mips.c (mips_gimplify_va_arg_expr): Use -rsize with the same type as the first operand of the AND expression.

	* config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
	with the same type as the first operand of the AND expression.

testsuite/
	* gcc.c-torture/compile/20081119-1.c: New test.

From-SVN: r142024