From b6fb609e0d263a209c6db48dd367f13eb7f4ff87 Mon Sep 17 00:00:00 2001
From: Andreas Rumpf <rumpf_a@web.de>
Date: Mon, 4 May 2020 07:43:22 +0200
Subject: destructors: don't produce stupid code for 'cast' (#14208)
 [backport:1.2]

* destructors: don't produce stupid code for 'cast'

* fixes #14207
---
 tests/arc/tarcmisc.nim | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'tests/arc')

diff --git a/tests/arc/tarcmisc.nim b/tests/arc/tarcmisc.nim
index ce8e902c6..c0583a640 100644
--- a/tests/arc/tarcmisc.nim
+++ b/tests/arc/tarcmisc.nim
@@ -1,5 +1,6 @@
 discard """
   output: '''
+123xyzabc
 destroyed: false
 destroyed: false
 closed
@@ -8,6 +9,19 @@ destroying variable
   cmd: "nim c --gc:arc $file"
 """
 
+proc takeSink(x: sink string): bool = true
+
+proc b(x: sink string): string =
+  if takeSink(x):
+    return x & "abc"
+
+proc bbb(inp: string) =
+  let y = inp & "xyz"
+  echo b(y)
+
+bbb("123")
+
+
 # bug #13691
 type Variable = ref object
   value: int
-- 
cgit 1.4.1-2-gfad0