On Mon, 29 Sep 2008, Szak�ts Viktor wrote:

Hi Viktor,

> Isn't it so that if someone uses C_USR=-O1, it would
> override the default setting? I didn't try this with GCC,
> but this is normal command line behavior (if C_USR follows
> built-in options), and I do use this with MSVC.

It should in such way.

> If so, I think this is safe to do.

OK, let's do that.

> Also, what do you think of -O4, which is supported by
> newer GCC. I don't know from exactly which version,
> but older ones seems to silently accept it.

I know nothing about -O4 GCC switch. Where did you found
information about it?

best regards,
Przemek
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