gcc/testsuite/gcc.dg/torture/pr101031.c

   1 /* { dg-do run } */
   2
   3 int a;
   4 char b, e;
   5 static char *c = &b;
   6 static long d;
   7 void f(void);
   8 void __attribute__((noipa)) h() {
   9   int g = 0;
  10   for (; g < 2; ++g) {
  11     d = *c;
  12     *c = 1;
  13     b = 0;
  14   }
  15   f();
  16 }
  17 void __attribute__((noipa)) f() {
  18   if (d++)
  19     c = &e;
  20   for (; a;)
  21     ;
  22 }
  23 int main() {
  24   h();
  25   if (b != 0)
  26     __builtin_abort ();
  27   return 0;
  28 }