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[Bug tree-optimization/34176] [4.3 Regression] SCCVN breaks gettext
- From: "rguenth at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 22 Nov 2007 20:54:30 -0000
- Subject: [Bug tree-optimization/34176] [4.3 Regression] SCCVN breaks gettext
- References: <bug-34176-10053@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #14 from rguenth at gcc dot gnu dot org 2007-11-22 20:54 -------
Created an attachment (id=14615)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=14615&action=view)
prototype patch
Patch clearing the optimistic tables before every iteration and doing a
fallback
lookup on the valid tables if the optimistic table lookup failed. Also has a
testcase that aborts if it is miscompiled rather than looping forever.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34176