Re: [avr-gcc-list] -O vs. -O2

[Nathan Cooprider]

Eric Weddington wrote:
> > -----Original Message-----
> > From:
> > address@hidden
> > [mailto:address@hidden
> > org] On Behalf Of Nathan Cooprider
> > Sent: Thursday, July 26, 2007 4:08 PM
> > To: address@hidden
> > Subject: Re: [avr-gcc-list] -O vs. -O2
> >
> > This might also be useful information too:
> >
> > $ avr-gcc -v Reading specs from
> > /home/coop/local/bin/../lib/gcc/avr/3.4.3/specs Configured with:
> > ./configure --disable-nls --target=avr --enable-languages=c
> > --prefix=/home/coop/local/
> > Thread model: single
> > gcc version 3.4.3
> >     
>
> Have you tried a more recent version, such as 4.1.2? Or perhaps 4.2.1?
> Otherwise we might be chasing an old bug...
>   

Right. Don't go chasing this bug. The "real" question I want to ask is 
if there is a way to describe -O2 as -O plus additional flags? If so, 
what are the flags?

Nathan