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fixes #14079 [backport:1.2] (#14163)

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Andreas Rumpf 2020-04-29 21:58:59 +02:00 • committed by GitHub
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6 changed files with 36 additions and 7 deletions
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compiler/sigmatch.nim
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@ -548,7 +548,8 @@ proc allowsNilDeprecated(c: TCandidate, f: PType): TTypeRelation =
result = isNone
proc inconsistentVarTypes(f, a: PType): bool {.inline.} =
result = f.kind != a.kind and (f.kind in {tyVar, tyLent} or a.kind in {tyVar, tyLent})
result = f.kind != a.kind and
(f.kind in {tyVar, tyLent, tySink} or a.kind in {tyVar, tyLent, tySink})
proc procParamTypeRel(c: var TCandidate, f, a: PType): TTypeRelation =
## For example we have: