From 38d56dddf1d5e13b897c4b222205d2d4a8069b01 Mon Sep 17 00:00:00 2001
From: Max Kellermann <max@musicpd.org>
Date: Fri, 19 Jan 2018 23:49:50 +0100
Subject: [PATCH] lib/icu/Compare: allow copying

---
 src/lib/icu/Compare.hxx | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/src/lib/icu/Compare.hxx b/src/lib/icu/Compare.hxx
index 9ee2e6848..d38026508 100644
--- a/src/lib/icu/Compare.hxx
+++ b/src/lib/icu/Compare.hxx
@@ -37,6 +37,18 @@ public:
 
 	explicit IcuCompare(const char *needle) noexcept;
 
+	IcuCompare(const IcuCompare &src) noexcept
+		:needle(src
+			? AllocatedString<>::Duplicate(src.needle.c_str())
+			: nullptr) {}
+
+	IcuCompare &operator=(const IcuCompare &src) noexcept {
+		needle = src
+			? AllocatedString<>::Duplicate(src.needle.c_str())
+			: nullptr;
+		return *this;
+	}
+
 	IcuCompare(IcuCompare &&) = default;
 	IcuCompare &operator=(IcuCompare &&) = default;