gcc/testsuite/gcc.c-torture/compile/pr42237.c

   1 struct A
   2 {
   3   int p;
   4 };
   5
   6 struct B
   7 {
   8   struct A n;
   9   struct A m;
  10   int x;
  11   int y;
  12   int z;
  13 };
  14
  15 extern int g1, g2;
  16
  17 static void __attribute__((noinline)) foo (struct B *b)
  18 {
  19   int t;
  20
  21   t = b->n.p;
  22   g1 = t;
  23   b->n.p = t+1;
  24   g2 = b->m.p;
  25
  26   b->m = b->n;
  27 }
  28
  29 void bar (struct B *b)
  30 {
  31   foo (b);
  32 }