dg-do compile } */
   2
   3 int isdigit (int);
   4
   5 int
   6 foo (const char *s)
   7 {
   8   int success = 1;
   9   const char *p = s + 2;
  10   if (!isdigit (*p))
  11     success = 0;
  12   while (isdigit (*p))
  13     ++p;
  14   return success;
  15 }