http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50182
--- Comment #22 from davidxl <xinliangli at gmail dot com> 2011-10-24 19:58:23 UTC --- (In reply to comment #21) > OK, just in case, here is my current test. Preprocessed test case? I saw the main assembly difference that can explain the performance diff, but want to make sure it is not due to your new source change (I saw some print statement addeded). David