[gameprogrammer] Re: std::string alternative

[Kevin Jenkins <gameprogrammer@rakkar.org>]

Like I originally said, every function call is slower.  I don't have 
the URL (maybe someone can find it) but if you read the Halo 2 
postmortem they got a 5% speed increase by turning off exceptions.

David Olsen wrote:
> So does extra work at the compiler level still translate into slower 
> performance in code execution? Or does it just take a little longer to 
> compile (with exceptions turned "off") but runs as fast as possible. I 
> personally wouldn't mind adding a little bit of compile time, but I'd 
> hate to impact my overall game performance...
> -Dave Olsen
>
> > Dave Slutzkin wrote:
> >
> > > So turn 'em off and keep using std::string?  If you're not checking them
> > > anyway then there's zero difference in functionality.
> >
> > The compiler does extra work before going in to any function if it 
> > knows (via
> > declarations) that it has to handle some exceptions being thrown, in 
> > order to
> > properly handle the way exceptions are passed back up the call stack.
> > --
> > Matthew Weigel
> > hacker
> > unique & idempot.ent
> >
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