perf(RNG): use strict less on pre-merge check #367
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saves at least 6 gas. "less or equal" does not exist in the evm as a separate opcode, so to get the same effect, the compiler:
>
, and does a!
on the result.<
, then a==
, then||
both.both variants need some stack manipulation, and take extra ops. but, you can just to a
<
check of the immediately larger value.