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[Bug middle-end/32044] [4.3 regression] udivdi3 counterproductive, unwarranted use
- From: "bunk at stusta dot de" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 10 Nov 2007 07:41:02 -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 #25 from bunk at stusta dot de 2007-11-10 07:41 -------
Adding workarounds in all affected places in the kernel would be horribly
fragile, but I've confirmed your -fno-tree-scev-cprop suggestion works around
it and I'll submit a patch to the Linux kernel to use it with gcc 4.3.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32044