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Shouldn't testing bit require only immutable access? I think this is a typo
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silent-observer 2019-03-05 14:19:41 +05:00 • committed by GitHub
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lib/pure/bitops.nim
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@ -97,7 +97,7 @@ when defined(nimHasalignOf):
for bit in bits: for bit in bits:
result.add newCall("flipBit", v, bit) result.add newCall("flipBit", v, bit)
proc testBit*[T: SomeInteger](v: var T, bit: BitsRange[T]): bool {.inline.} = proc testBit*[T: SomeInteger](v: T, bit: BitsRange[T]): bool {.inline.} =
## Returns true if the bit in ``v`` at positions ``bit`` is set to 1 ## Returns true if the bit in ``v`` at positions ``bit`` is set to 1
let mask = 1.T shl bit let mask = 1.T shl bit
return (v and mask) == mask return (v and mask) == mask