From 7d4f70280ef33192dc5862f8b4c4d23e9d956b40 Mon Sep 17 00:00:00 2001
From: Fanael Linithien <fanael4@gmail.com>
Date: Thu, 12 Nov 2020 09:28:32 +0100
Subject: Fix #15909 (#15914)

---
 compiler/varpartitions.nim | 1 +
 1 file changed, 1 insertion(+)

(limited to 'compiler')

diff --git a/compiler/varpartitions.nim b/compiler/varpartitions.nim
index 2e781c041..63c18d94a 100644
--- a/compiler/varpartitions.nim
+++ b/compiler/varpartitions.nim
@@ -399,6 +399,7 @@ proc allRoots(n: PNode; result: var seq[PSym]; followDotExpr = true) =
 proc destMightOwn(c: var Partitions; dest: var VarIndex; n: PNode) =
   ## Analyse if 'n' is an expression that owns the data, if so mark 'dest'
   ## with 'ownsData'.
+  if n.typ == nil: return
   case n.kind
   of nkEmpty, nkCharLit..nkNilLit:
     # primitive literals including the empty are harmless:
-- 
cgit 1.4.1-2-gfad0