1  /* { dg-do compile } */
       2  /* { dg-options "-O -fdump-tree-forwprop1" } */
       3  
       4  _Bool f3(_Bool *p) { *p ^= 1; }
       5  
       6  /* We should be able to canonicalize the above to use bitwise not.  */
       7  /* { dg-final { scan-tree-dump "~\[^\n\r\]*_.;" "forwprop1" } } */
       8  /* { dg-final { scan-tree-dump-not "\\\^ 1" "forwprop1" } } */