From 43fbf68c0ec746dfc29382c76213d26f074608bf Mon Sep 17 00:00:00 2001
From: David Blaikie <dblaikie@gmail.com>
Date: Wed, 4 Mar 2015 07:09:53 +0000
Subject: Make OptionValue explicitly copyable

Since OptionValue (& its base classes) have user-declared dtors, use of
the implicit copy ctor/assignment operator is deprecated in C++11.
Provide them explicitly (defaulted) to avoid depending on this
deprecated feature.

llvm-svn: 231218
---
 llvm/include/llvm/Support/CommandLine.h | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'llvm/include')

diff --git a/llvm/include/llvm/Support/CommandLine.h b/llvm/include/llvm/Support/CommandLine.h
index df6f99d6d80..629fa46fac8 100644
--- a/llvm/include/llvm/Support/CommandLine.h
+++ b/llvm/include/llvm/Support/CommandLine.h
@@ -356,6 +356,9 @@ struct GenericOptionValue {
 
 protected:
   ~GenericOptionValue() = default;
+  GenericOptionValue() = default;
+  GenericOptionValue(const GenericOptionValue&) = default;
+  GenericOptionValue &operator=(const GenericOptionValue &) = default;
 
 private:
   virtual void anchor();
@@ -394,6 +397,8 @@ template <class DataType> class OptionValueCopy : public GenericOptionValue {
 
 protected:
   ~OptionValueCopy() = default;
+  OptionValueCopy(const OptionValueCopy&) = default;
+  OptionValueCopy &operator=(const OptionValueCopy&) = default;
 
 public:
   OptionValueCopy() : Valid(false) {}
@@ -428,6 +433,9 @@ struct OptionValueBase<DataType, false> : OptionValueCopy<DataType> {
 
 protected:
   ~OptionValueBase() = default;
+  OptionValueBase() = default;
+  OptionValueBase(const OptionValueBase&) = default;
+  OptionValueBase &operator=(const OptionValueBase&) = default;
 };
 
 // Top-level option class.
-- 
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