gcc/testsuite/gcc.dg/pr46217.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O3 -fdump-tree-optimized" } */
   3
   4 int foo(int a)
   5 {
   6   int t;
   7   *(volatile int *)&t = a;
   8 }
   9
  10 /* { dg-final { scan-tree-dump "={v}" "optimized" } } */
  11 /* { dg-final { cleanup-tree-dump "optimized" } } */