RE: [avr-gcc-list] Bug? gcc silently assumes mcu model when linking, creating bad executable

[Weddington, Eric]

> -----Original Message-----
> From: Joerg Wunsch [mailto:address@hidden 
> Sent: Monday, April 21, 2008 10:34 AM
> To: address@hidden
> Cc: Weddington, Eric
> Subject: Re: [avr-gcc-list] Bug? gcc silently assumes mcu 
> model when linking,creating bad executable
> 
> As Weddington, Eric wrote:
> 
> > > My guess is all this comes from a time when AVR-GCC was created,
> > > and there were maybe three or four different AVRs only, so it did
> > > make some sense for it to default to one of them (IIRC, it
> > > defaults to the AT90S8515).
> 
> > I thought it defaults to an architecture, avr2 to be exact.
> 
> As the linker has to default to some crt*.o file, it effectively
> defaults to a particular device.  But those days, the differences
> between an architecture and a particular device were probably
> neglicible...

Then a GCC bug report should be filled out and set it to "enhancement"
to give an error if -mmcu is not on the compile and link command line.