re PR tree-optimization/65917 (XFAIL: gcc.dg/tree-ssa/20030922-2.c scan-tree-dump...

re PR tree-optimization/65917 (XFAIL: gcc.dg/tree-ssa/20030922-2.c scan-tree-dump-times dom1 "if " 2)

	PR tree-optimization/65917
	* tree-ssa-dom.c (record_temporary_equivalences): Record both
	equivalences from if (x == y) style conditionals.
	(loop_depth_of_name): Remove.
	(record_equality): Remove loop depth check.
	* tree-ssa-scopedtables.h (const_and_copies): Refine comments.
	(const_and_copies::record_const_or_copy_raw): New member function.
	* tree-ssa-scopedtables.c
	(const_and_copies::record_const_or_copy_raw): New, factored out of
	(const_and_copies::record_const_or_copy): Call new member function.

        PR tree-optimization/65917
	* gcc.dg/tree-ssa/20030922-2.c: No longer xfailed.

From-SVN: r233207