Sync toplevel and config/ from GCC.

Sync toplevel and config/ from GCC.

/:
	Sync from GCC:

	2011-02-12  Alexandre Oliva  <aoliva@redhat.com>

	PR lto/47225
	* Makefile.def (lto-plugin): Double dash for enable-shared.
	(configure-gcc): Depend on all-lto-plugin.
	* Makefile.in: Rebuilt.

	2011-02-11  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>

	* configure.ac: Remove extra bracket.
	* configure: Regenerate.

	2011-02-06  Kai Tietz  <kai.tietz@onevision.com>

	PR lto/47225
	* Makefile.def: Add dependency for install-gcc
	on install-lto-plugin.
	* Makfile.in: Regenerated

	2011-01-25  Jakub Jelinek  <jakub@redhat.com>

	* configure.ac: If with_ppl is no, move setting with_cloog=no
	after CLOOG_REQUESTED check.
	* configure: Regenerated.

	2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>

	* configure.ac: Call AC_MSG_ERROR when PPL 0.11 is not present and
	CLooG has been requested.
	* configure: Regenerated.

	2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>

	* configure: Regenerated.
	* configure.ac: Check for version 0.11 (or later revision) of PPL.

	2011-01-25  Tobias Grosser  <grosser@fim.uni-passau.de>

	* configure: Regenerated.
	* configure.ac: Use CLOOG_CHECK_VERSION(0,16,1).

	2011-01-07  Jan Hubicka  <jh@suse.cz>

	PR lto/47225
	* Makefile.in: Regenerate.
	* Makefile.def (lto-plugin): Always pass enable-shared to the plugin
	configure.

config/:
2011-01-25  Jakub Jelinek  <jakub@redhat.com>

	* cloog.m4 (CLOOG_REQUESTED): Use $2 if --without-cloog.

2011-01-10  Jan Hubicka  <jh@suse.cz>

	* bootstrap-lto.mk: -fuse-linker-plugin is default now;
	pass -fno-lto to STAGEprofile.