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[Bug middle-end/32044] [4.3 regression] udivdi3 counterproductive, unwarranted use
- From: "ismail at pardus dot org dot tr" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 27 Nov 2007 05:55:57 -0000
- Subject: [Bug middle-end/32044] [4.3 regression] udivdi3 counterproductive, unwarranted use
- References: <bug-32044-11706@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #28 from ismail at pardus dot org dot tr 2007-11-27 05:55 -------
Mark,
Linux 2.6 tree as of this minute doesn't compile with gcc 4.3 trunk. You need
to add -fno-tree-scev-cprop to the KBUILD_CFLAGS, but this is not upstreamed
yet and I am not sure if it'll be accepted in case it results in a performance
regression.
Thanks.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32044