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fixes #4371

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This commit is contained in:
Andreas Rumpf 2016-07-08 10:34:12 +02:00
commit b47d9b7b91
21 changed files with 84 additions and 39 deletions
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4
compiler/semstmts.nim
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@ -138,7 +138,7 @@ proc fixNilType(n: PNode) =
proc discardCheck(c: PContext, result: PNode) =
if c.inTypeClass > 0: return
if result.typ != nil and result.typ.kind notin {tyStmt, tyEmpty}:
if result.typ != nil and result.typ.kind notin {tyStmt, tyVoid}:
if result.kind == nkNilLit:
result.typ = nil
message(result.info, warnNilStatement)
@ -711,7 +711,7 @@ proc typeSectionRightSidePass(c: PContext, n: PNode) =
a.sons[1] = s.typ.n
s.typ.size = -1 # could not be computed properly
# we fill it out later. For magic generics like 'seq', it won't be filled
# so we use tyEmpty instead of nil to not crash for strange conversions
# so we use tyNone instead of nil to not crash for strange conversions
# like: mydata.seq
rawAddSon(s.typ, newTypeS(tyNone, c))
s.ast = a