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fixes #898

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This commit is contained in:
Araq 2014-07-01 22:58:44 +02:00
commit b56f43c394
3 changed files with 24 additions and 2 deletions
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8
compiler/semtypes.nim
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@ -864,7 +864,13 @@ proc semProcTypeNode(c: PContext, n, genericParams: PNode,
var counter = 0
for i in countup(1, n.len - 1):
var a = n.sons[i]
if a.kind != nkIdentDefs: illFormedAst(a)
if a.kind != nkIdentDefs:
# for some generic instantiations the passed ':env' parameter
# for closures has already been produced (see bug #898). We simply
# skip this parameter here. It'll then be re-generated in another LL
# pass over this instantiation:
if a.kind == nkSym and sfFromGeneric in a.sym.flags: continue
illFormedAst(a)
checkMinSonsLen(a, 3)
var
typ: PType = nil