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[Bug middle-end/38446] [graphite] The def for a var exists inside one of the scops bb's but an appropriate phi is not created to allow the phi to reach the use of that def ouside the scop.
- From: "hjagasia at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 10 Dec 2008 21:09:32 -0000
- Subject: [Bug middle-end/38446] [graphite] The def for a var exists inside one of the scops bb's but an appropriate phi is not created to allow the phi to reach the use of that def ouside the scop.
- References: <bug-38446-12919@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #2 from hjagasia at gcc dot gnu dot org 2008-12-10 21:09 -------
Created an attachment (id=16877)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=16877&action=view)
This patch fixes PR38446 by explicitly checking if bb belongs to sese region by
looking at all bbs in scop instead of using dominator/post-dominator
information.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38446