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Re: What is acceptable for -ffast-math? (Was: associative law in combine)


> But we could use new tokens, say (( )) and ((( ))) to mark expressions
> the preprocessor and the compiler shouldn't muck up with.  It would

It's hard to distinguish an opening (( from two opening (s that
are closes separately, e.g.:

a*((b+c)*d)

OTOH, you could re-use (abuse) statement expressions for this purpose:

({a+b;})*c


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