On 1 March 2017 at 12:01, Jeremy Harris <jgh@???> wrote:
> On 01/03/17 07:22, Odhiambo Washington via Exim-users wrote:
> > On 1 March 2017 at 01:45, Jeremy Harris <jgh@???> wrote:
> >
> >> On 28/02/17 22:16, Daryl Richards via Exim-users wrote:
> >>> (gdb) bt full
> >>> #0 0x0000000802c03b1a in ?? ()
> >>> No symbol table info available.
> >>> Cannot access memory at address 0x7fffdfffee20
> >>>
> >>> ????
> >>
> >> Binary distribution or self-built? If the latter,
> >> rebuild with make CFLAGS="-g -O0"
> >>
> >
> >
> > So, if I may ask, 'make CFLAGS="-g -O0"' builds with debug capability or
> > what?
>
> The -g tells the compile/link to add symbols information to
> the binary; the -O0 turns the compiler optimization all the
> way down, which makes it easier for a human to understand
> the relationship of object code to source code.
>
> These are compiler things, applicable to any C program not
> just Exim.
> --
> Cheers,
> Jeremy
>
Does it then have any penalties on the binary, as in impact on performance,
so that these should not be everyday options??
--
Best regards,
Odhiambo WASHINGTON,
Nairobi,KE
+254 7 3200 0004/+254 7 2274 3223
"Oh, the cruft."
