gcc/testsuite/gcc.dg/tree-ssa/upcast-1.c

   1 /* { do-go compile } */
   2 /* { dg-options "-fdump-tree-gimple" } */
   3
   4 typedef struct { int i; } Foo;
   5 Foo foo;
   6 Foo *bar(void)
   7 {
   8   return (Foo *)&foo.i;
   9 }
  10
  11 /* { dg-final { scan-tree-dump "&foo;" "gimple" } } */