From aee861c0099addb22752386e4ea6809b2ff2a76f Mon Sep 17 00:00:00 2001
From: Max Kellermann <mk@cm4all.com>
Date: Mon, 9 Dec 2019 09:39:36 +0100
Subject: [PATCH] util/AllocatedArray: copy constructor copies "nulled" state

---
 src/util/AllocatedArray.hxx | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/src/util/AllocatedArray.hxx b/src/util/AllocatedArray.hxx
index c37a3f992..21fe668ef 100644
--- a/src/util/AllocatedArray.hxx
+++ b/src/util/AllocatedArray.hxx
@@ -62,11 +62,13 @@ public:
 		assert(size() == 0 || buffer.data != nullptr);
 	}
 
-	explicit AllocatedArray(const AllocatedArray &other) noexcept
-		:buffer{new T[other.buffer.size], other.buffer.size} {
-		assert(size() == 0 || buffer.data != nullptr);
+	explicit AllocatedArray(const AllocatedArray &other) noexcept {
 		assert(other.size() == 0 || other.buffer.data != nullptr);
 
+		if (other == nullptr)
+			return;
+
+		buffer = {new T[other.buffer.size], other.buffer.size};
 		std::copy_n(other.buffer.data, buffer.size, buffer.data);
 	}