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fixes #7351

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This commit is contained in:
Araq 2018-10-02 15:51:33 +02:00
commit ae901b3272
1 changed files with 3 additions and 1 deletions
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4
compiler/sigmatch.nim
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@ -1376,6 +1376,7 @@ proc typeRelImpl(c: var TCandidate, f, aOrig: PType,
of tyGenericInst:
var prev = PType(idTableGet(c.bindings, f))
let origF = f
var f = if prev == nil: f else: prev
let roota = a.skipGenericAlias
@ -1433,7 +1434,8 @@ proc typeRelImpl(c: var TCandidate, f, aOrig: PType,
result = isNone
else:
result = typeRel(c, lastSon(f), a)
assert lastSon(origF) != nil
result = typeRel(c, lastSon(origF), a)
if result != isNone and a.kind != tyNil:
put(c, f, a)