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    SubjectRe: useful exercise

    > 1. Some things will optimise worse if you use `if' -- e.g., if
    > an `if (0)' branch takes the address of a variable, that will
    > still suppress some optimisations of that variable even when
    > the branch is optimised away.

    For example, strings in if (0)'ed out blocks still creep to the
    final code.

    Have a nice fortnight
    Martin `MJ' Mares <>
    Faculty of Math and Physics, Charles University, Prague, Czech Rep., Earth
    "DOS never says "EXCELLENT command or filename"..."

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