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-rw-r--r--compiler/vmdeps.nim13
1 files changed, 10 insertions, 3 deletions
diff --git a/compiler/vmdeps.nim b/compiler/vmdeps.nim
index 5f9a2b5bc..294aaaa79 100644
--- a/compiler/vmdeps.nim
+++ b/compiler/vmdeps.nim
@@ -237,7 +237,7 @@ proc mapTypeToAstX(cache: IdentCache; t: PType; info: TLineInfo;
   of tySequence: result = mapTypeToBracket("seq", mSeq, t, info)
   of tyProc:
     if inst:
-      result = newNodeX(nkProcTy)
+      result = newNodeX(if tfIterator in t.flags: nkIteratorTy else: nkProcTy)
       var fp = newNodeX(nkFormalParams)
       if t.returnType == nil:
         fp.add newNodeI(nkEmpty, info)
@@ -246,8 +246,15 @@ proc mapTypeToAstX(cache: IdentCache; t: PType; info: TLineInfo;
       for i in FirstParamAt..<t.kidsLen:
         fp.add newIdentDefs(t.n[i], t[i])
       result.add fp
-      result.add if t.n[0].len > 0: t.n[0][pragmasEffects].copyTree
-                 else: newNodeI(nkEmpty, info)
+      var prag =
+        if t.n[0].len > 0:
+          t.n[0][pragmasEffects].copyTree
+        else:
+          newNodeI(nkEmpty, info)
+      if t.callConv != ccClosure or tfExplicitCallConv in t.flags:
+        if prag.kind == nkEmpty: prag = newNodeI(nkPragma, info)
+        prag.add newIdentNode(getIdent(cache, $t.callConv), info)
+      result.add prag
     else:
       result = mapTypeToBracket("proc", mNone, t, info)
   of tyOpenArray: result = mapTypeToBracket("openArray", mOpenArray, t, info)