tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid entering the weaker equivalence recording.

2008-09-11  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
	entering the weaker equivalence recording.

	* tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.

From-SVN: r140300