PR fortran/6491
	* expr.c (ffeexpr_reduce_): When handling AND, OR, and XOR, and
	when using -fugly-logint, if both operands are logical, convert
	the result back to logical.
	(ffeexpr_reduced_ugly2log_): Add bothlogical parameter.  Change
	all callers.  Convert logical operands to integer.

From-SVN: r75837