gcc/testsuite/gcc.c-torture/compile/pr40432.c

   1 /* Test that SRA produces valid gimple when handling both type punning by means
   2    of VCE and creating an access to a union.  */
   3
   4 union U {
   5   struct something *sth;
   6   void *nothing;
   7 };
   8
   9 void
  10 foo (union U *target, void *p)
  11 {
  12   union U u;
  13
  14   u.nothing = p;
  15   *target = u;
  16   return;
  17 }