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authorAndreas Rumpf <rumpf_a@web.de>2016-01-05 10:20:24 +0100
committerAndreas Rumpf <rumpf_a@web.de>2016-01-05 10:20:24 +0100
commit1a2bda45ec11d6d0fcba4ba61114c352ae66d4de (patch)
tree8f442e1b7ad75c7d515312eed77c960a27c086f4 /compiler
parent164ebb6762022581e8b77b888d138de3aaf5561e (diff)
downloadNim-1a2bda45ec11d6d0fcba4ba61114c352ae66d4de.tar.gz
fixes #2007
Diffstat (limited to 'compiler')
-rw-r--r--compiler/lambdalifting.nim4
-rw-r--r--compiler/semstmts.nim9
2 files changed, 8 insertions, 5 deletions
diff --git a/compiler/lambdalifting.nim b/compiler/lambdalifting.nim
index acc291a5b..dfd5e740e 100644
--- a/compiler/lambdalifting.nim
+++ b/compiler/lambdalifting.nim
@@ -162,9 +162,9 @@ proc addHiddenParam(routine: PSym, param: PSym) =
   # some nkEffect node:
   param.position = routine.typ.n.len-1
   addSon(params, newSymNode(param))
-  incl(routine.typ.flags, tfCapturesEnv)
+  #incl(routine.typ.flags, tfCapturesEnv)
   assert sfFromGeneric in param.flags
-  #echo "produced environment: ", param.id, " for ", routine.name.s
+  #echo "produced environment: ", param.id, " for ", routine.id
 
 proc getHiddenParam(routine: PSym): PSym =
   let params = routine.ast.sons[paramsPos]
diff --git a/compiler/semstmts.nim b/compiler/semstmts.nim
index 76d224a87..1340abd10 100644
--- a/compiler/semstmts.nim
+++ b/compiler/semstmts.nim
@@ -958,15 +958,17 @@ proc semInferredLambda(c: PContext, pt: TIdTable, n: PNode): PNode =
   var n = n
 
   let original = n.sons[namePos].sym
-  let s = copySym(original, false)
-  incl(s.flags, sfFromGeneric)
+  let s = original #copySym(original, false)
+  #incl(s.flags, sfFromGeneric)
+  #s.owner = original
 
   n = replaceTypesInBody(c, pt, n, original)
   result = n
   s.ast = result
   n.sons[namePos].sym = s
   n.sons[genericParamsPos] = emptyNode
-  let params = n.typ.n
+  # for LL we need to avoid wrong aliasing
+  let params = copyTree n.typ.n
   n.sons[paramsPos] = params
   s.typ = n.typ
   for i in 1..<params.len:
@@ -974,6 +976,7 @@ proc semInferredLambda(c: PContext, pt: TIdTable, n: PNode): PNode =
                               tyFromExpr, tyFieldAccessor}+tyTypeClasses:
       localError(params[i].info, "cannot infer type of parameter: " &
                  params[i].sym.name.s)
+    #params[i].sym.owner = s
   openScope(c)
   pushOwner(s)
   addParams(c, params, skProc)