From 476b4ff3729165ce3d28f474fe076a27c311c411 Mon Sep 17 00:00:00 2001
From: Araq <rumpf_a@web.de>
Date: Wed, 3 Jul 2019 12:07:01 +0200
Subject: [PATCH] fixes #11636

---
 compiler/ccgexprs.nim | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/compiler/ccgexprs.nim b/compiler/ccgexprs.nim
index 471ede381..3d3ad4a53 100644
--- a/compiler/ccgexprs.nim
+++ b/compiler/ccgexprs.nim
@@ -1650,8 +1650,11 @@ proc makePtrType(baseType: PType): PType =
   addSonSkipIntLit(result, baseType)
 
 proc makeAddr(n: PNode): PNode =
-  result = newTree(nkHiddenAddr, n)
-  result.typ = makePtrType(n.typ)
+  if n.kind == nkHiddenAddr:
+    result = n
+  else:
+    result = newTree(nkHiddenAddr, n)
+    result.typ = makePtrType(n.typ)
 
 proc genSetLengthSeq(p: BProc, e: PNode, d: var TLoc) =
   if p.config.selectedGc == gcDestructors: