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Re: optimisation question

Andreas Schwab wrote:

Irrelevant, the assignments can be done in parallel regardless of which
form they are written in. Sequence points create as-if sequencing, but
a compiler can always reorder etc if it has no effect on the result.


Irrelevant, because semicolon is no different from comma in this point. 

Absolutely, and neither the semicolon nor the comma generates an
obligation to do things in the sequence in which they appear in the code.

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