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

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

toplev/gcc/
	* doc/install.texi: Update the expected version number of PPL to 0.11.
	* graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
	#if PPL_VERSION_MINOR < 11.

From-SVN: r169207