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    SubjectRe: -Os versus -O2
    Adrian Bunk wrote:
    > The interesting questions are:
    > Does -Os still sometimes generate faster code with gcc 4.2?
    > If yes, why?

    Smaller code can mean fewer page faults, fewer cache invalidations, etc.

    It's not just a matter of compiler code generation, gotta look at the
    whole picture.


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      Last update: 2007-06-25 03:37    [W:0.020 / U:0.784 seconds]
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