------- Comment #5 from sebpop at gmail dot com 2010-03-21 16:08 ------- Subject: Re: copy prop breaks loop closed SSA form
On Sun, Mar 21, 2010 at 04:54, steven at gcc dot gnu dot org <gcc-bugzi...@gcc.gnu.org> wrote: > Why such a big hammer? 'cause I don't want to add more bugs, and no I don't think compile time matters. > You should be able to figure out which copy props are > allowed and which should be disallowed in loop-closed SSA form. patches are welcome. > Is "if (current_loops)" the right test here? This will break if Zdenek's > patches to keep loops around throughout ever makes it to the trunk. please propose a better patch. Thanks, Sebastian -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43464
