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fix #16061 (#16551)

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flywind 2021-01-02 10:13:01 -06:00 • committed by GitHub
commit e869767aa7
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2 changed files with 16 additions and 5 deletions
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14
lib/pure/hashes.nim
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@ -297,6 +297,9 @@ proc murmurHash(x: openArray[byte]): Hash =
h1 = h1 xor (h1 shr 16)
return cast[Hash](h1)
proc hashVmImpl(x: cstring, sPos, ePos: int): Hash =
doAssert false, "implementation override in compiler/vmops.nim"
proc hashVmImpl(x: string, sPos, ePos: int): Hash =
doAssert false, "implementation override in compiler/vmops.nim"
@ -341,11 +344,14 @@ proc hash*(x: cstring): Hash =
inc i
result = !$result
else:
when not defined(js) and defined(nimToOpenArrayCString):
murmurHash(toOpenArrayByte(x, 0, x.high))
when nimvm:
hashVmImpl(x, 0, high(x))
else:
let xx = $x
murmurHash(toOpenArrayByte(xx, 0, high(xx)))
when not defined(js) and defined(nimToOpenArrayCString):
murmurHash(toOpenArrayByte(x, 0, x.high))
else:
let xx = $x
murmurHash(toOpenArrayByte(xx, 0, high(xx)))
proc hash*(sBuf: string, sPos, ePos: int): Hash =
## Efficient hashing of a string buffer, from starting