From 43247f1977398dda1964a38881a1a4aff9c17dfc Mon Sep 17 00:00:00 2001
From: David Blaikie <dblaikie@gmail.com>
Date: Mon, 3 Aug 2015 20:12:58 +0000
Subject: [PATCH] -Wdeprecated-clean: Fix cases of violating the rule of 5 in
 ways that are deprecated in C++11

Some functions return concrete ByteStreamers by value - explicitly
support that in the base class. (dtor can be virtual, no one seems to be
polymorphically owning/destroying them)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@243897 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/CodeGen/AsmPrinter/ByteStreamer.h | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

diff --git a/lib/CodeGen/AsmPrinter/ByteStreamer.h b/lib/CodeGen/AsmPrinter/ByteStreamer.h
index 0cc829fffc5..df1997bcb72 100644
--- a/lib/CodeGen/AsmPrinter/ByteStreamer.h
+++ b/lib/CodeGen/AsmPrinter/ByteStreamer.h
@@ -24,16 +24,19 @@
 
 namespace llvm {
 class ByteStreamer {
- public:
-  virtual ~ByteStreamer() {}
+ protected:
+  ~ByteStreamer() = default;
+  ByteStreamer(const ByteStreamer&) = default;
+  ByteStreamer() = default;
 
+ public:
   // For now we're just handling the calls we need for dwarf emission/hashing.
   virtual void EmitInt8(uint8_t Byte, const Twine &Comment = "") = 0;
   virtual void EmitSLEB128(uint64_t DWord, const Twine &Comment = "") = 0;
   virtual void EmitULEB128(uint64_t DWord, const Twine &Comment = "") = 0;
 };
 
-class APByteStreamer : public ByteStreamer {
+class APByteStreamer final : public ByteStreamer {
 private:
   AsmPrinter &AP;
 
@@ -53,7 +56,7 @@ public:
   }
 };
 
-class HashingByteStreamer : public ByteStreamer {
+class HashingByteStreamer final : public ByteStreamer {
  private:
   DIEHash &Hash;
  public:
@@ -69,7 +72,7 @@ class HashingByteStreamer : public ByteStreamer {
   }
 };
 
-class BufferByteStreamer : public ByteStreamer {
+class BufferByteStreamer final : public ByteStreamer {
 private:
   SmallVectorImpl<char> &Buffer;
   SmallVectorImpl<std::string> &Comments;
-- 
2.34.1