1 new GCC HEAD@169125 regression

[regress]

With your recent patch, GCC HEAD revision 169125 had problems on:
native: regress-18 (1 NEW failures)
The previous build was of revision 169122.

Regressions for native:
old   g++.sum g++.dg/eh/simd-3.C
old   g++.sum g++.dg/eh/simd-4.C
old   g++.sum g++.dg/ext/altivec-15.C
old   gcc.sum gcc.c-torture/execute/20040811-1.c
old   gcc.sum gcc.c-torture/execute/pr22061-4.c
old   gcc.sum gcc.dg/sms-2.c
old   gcc.sum gcc.dg/sms-3.c
old   gcc.sum gcc.dg/sms-4.c
old   gcc.sum gcc.dg/sms-5.c
old   gcc.sum gcc.dg/sms-6.c
old   gcc.sum gcc.dg/sms-7.c
old   gcc.sum gcc.target/powerpc/405-dlmzb-strlen-1.c
old   gcc.sum gcc.target/powerpc/440-dlmzb-strlen-1.c
old   gcc.sum gcc.target/powerpc/ppc-vector-memcpy.c
NEW   intl/dcigettext.o differs
old   libjava.sum Thread_Sleep_2
old   libstdc++.sum ext/mt_allocator/deallocate_global_thread-1.cc
old   libstdc++.sum ext/mt_allocator/deallocate_global_thread-3.cc

Log information for changes since the last build:
------------------------------------------------------------------------
r169123 | law | 2011-01-21 20:09:44 -0800 (Fri, 21 Jan 2011) | 12 lines
Changed paths:
   M /trunk/gcc/ChangeLog
   M /trunk/gcc/testsuite/ChangeLog
   A /trunk/gcc/testsuite/g++.dg/pr47053.C
   M /trunk/gcc/tree-ssa-dse.c


	PR tree-optimization/47053
	* tree-ssa-dse.c (need_eh_cleanup): New bitmap.
	(dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
	statements are deleted.
	(tree_ssa_dse): Allocate & free NEED_EH_CLEANUP.  If NEED_EH_CLEANUP
	is nonempty, then purge dead edges and cleanup the CFG.

	PR tree-optimization/47053
	* g++.dg/pr47053.C: New test.
	

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For more information, see <http://gcc.gnu.org/regtest/HEAD/>.

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-- 
Geoffrey Keating <geoffk@apple.com> 
(via an automated GCC regression-testing script.)