* trans.c (call_to_gnu):Invoke the addressable_p predicate only

* trans.c (call_to_gnu):Invoke the addressable_p predicate only
	when necessary.  Merge some conditional statements.  Update comments.
	Rename unchecked_convert_p local variable to suppress_type_conversion.
	Do not suppress conversions in the In case.
	(addressable_p) <VIEW_CONVERT_EXPR>: Do not take alignment issues
	into account on non strict-alignment platforms.

From-SVN: r131510