Slowness problem due to sjlj-exceptions for Octave

Brian Dessent brian@dessent.net
Fri Sep 7 14:43:00 GMT 2007


Dave Korn wrote:

>   IIRC every MS win32 API dll (user32, kernel32, gdi32 etc.....) does
> absolutely masses of FPO, so we're probably no-go there.

Hey!  Here's the first documented case of Vista doing something useful:

> FPO was enabled for all Windows binaries in NT 3.51, but was turned
> off for Windows binaries in Vista because it was no longer necessary
> - machines got sufficiently faster since 1995 that the performance
> improvements that were achieved by FPO weren't sufficient to counter
> the pain in debugging and analysis that FPO caused.

According to Larry Osterman, at least. 
<http://blogs.msdn.com/larryosterman/archive/2007/03/12/fpo.aspx>

Brian

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