GCC build failure, HEAD@159953 on native

[GCC regression tester <regress at geoffk dot org>]

With your recent patch, GCC HEAD revision 159953 had problems on:
native: build (about the same as the previous build)
Attached is build output for those targets.
The previous build was of revision 159952.

Log information for changes since the last build:
------------------------------------------------------------------------
r159953 | segher | 2010-05-27 16:06:31 -0700 (Thu, 27 May 2010) | 15 lines
Changed paths:
   M /trunk/gcc/ChangeLog
   M /trunk/gcc/config/rs6000/constraints.md
   M /trunk/gcc/config/rs6000/predicates.md
   M /trunk/gcc/config/rs6000/rs6000.c
   M /trunk/gcc/config/rs6000/rs6000.h
   M /trunk/gcc/config/rs6000/rs6000.md
   M /trunk/gcc/doc/md.texi

2010-05-28  Segher Boessenkool  <segher@kernel.crashing.org>

        * config/rs6000/constraints.md ("z" constraint): Change to CA_REGS.
        * config/rs6000/predicates.md: Change XER_REGNO_P to CA_REGNO_P
        throughout.
        * config/rs6000/rs6000.c (rs6000_reg_names, alt_reg_names): Change
        "xer" to "ca".
        Change XER_REGNO_P to CA_REGNO_P, XER_REGNO to CA_REGNO, and
        XER_REGS to CA_REGS throughout.
        * config/rs6000/rs6000.h: Same.
        (ADDITIONAL_REGISTER_NAMES): Add "xer".
        * config/rs6000/rs6000.md: Change XER_REGNO to CA_REGNO.  Document
        that mode_iterator "P" is the size for arithmetic carries as well.
        * doc/md.texi (rs6000 section, "z" constraint): Fix documentation.

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

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

Attachment: native-log.txt
Description: Text document

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