re PR tree-optimization/29446 (VRP ICE in compare_names)

2006-10-13  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/29446
	* tree-vrp.c (fix_equivalence_set): Remove.
	(extract_range_from_assert): Do not call fix_equivalence_set.
	(debug_value_range): Print a newline.
	(compare_name_with_value): For equivalence sets with
	inconsistent value ranges conservatively bail out.
	(compare_names): Likewise.

	* gcc.dg/torture/pr29446.c: New testcase.

From-SVN: r117705