From ce72d7ffc512c99e8eb8825b08c9985763f878b6 Mon Sep 17 00:00:00 2001
From: Andreas Rumpf <rumpf_a@web.de>
Date: Thu, 24 Sep 2020 19:34:59 +0200
Subject: [PATCH] fixes #15403 (#15404)

---
 compiler/sempass2.nim | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/compiler/sempass2.nim b/compiler/sempass2.nim
index b48d7e29e2..d6db0885ef 100644
--- a/compiler/sempass2.nim
+++ b/compiler/sempass2.nim
@@ -1247,7 +1247,8 @@ proc trackProc*(c: PContext; s: PSym, body: PNode) =
     var partitions = computeGraphPartitions(s, body)
     if not t.hasSideEffect and t.hasDangerousAssign:
       t.hasSideEffect = varpartitions.hasSideEffect(partitions, mutationInfo)
-    checkBorrowedLocations(partitions, g.config)
+    if views in c.features:
+      checkBorrowedLocations(partitions, g.config)
 
   if sfThread in s.flags and t.gcUnsafe:
     if optThreads in g.config.globalOptions and optThreadAnalysis in g.config.globalOptions: