2007-11-20  Richard Guenther  <rguenther@suse.de>

	PR middle-end/34154
	* gimplify.c (gimplify_switch_expr): Use tree_int_cst_lt instead
	of the signed INT_CST_LT.
	* stmt.c (expand_case): Likewise.
	(estimate_case_costs): Likewise.

	* testsuite/gcc.c-torture/execute/pr34154.c: New testcase.

From-SVN: r130324