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

[Felix]

From: John Cowan <address@hidden>
Subject: Re: [Chicken-users] Re: Other Cheney-MTA systems?
Date: Sat, 13 Nov 2010 14:30:49 -0500

> 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.

__attribute__((noreturn)) does help, but gcc doesn't do as much as it
could.


cheers,
felix