Re: [avr-gcc-list] why are the whole source lines not all visible in .lst?

[Simon Han]

Sorry for incomplete tip.  Here is one instance of the compilation.

avr-gcc -c -mmcu=atmega128 -O1 -g -Wall -Wa,-adhlmsn=id.lst  id.c -o 
id.o

Hope this helps,
Simon

On Sep 27, 2004, at 7:13 AM, gouy yann wrote:

> I've just tried to switch my compilation flag from -Os
> to -O1.
> this doesn't really correct the problem.
> the source appears in some functions but disappears
> from others.
> it doesn't seem to be the tip!
>
> regards.
>    Yann
>
>  --- Simon Han <address@hidden> a écrit :
> > I also notice that when I used '-Os' flag, there is
> > no source line in
> > .lst files.  But if I change to '-O1 -g' flag, all
> > of the source lines
> > appear.  Not complaining, but want to make sure if
> > this is the case for
> > everyone.
> >
> > Thank you,
> > Simon
> >
> > On Mon, 27 Sep 2004, gouy yann wrote:
> >
> > > Hi all,
> > >
> > > i don't know if it is exactly the rigth mailing
> > list
> > > but, IMHO, it seems not that bad.
> > >
> > > most of the time, the source lines are not visible
> > in
> > > .lst file for static functions.
> > >
> > > at first, I think it was because they got
> > "inlined"
> > > but some weren't (some we're called via pointers
> > to
> > > them) and the behaviour finally seems more chaotic
> > > than this first quick explanation.
> > >
> > > I've done some tests giving avr-objdump the
> > following
> > > parameters "avr-objdump -h -S -x -d -s -g -t -T -a
> > -f
> > > -p" (the big list :) ).
> > > it appears that the debugging informations in the
> > .elf
> > > file gives the exact fit between the source line
> > and
> > > the asm address.
> > >
> > > so, is this a bug in avr-objdump or a misuse of
> > the
> > > parameters?
> > >
> > > I'm using WinAVR 20040720 but I've noticed the
> > same
> > > behaviour in the previous versions.
> > >
> > > regards.
> > >
> > >       Yann
> > >
> > >
> > >
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