simplify-rtx.c (simplify_relational_operation): Optimize abs(x) < 0.0 (and abs(x) >= 0.0 when using -ffast-math).


	* simplify-rtx.c (simplify_relational_operation): Optimize
	abs(x) < 0.0 (and abs(x) >= 0.0 when using -ffast-math).

	* gcc.c-torture/execute/20020720-1.c: New test case.

From-SVN: r55614