[MLton-user] more optimization questions

[Matthew Fluet]

>> I seem to recall that at one point in time, we had inline assembly for 
>> overflow checking arithmetic in the (support code for the) C-codgen.  When 
>> we had the native x86-codegen, we simplified that away, but it might be 
>> worthwhile to see what inline PowerPC assembly for overflow checking 
>> arithmetic gives you.
>
> Doesn't setting overflow detection to false, take care of all that ?

Yes.  My point was that if not performing overflow detecting operations 
led to a significant speed up, then it would be beneficial to improve the 
performance of the overflow detecting operations using inline assembly.

> BTW, Warning: -detect-overflow is deprecated.  Use -const 
> 'MLton.detectOverflow <value>'

Yes, the <value> you want is 'false'.  ;-)