re PR c/41163 (verify_gimple fails)

2009-08-26  Richard Guenther  <rguenther@suse.de>

	PR middle-end/41163
	* gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
	the types to not match.
	* tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
	verification.
	* tree-ssa.c (useless_type_conversion_p): Conversions to
	pointers to unprototyped functions are useless.

	* gcc.c-torture/compile/pr41163.c: New testcase.
	* gcc.dg/pr35899.c: Adjust.

From-SVN: r151122