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[Bug middle-end/35288] Expression reassociation problem
- 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 Feb 2008 10:55:53 -0000
- Subject: [Bug middle-end/35288] Expression reassociation problem
- References: <bug-35288-9436@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #1 from rguenth at gcc dot gnu dot org 2008-02-22 10:55 -------
Confirmed. Re-association generates
D.1548_3 = a1_4(D) + a1_4(D);
b1_5 = D.1548_3 + a2_2(D);
b2_6 = b1_5 + a2_2(D);
D.1549_7 = b2_6 + a3_1(D);
but that does not expose SSA_NAMEs with the same value.
--
rguenth at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Ever Confirmed|0 |1
Last reconfirmed|0000-00-00 00:00:00 |2008-02-22 10:55:53
date| |
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35288