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fix #5683

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This commit is contained in:
Zahary Karadjov 2017-04-14 23:54:09 +03:00
commit d578815963
3 changed files with 25 additions and 6 deletions
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compiler/semtypinst.nim
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@ -234,6 +234,7 @@ proc lookupTypeVar(cl: var TReplTypeVars, t: PType): PType =
proc instCopyType*(cl: var TReplTypeVars, t: PType): PType =
# XXX: relying on allowMetaTypes is a kludge
result = copyType(t, t.owner, cl.allowMetaTypes)
if cl.allowMetaTypes: return
result.flags.incl tfFromGeneric
if not (t.kind in tyMetaTypes or
(t.kind == tyStatic and t.n == nil)):