using non-standard optflags (-O3, in particular)

[Patrice Dumas]

On Fri, Feb 09, 2007 at 03:49:49PM -0500, Simon Perreault wrote:
> Matthew Miller wrote:
> >How about I include a specific benchmark test in build section that runs
> >for, say, a minute, and then use that to auto-select between O2 and O3 on a
> >per-build basis? :)
> 
> This is not acceptable because it would make the build nondeterministic.

Yes, but isn't the gain worth this issue? And it shouldn't be that 
nondeterministic or it means that the gain in execution time isn't
that big.

--
Pat