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fixes #2540

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This commit is contained in:
Araq 2015-07-03 00:06:13 +02:00
commit 3df9d2bd0c
1 changed files with 8 additions and 2 deletions
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10
compiler/semtypinst.nim
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@ -440,8 +440,14 @@ proc replaceTypeVarsTAux(cl: var TReplTypeVars, t: PType): PType =
for i in countup(0, sonsLen(result) - 1): for i in countup(0, sonsLen(result) - 1):
if result.sons[i] != nil: if result.sons[i] != nil:
result.sons[i] = replaceTypeVarsT(cl, result.sons[i]) var r = replaceTypeVarsT(cl, result.sons[i])
propagateToOwner(result, result.sons[i]) if result.kind == tyObject:
# carefully coded to not skip the precious tyGenericInst:
let r2 = r.skipTypes({tyGenericInst})
if r2.kind in {tyPtr, tyRef}:
r = skipTypes(r2, {tyPtr, tyRef})
result.sons[i] = r
propagateToOwner(result, r)
result.n = replaceTypeVarsN(cl, result.n) result.n = replaceTypeVarsN(cl, result.n)