Fwd: [Monotone-devel] gcc -O2 in buildbots? [Was: 0.37 dumps on my FreeBSD-6-stable amd64]

[Eric Christopher]

And because I still can't use gmail effectively...

---------- Forwarded message ----------
From: Eric Christopher <address@hidden>
Date: Oct 29, 2007 5:59 PM
Subject: Re: [Monotone-devel] gcc -O2 in buildbots? [Was: 0.37 dumps
on my FreeBSD-6-stable amd64]
To: Lapo Luchini <address@hidden>


> > ...and I have no clue how a variable assignment could dump a program,
> > and only with -O2 with that regard.
> > Anyone has an idea? (Zack?)
>
> Oh, and the compiler used is:
>
> % gcc -v
> Using built-in specs.
> Configured with: FreeBSD/amd64 system compiler
> Thread model: posix
> gcc version 3.4.6 [FreeBSD] 20060305
>
> By the way: what is the consensus about -O options?
> Should the buildbots use them to check it works nonetheless?
> (people will probably use them anyway, so better check them out, IMvHO)
>

Hmm? What's the code in question?

As far as which -O options to use, I've seen some c++ programs get
great use out of O3. O2 is very commonly used. Anything else starts to
get a bit out there. :)

-eric