From 8e1fa84b0d44bc6fb995992becf659d62b36713a Mon Sep 17 00:00:00 2001
From: flywind <43030857+xflywind@users.noreply.github.com>
Date: Thu, 5 Nov 2020 21:00:49 +0800
Subject: [PATCH] fix #15663 (#15839) [backport:1.4]

---
 lib/system/widestrs.nim | 7 +++++++
 tests/stdlib/t15663.nim | 7 +++++++
 2 files changed, 14 insertions(+)
 create mode 100644 tests/stdlib/t15663.nim

diff --git a/lib/system/widestrs.nim b/lib/system/widestrs.nim
index 6d54bce9bf..955fab46a5 100644
--- a/lib/system/widestrs.nim
+++ b/lib/system/widestrs.nim
@@ -214,3 +214,10 @@ proc `$`*(w: WideCString, estimate: int, replacement: int = 0xFFFD): string =
 
 proc `$`*(s: WideCString): string =
   result = s $ 80
+
+when defined(nimv2):
+  proc `$`*(s: WideCStringObj, estimate: int, replacement: int = 0xFFFD): string =
+    `$`(s.data, estimate, replacement)
+
+  proc `$`*(s: WideCStringObj): string =
+    $(s.data)
diff --git a/tests/stdlib/t15663.nim b/tests/stdlib/t15663.nim
new file mode 100644
index 0000000000..1ad5677fdf
--- /dev/null
+++ b/tests/stdlib/t15663.nim
@@ -0,0 +1,7 @@
+discard """
+  cmd: "nim c --gc:arc $file"
+  output: "Test"
+"""
+
+let ws = newWideCString("Test")
+echo ws
\ No newline at end of file