Re: what are exactly GCC core types?

["Manuel López-Ibáñez" <lopezibanez@gmail.com>]

On 22 June 2010 08:28, Ian Lance Taylor <iant@google.com> wrote:
> Basile Starynkevitch <basile@starynkevitch.net> writes:
>
>> What are exactly GCC code types, defined in gcc/coretypes.h?
>
> They are types for which there was no obvious place to put them.
>
>> Of course, they are very important types used in GCC. And there are
>> probably wired in gengtype (but maybe not all of them; I didn't check
>> for all; certainly gengtype handle tree & gimple specially in some
>> way.).
>
> gengtype only handles a few types specially.  There is no particular
> connection between types recognized by gengtype and coretypes.h.
> E.g., gengtype handles VEC specially, but it is not in coretypes.h.
>
>> However, I don't understand why gimple_seq_node is a core type. It seems
>> rarely used (outside of gimple*.[ch] files), and I would imagine it
>> could be kept in gimple.h.
>
> I agree.  I expect it's there just because gimple_seq is there.
>

Basile, if you can move it to gimple.h and bootstrap + regression
test, then I am pretty sure such a patch would be accepted. If moving
it breaks something, then probably there is a reason for it to be
there and if it is not easy to fix it, at least, you can add a
comment.

Manuel.