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fixes #3993

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This commit is contained in:
Araq 2017-11-23 03:12:09 +01:00
commit 96ddf6972d
2 changed files with 16 additions and 1 deletions
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14
tests/notnil/tmust_compile.nim
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@ -62,3 +62,17 @@ proc parse(cts: CTS, jn: JsonNode) =
proc p(x: proc(){.closure.} not nil) = discard
p(proc(){.closure.} = discard)
# bug #3993
type
List[T] = seq[T] not nil
proc `^^`[T](v: T, lst: List[T]): List[T] =
result = @[v]
result.add(lst)
proc Nil[T](): List[T] = @[]
when isMainModule:
let lst = 1 ^^ 2 ^^ Nil[int]()