2009-01-07 Sebastian Pop <sebastian.pop@amd.com>

2009-01-07  Sebastian Pop  <sebastian.pop@amd.com>
	    Jan Sjodin  <jan.sjodin@amd.com>

	PR tree-optimization/38559
	* testsuite/gcc.dg/graphite/pr38559.c: New.

	* graphite.c (debug_value, copy_constraint,
	swap_constraint_variables, scale_constraint_variable, ): New.
	(get_lower_bound, get_upper_bound): Removed.
	(graphite_trans_bb_strip_mine): Clean up this code that works
	only for constant number of iterations.  Fully copy upper and
	lower bound constraints, not only the constant part of them.
	* graphite.h (debug_value): Declared.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@143187 138bc75d-0d04-0410-961f-82ee72b054a4