RE: [avr-libc-dev] New release?

[Weddington, Eric]

> -----Original Message-----
> From: Wouter van Gulik [mailto:address@hidden 
> Sent: Thursday, November 29, 2007 8:09 AM
> To: Weddington, Eric
> Cc: David Brown; address@hidden
> Subject: Re: [avr-libc-dev] New release?
> 
> > It's a bit late to be discussing these issues, or reworded: 
> I wish that
> > discussions like this were done a lot earlier.
> > 
> > I'm planning on release WinAVR with GCC 4.2.2. The most 
> major issue that
> > I see right now is GCC bug #29524
> > <http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29524>
> > I would like to see a patch for this (even if it is not perfect but
> > works) sometime next week.
> > 
> 
> I tried the code example in the bug report using -lm against 
> 4.2.2 and 
> it then is around 600 bytes
> Are you aware of this?

Meaning what?

I know that I tested the test case and confirmed that it adds 256 bytes
to RAM.
 
> I tried fixing this by implementing the __clzm in the 
> libgcc.s But I did 
> not succeed, because gcc would still use his own. This is probably 
> because i missed some config somewhere. But I could not find 
> documentation on using the library. Any pointers are well 
> come. I might 
> give it another try this weekend.

At this point, I would accept a patch that reverts the change back to
the 4.1.x code, while we wait to figure out the best solution that has a
reasonable chance to make it into the repository. I would then just
include that patch in the WinAVR release.

Eric W.