2011-08-10  Richard Guenther  <rguenther@suse.de>

	PR bootstrap/49907
	lto-plugin/
	* configure.ac: Use ACX_PROG_CC_WARNING_OPTS to detect -Wall presence.
	* Makefile.am (AM_CFLAGS): Adjust.  Do not build with -Werror.
	* configure: Regenerate.
	* Makefile.in: Likewise.
	* aclocal.m4: Likewise.

From-SVN: r177614