* prims.cc (_Jv_NewMultiArrayUnchecked): New method.
	(_Jv_NewMultiArray): Use it.  Check each array dimension.
	(_Jv_NewMultiArray): Likewise.
	* java/lang/reflect/natMethod.cc (can_widen): Nothing promotes to
	`char'.
	* java/lang/reflect/natArray.cc (newInstance): Throw
	IllegalArgumentException if there are no dimensions.

From-SVN: r45951