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Re: [Chicken-users] Re: Other Cheney-MTA systems?

From: John Cowan
Subject: Re: [Chicken-users] Re: Other Cheney-MTA systems?
Date: Sat, 13 Nov 2010 14:30:49 -0500
User-agent: Mutt/1.5.18 (2008-05-17)

John Tobey scripsit:

> I am imagining a calling convention, usable in C via
> __attribute__((...)), that does not preserve the caller's stack
> pointer.  

Normally, what is preserved is the frame pointer and the return address.
You can suppress the frame pointer in gcc using the option -fomit-frame-pointer,
at the expense of debuggability.  I don't know any way to turn off retaining
the return address.

There is / One art                      John Cowan <address@hidden>
No more / No less             
To do / All things
With art- / Lessness                     --Piet Hein

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