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[Bug debug/43077] VTA issues caused by SSA expand
- From: "matz at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 23 Feb 2010 16:42:21 -0000
- Subject: [Bug debug/43077] VTA issues caused by SSA expand
- References: <bug-43077-87@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #13 from matz at gcc dot gnu dot org 2010-02-23 16:42 -------
Subject: Bug 43077
Author: matz
Date: Tue Feb 23 16:41:52 2010
New Revision: 157009
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=157009
Log:
PR debug/43077
* cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
(expand_gimple_basic_block): Generate and use debug temps if there
are debug uses left after the last real use of TERed ssa names.
Unlink debug immediate uses when they are expanded.
testsuite/
PR debug/43077
* gcc.dg/guality/pr43077-1.c: New test.
Added:
trunk/gcc/testsuite/gcc.dg/guality/pr43077-1.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/cfgexpand.c
trunk/gcc/testsuite/ChangeLog
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43077