[llvm-commits] Please review the patch for IntegersSubsetMapping

[Stepan Dyatkovskiy]

Hello guys.
Ping.
Stepan Dyatkovskiy wrote:
> A few words about diff operation.
> Let we have two subsets of integers. diff operation per signle pass
> allows to calculate
> LHS exclude RHS
> RHS exclude LHS
> and
> LHS intersect RHS.
>
> Subset is represented as set of ranges and single numbers.
> Generic algorithm may be greatly optimized for case when both of subsets
> contains single numbers only.
> Some optimizations are possible when one of LHS or RHS contains big
> amount of single numbers.
>
> -Stepan.
>
>
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