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fixes #12051

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This commit is contained in:
Araq 2019-09-10 09:40:53 +02:00
commit cf99c9bfb5
3 changed files with 31 additions and 4 deletions
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compiler/seminst.nim
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@ -387,7 +387,7 @@ proc generateInstance(c: PContext, fn: PSym, pt: TIdTable,
if c.inGenericContext == 0:
instantiateBody(c, n, fn.typ.n, result, fn)
sideEffectsCheck(c, result)
if result.magic != mSlice:
if result.magic notin {mSlice, mTypeOf}:
# 'toOpenArray' is special and it is allowed to return 'openArray':
paramsTypeCheck(c, result.typ)
else: