gcc/testsuite/gcc.dg/torture/pr79818.c

   1 /* { dg-do run } */
   2 /* { dg-additional-options "-fwrapv" } */
   3
   4 static void __attribute__((noinline,noclone))
   5 func(void)
   6 {
   7   signed char c = 0;
   8
   9   for(; c >= 0; c++);
  10
  11   if(c != -128)
  12     __builtin_abort();
  13 }
  14
  15 int main(int argc, char* argv[])
  16 {
  17   func();
  18   return 0;
  19 }