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[Bug middle-end/37375] [graphite] Parameter detection and scev only take a surrounding loop as border
- From: "spop at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 5 Sep 2008 22:45:44 -0000
- Subject: [Bug middle-end/37375] [graphite] Parameter detection and scev only take a surrounding loop as border
- References: <bug-37375-15673@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #1 from spop at gcc dot gnu dot org 2008-09-05 22:45 -------
Created an attachment (id=16239)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=16239&action=view)
fix
the attached patch fixes PR37375 by changing instantiate_scev to take
a basic block above which all the definitions are left uninstantiated.
Patch passes RUNTESTFLAGS=tree-ssa.exp, graphite.exp and vect.exp
I will do a complete bootstrap and submit to gcc-patches for review.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37375