GCC build failure, HEAD@169237 on native

[GCC regression tester]

With your recent patch, GCC HEAD revision 169237 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 169233.

Log information for changes since the last build:
------------------------------------------------------------------------
r169237 | ian | 2011-01-25 07:29:02 -0800 (Tue, 25 Jan 2011) | 5 lines
Changed paths:
   M /trunk/lto-plugin/ChangeLog
   M /trunk/lto-plugin/lto-plugin.c

	* lto-plugin.c (gold_version): New static variable.
	(all_symbols_read_handler): Don't check pass_through_items if
	using gold 1.11 or later.
	(onload): Set gold_version if we see LDPT_GOLD_VERSION.

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

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

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checking for suffix of executables... 
checking for suffix of object files... o
checking whether we are using the GNU C compiler... yes
checking whether gcc accepts -g... yes
checking for gcc option to accept ISO C89... none needed
checking for g++... g++
checking whether we are using the GNU C++ compiler... yes
checking whether g++ accepts -g... yes
checking for gnatbind... no
checking for gnatmake... no
checking whether compiler driver understands Ada... no
checking how to compare bootstrapped objects... cmp --ignore-initial=16 $$f1 $$f2
checking for objdir... .libs
checking for the correct version of gmp.h... buggy but acceptable
checking for the correct version of mpfr.h... buggy but acceptable
checking for the correct version of mpc.h... buggy but acceptable
checking for the correct version of the gmp/mpfr/mpc libraries... yes
checking for version 0.11 (or later revision) of PPL... no
configure: error: Unable to find a usable PPL.  See config.log for details.
+ exit 1
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-- 
Geoffrey Keating <geoffk@geoffk.org> 
(via an automated GCC regression-testing script.)