gcc/testsuite/gcc.dg/tree-ssa/pr18908.c

   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" } } */