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fix #20997 calling system.card[T](x: set[T]) with T of int8 or uint8 … (#21010)

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* fix #20997 calling system.card[T](x: set[T]) with T of int8 or uint8 uses mismatched C array sizes
* fullfil set variant
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Bung 2022-12-23 19:20:25 +08:00 • committed by GitHub
commit 0b319fee3d
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3 changed files with 24 additions and 4 deletions
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8
lib/system/sets.nim
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@ -10,10 +10,9 @@
# set handling
type
NimSet = array[0..4*2048-1, uint8]
NimSet = array[0..8192-1, uint8]
proc cardSet(s: NimSet, len: int): int {.compilerproc, inline.} =
proc cardSetImpl(s: openArray[uint8], len: int): int {.inline.} =
var i = 0
result = 0
when defined(x86) or defined(amd64):
@ -24,3 +23,6 @@ proc cardSet(s: NimSet, len: int): int {.compilerproc, inline.} =
while i < len:
inc(result, countBits32(uint32(s[i])))
inc(i, 1)
proc cardSet(s: NimSet, len: int): int {.compilerproc, inline.} =
result = cardSetImpl(s, len)