gcc/testsuite/gcc.dg/torture/pr45704.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-fdump-tree-optimized" } */
   3
   4 struct st {
   5     int ptr;
   6 };
   7
   8 int foo(struct st *st)
   9 {
  10   int v = *(volatile int *)&st->ptr;
  11   return v & 0xff;
  12 }
  13
  14 /* { dg-final { scan-tree-dump-times "={v}" 1 "optimized" } } */
  15 /* { dg-final { cleanup-tree-dump "optimized" } } */