From f7661dbd789ee0e9033220f342f72734b70cc59d Mon Sep 17 00:00:00 2001
From: Thomas Goyne <plorkyeran@aegisub.org>
Date: Tue, 15 Sep 2015 14:35:07 -0700
Subject: [PATCH] Explicitly default AssAttachment's copy constructor

---
 src/ass_attachment.cpp | 8 +-------
 src/ass_attachment.h   | 2 +-
 2 files changed, 2 insertions(+), 8 deletions(-)

diff --git a/src/ass_attachment.cpp b/src/ass_attachment.cpp
index 5fd79c06d..bc9917c64 100644
--- a/src/ass_attachment.cpp
+++ b/src/ass_attachment.cpp
@@ -22,15 +22,9 @@
 
 #include <boost/algorithm/string/predicate.hpp>
 
+// Out-of-line to anchor vtable
 AssEntryGroup AssAttachment::Group() const { return group; }
 
-AssAttachment::AssAttachment(AssAttachment const& rgt)
-: entry_data(rgt.entry_data)
-, filename(rgt.filename)
-, group(rgt.group)
-{
-}
-
 AssAttachment::AssAttachment(std::string const& header, AssEntryGroup group)
 : entry_data(header + "\r\n")
 , filename(header.substr(10))
diff --git a/src/ass_attachment.h b/src/ass_attachment.h
index 1f583a614..d99e0fbf7 100644
--- a/src/ass_attachment.h
+++ b/src/ass_attachment.h
@@ -48,7 +48,7 @@ public:
 	std::string const& GetEntryData() const { return entry_data; }
 	AssEntryGroup Group() const override;
 
-	AssAttachment(AssAttachment const& rgt);
+	AssAttachment(AssAttachment const& rgt) = default;
 	AssAttachment(std::string const& header, AssEntryGroup group);
 	AssAttachment(agi::fs::path const& name, AssEntryGroup group);
 };