libffi vs pcc (was: showstopper bug on x86 / libffi does not follow proper ABI on ia32)

[u-xsnf@aetey.se]

On Tue, Jan 06, 2015 at 11:21:02AM +0100, u-xsnf@aetey.se wrote:
> 306 of the still failing tests try to test FASTCALL and THISCALL which
> is not expected to pass. At least some of the remaining 210 ones quite
> probably depend on a bug in pcc which was independently discovered this
> week and fixed

> Moreover, at about the same time pcc seems to have got support for fastcall (!)

> I am going to make the next round with the newest pcc and see how many
> test failures remain.

The fastcall support in pcc is not yet complete.

I was able to compile libffi both with HAVE_FASTCALL=0 and HAVE_FASTCALL=1
and it looks mostly working in both cases (nice!).

Yet many tests are still failing, both related and unrelated to fastcall -
I'll take this up on the pcc list.

Rune