gcc/testsuite/gcc.dg/Wstrict-overflow-26.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -Wstrict-overflow" } */
   3
   4 int
   5 f (int i, int j)
   6 {
   7   unsigned int c = 0;
   8   if (i < j)
   9     {
  10       unsigned int n = j - i;
  11       unsigned int i;
  12       for (i = 0; i < n; i++) /* { dg-bogus "signed overflow" } */
  13         c++;
  14     }
  15   return c;
  16 }