[avr-gcc-list] RE: [Bug target/31786] error: unable to find a register to spill in class 'BASE_POINTER_REGS'

[Eric Weddington]

> -----Original Message-----
> From: Ralf Corsepius [mailto:address@hidden 
> Sent: Thursday, May 03, 2007 7:17 AM
> To: Eric Weddington
> Cc: address@hidden; 'Joel Sherrill'; address@hidden
> Subject: RE: [Bug target/31786] error: unable to find a 
> register to spill in class 'BASE_POINTER_REGS'

> c.f. to what I've just added to the PR - The code causing GCC to bomb
> out is pretty trivial.

Yes, I see that now. Thanks for reducing the test case.
 
> > However, as a workaround only, is there some reason why 
> RTEMS cannot use
> > avr-libc for the AVR?
> Yes,
> * RTEMS shares newlib between many targets
> * RTEMS implements parts of the OS in newlib (RTEMS is pretty tied to
> newlib)

Hmm. I wasn't aware of this part. How are parts of the OS implemented in
newlib?

> * Licensing. GPL or LGPL is not acceptable for us (we want a more
> liberal license).

Then you must not have taken a close look at avr-libc: It's the BSD license.

Eric