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fixes #8883

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This commit is contained in:
Araq 2018-09-14 15:47:37 +02:00
commit 5ee904643a
3 changed files with 669 additions and 5 deletions
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7
compiler/semtypinst.nim
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@ -367,8 +367,11 @@ proc handleGenericInvocation(cl: var TReplTypeVars, t: PType): PType =
# can come here for tyGenericInst too, see tests/metatype/ttypeor.nim
# need to look into this issue later
assert newbody.kind in {tyRef, tyPtr}
assert newbody.lastSon.typeInst == nil
newbody.lastSon.typeInst = result
if newbody.lastSon.typeInst != nil:
#internalError(cl.c.config, cl.info, "ref already has a 'typeInst' field")
discard
else:
newbody.lastSon.typeInst = result
cl.c.typesWithOps.add((newbody, result))
let methods = skipTypes(bbody, abstractPtrs).methods
for col, meth in items(methods):