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From: "rguenth at gcc dot gnu dot org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug tree-optimization/31146] forwprop does not look through casts
Date: Wed, 02 May 2007 09:13:00 -0000 [thread overview]
Message-ID: <20070502091301.19628.qmail@sourceware.org> (raw)
In-Reply-To: <bug-31146-10053@http.gcc.gnu.org/bugzilla/>
------- Comment #9 from rguenth at gcc dot gnu dot org 2007-05-02 10:13 -------
Subject: Bug 31146
Author: rguenth
Date: Wed May 2 09:12:49 2007
New Revision: 124349
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=124349
Log:
2007-05-02 Richard Guenther <rguenther@suse.de>
PR tree-optimization/31146
* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
argument, single_use_p. If we have a single use that is
a conversion to the definition rhs type, propagate that rhs.
(forward_propagate_addr_expr): Pass single_use_p argument
to forward_propagate_addr_expr_1.
* g++.dg/tree-ssa/pr31146-2.C: New testcase.
Added:
trunk/gcc/testsuite/g++.dg/tree-ssa/pr31146-2.C
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-ssa-forwprop.c
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31146
next prev parent reply other threads:[~2007-05-02 9:13 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-03-12 12:23 [Bug tree-optimization/31146] New: " rguenth at gcc dot gnu dot org
2007-03-12 14:59 ` [Bug tree-optimization/31146] " pinskia at gcc dot gnu dot org
2007-03-12 15:09 ` pinskia at gcc dot gnu dot org
2007-03-12 15:35 ` rguenth at gcc dot gnu dot org
2007-03-12 15:41 ` pinskia at gcc dot gnu dot org
2007-03-12 16:01 ` rguenth at gcc dot gnu dot org
2007-03-16 10:11 ` rguenth at gcc dot gnu dot org
2007-03-20 11:05 ` rguenth at gcc dot gnu dot org
2007-03-20 12:49 ` mueller at gcc dot gnu dot org
2007-05-02 9:13 ` rguenth at gcc dot gnu dot org [this message]
2007-05-02 9:17 ` rguenth at gcc dot gnu dot org
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