1 new GCC HEAD@173702 regression

[GCC regression tester]

With your recent patch, GCC HEAD revision 173702 had problems on:
native: regress-2 (1 NEW failures)
The previous build was of revision 173696.

Regressions for native:
old   gcc.sum gcc.dg/guality/vla-2.c
NEW   gcc.sum gcc.dg/pr45055.c

Log information for changes since the last build:
------------------------------------------------------------------------
r173697 | jsm28 | 2011-05-12 04:02:23 -0700 (Thu, 12 May 2011) | 2 lines
Changed paths:
   M /trunk/libcpp/po/ChangeLog
   M /trunk/libcpp/po/zh_CN.po

	* zh_CN.po: Update.

------------------------------------------------------------------------
r173699 | hariharans | 2011-05-12 04:12:12 -0700 (Thu, 12 May 2011) | 5 lines
Changed paths:
   M /trunk/gcc/ChangeLog
   M /trunk/gcc/ira.c

         * ira.c (clarify_prohibited_class_mode_regs): Prevent the function from
          accessing beyond the end of REGNO_REG_CLASS array by stopping the
          loop early.


------------------------------------------------------------------------
r173700 | hubicka | 2011-05-12 04:30:42 -0700 (Thu, 12 May 2011) | 3 lines
Changed paths:
   M /trunk/gcc/lto/ChangeLog
   M /trunk/gcc/lto/lto.c

	PR lto/48952
	* lto.c (do_whole_program_analysis): Do not register cgraph hooks.

------------------------------------------------------------------------
r173701 | jakub | 2011-05-12 04:54:33 -0700 (Thu, 12 May 2011) | 6 lines
Changed paths:
   M /trunk/gcc/ChangeLog
   M /trunk/gcc/testsuite/ChangeLog
   A /trunk/gcc/testsuite/g++.dg/opt/pr48967.C
   M /trunk/gcc/var-tracking.c

	PR debug/48967
	* var-tracking.c (use_narrower_mode_test) <case REG>: Return 1
	if validate_subreg fails.

	* g++.dg/opt/pr48967.C: New test.

------------------------------------------------------------------------

For more information, see <http://glutton.geoffk.org/HEAD/>.

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