PR tree-optimization/22230

gcc/
	* tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
	the computation of the four cross productions for "range op range".

testsuite/
	* gcc.dg/tree-ssa/pr22230.c: New test.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@102038 138bc75d-0d04-0410-961f-82ee72b054a4