gcc/testsuite/g++.dg/pr80222.C

   1 // { dg-do compile }
   2 // { dg-options "-O2 -fdump-tree-optimized" } */
   3
   4 struct C { int i; }__attribute__((may_alias)) ;
   5
   6 C a, b;
   7
   8 int main()
   9 {
  10   a = static_cast <C&> (b);
  11 }
  12
  13 // { dg-final { scan-tree-dump "{ref-all}\\\)&b\];" "optimized" } } */