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From: "rguenth at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug tree-optimization/48694] [4.7 Regression] possible memory hog bug
Date: Tue, 26 Apr 2011 09:24:00 -0000 [thread overview]
Message-ID: <bug-48694-4-m3syj2AEDo@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-48694-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48694
--- Comment #7 from Richard Guenther <rguenth at gcc dot gnu.org> 2011-04-26 09:21:47 UTC ---
Author: rguenth
Date: Tue Apr 26 09:21:44 2011
New Revision: 172954
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=172954
Log:
2011-04-26 Richard Guenther <rguenther@suse.de>
PR middle-end/48694
* tree.h (OEP_CONSTANT_ADDRESS_OF): New operand_equal_flag.
* fold-const.c (operand_equal_p): For TREE_CONSTANT ADDR_EXPRs
compare the operands with OEP_CONSTANT_ADDRESS_OF. Treat
trees with TREE_SIDE_EFFECTS equal when OEP_CONSTANT_ADDRESS_OF
is set.
* gcc.dg/torture/pr48694-1.c: New testcase.
* gcc.dg/torture/pr48694-2.c: Likewise.
Added:
trunk/gcc/testsuite/gcc.dg/torture/pr48694-1.c
trunk/gcc/testsuite/gcc.dg/torture/pr48694-2.c
Modified:
trunk/gcc/fold-const.c
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree.h
next prev parent reply other threads:[~2011-04-26 9:24 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-04-19 21:12 [Bug c/48694] New: " regehr at cs dot utah.edu
2011-04-19 21:16 ` [Bug c/48694] " regehr at cs dot utah.edu
2011-04-19 21:52 ` regehr at cs dot utah.edu
2011-04-20 8:17 ` [Bug tree-optimization/48694] [4.7 Regression] " jakub at gcc dot gnu.org
2011-04-20 9:23 ` rguenth at gcc dot gnu.org
2011-04-21 22:39 ` arthur.j.odwyer at gmail dot com
2011-04-26 9:23 ` rguenth at gcc dot gnu.org
2011-04-26 9:24 ` rguenth at gcc dot gnu.org [this message]
2011-04-26 9:26 ` rguenth at gcc dot gnu.org
2011-04-26 10:15 ` rguenth at gcc dot gnu.org
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