decl.c (gnat_to_gnu_entity): Compute is_type predicate on entry.
* gcc-interface/decl.c (gnat_to_gnu_entity): Compute is_type predicate
on entry. Defer common processing for types. Reorder and clean up.
Compute the equivalent GNAT node and the default size for types only.
<E_Modular_Integer_Type>: Directly use Esize for the type's precision.
<E_Access_Type>: For an unconstrained designated type, do not pretend
that a dummy type is always made.
<all> Fix nits in comments.
(validate_size): Fix formatting nits and comments.
(set_rm_size): Likewise.
* gcc-interface/utils.c (create_param_decl): Replace bogus argument
passed to TARGET_PROMOTE_PROTOTYPES hook.