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SubjectRe: useful exercise
Hello,

> 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 <mj@ucw.cz> http://atrey.karlin.mff.cuni.cz/~mj/
Faculty of Math and Physics, Charles University, Prague, Czech Rep., Earth
"DOS never says "EXCELLENT command or filename"..."

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