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fixes #1691

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Araq 2015-04-11 02:45:29 +02:00
commit a1b937ab33
3 changed files with 24 additions and 7 deletions
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7
compiler/ast.nim
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@ -1317,6 +1317,13 @@ proc skipTypes*(t: PType, kinds: TTypeKinds): PType =
result = t
while result.kind in kinds: result = lastSon(result)
proc skipTypesOrNil*(t: PType, kinds: TTypeKinds): PType =
## same as skipTypes but handles 'nil'
result = t
while result != nil and result.kind in kinds:
if result.len == 0: return nil
result = lastSon(result)
proc isGCedMem*(t: PType): bool {.inline.} =
result = t.kind in {tyString, tyRef, tySequence} or
t.kind == tyProc and t.callConv == ccClosure