gcc/testsuite/gcc.dg/torture/pr83847.c

   1 /* { dg-do compile } */
   2 /* { dg-additional-options "-march=bdver4" { target i?86-*-* x86_64-*-* } } */
   3
   4 typedef struct {
   5   struct {
   6     int a;
   7     int b;
   8   } c;
   9 } * d;
  10 typedef struct {
  11   unsigned e;
  12   d f[];
  13 } g;
  14 g h;
  15 d *k;
  16 int i(int j) {
  17   if (j) {
  18     *k = *h.f;
  19     return 1;
  20   }
  21   return 0;
  22 }
  23 int l;
  24 int m;
  25 int n;
  26 d o;
  27 void p() {
  28   for (; i(l); l++) {
  29     n += o->c.a;
  30     m += o->c.b;
  31   }
  32 }