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[Bug c/37918] [4.2 Regression] bitfield shift fails with optimizer (-O2)
- From: "pinskia at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 27 Oct 2008 01:42:23 -0000
- Subject: [Bug c/37918] [4.2 Regression] bitfield shift fails with optimizer (-O2)
- References: <bug-37918-16865@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #2 from pinskia at gcc dot gnu dot org 2008-10-27 01:42 -------
This was fixed by the patch which fixes PR 33887 So only a 4.2 regression.
-fno-tree-loop-im is a work around for now.
--
pinskia at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Severity|blocker |normal
Status|UNCONFIRMED |NEW
Ever Confirmed|0 |1
GCC host triplet|i386 (pentium duocore) |
GCC target triplet|i386 (pentium duocore) |
Keywords| |wrong-code
Known to fail| |4.2.0 4.0.2
Known to work| |4.4.0 4.3.0 3.4.0
Last reconfirmed|0000-00-00 00:00:00 |2008-10-27 01:42:23
date| |
Summary|bitfield shift fails with |[4.2 Regression] bitfield
|optimizer (-O2) |shift fails with optimizer
| |(-O2)
Target Milestone|--- |4.2.5
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37918