Add =default copy constructor decls for some pubkey types.

This inhibits default creation of C++11 move operators which we
do not want.

GH #849

1 files changed, 4 insertions, 0 deletions

diff --git a/src/lib/pubkey/dl_algo/dl_algo.h b/src/lib/pubkey/dl_algo/dl_algo.h
index 044aae2e6..4c0d56931 100644
--- a/src/lib/pubkey/dl_algo/dl_algo.h
+++ b/src/lib/pubkey/dl_algo/dl_algo.h
@@ -73,6 +73,8 @@ class BOTAN_DLL DL_Scheme_PublicKey : public virtual Public_Key
                           const std::vector<uint8_t>& key_bits,
                           DL_Group::Format group_format);
 
+      DL_Scheme_PublicKey& operator=(const DL_Scheme_PublicKey& other) = default;
+
    protected:
       DL_Scheme_PublicKey() {}
 
@@ -114,6 +116,8 @@ class BOTAN_DLL DL_Scheme_PrivateKey : public virtual DL_Scheme_PublicKey,
                            const secure_vector<uint8_t>& key_bits,
                            DL_Group::Format group_format);
 
+      DL_Scheme_PrivateKey& operator=(const DL_Scheme_PrivateKey& other) = default;
+
    protected:
       DL_Scheme_PrivateKey() {}