Re: Form k = i + j and test for overflow.

Brooks Moses <bmoses-nospam@xxxxxxxxxxxxxxxxxx> wrote:

I don't see how that follows, unless you require the optimized code to
produce the same result as the unoptimized code even when the program
being compiled is illegal. I don't think that's a reasonable thing to
expect a compiler to conform to.

And very often compilers don't. Illegal argument aliasing is a classic
case.

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Richard Maine | Good judgement comes from experience;
email: last name at domain . net | experience comes from bad judgement.
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