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[Bug middle-end/32964] [4.3/4.4 Regression] union cause inefficient code inside loops
- 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: 14 Mar 2008 16:57:29 -0000
- Subject: [Bug middle-end/32964] [4.3/4.4 Regression] union cause inefficient code inside loops
- References: <bug-32964-6528@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #7 from rguenth at gcc dot gnu dot org 2008-03-14 16:57 -------
This could be fixed by MEM_REF (but we don't lower struct copies at the moment,
doh!), or by tweaking SCCVN/FRE to also look at struct copies.
--
rguenth at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Target Milestone|4.3.0 |4.3.1
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32964