Fix compiling warnings when using GCC 4.8.x

3 files changed, 2 insertions, 6 deletions

diff --git a/include/proj/datum.hpp b/include/proj/datum.hpp
index 3fc5f5d8..f1d45c6b 100644
--- a/include/proj/datum.hpp
+++ b/include/proj/datum.hpp
@@ -541,7 +541,7 @@ class PROJ_GCC_DLL RealizationMethod : public util::CodeList {
     PROJ_FRIEND_OPTIONAL(RealizationMethod);
     PROJ_DLL explicit RealizationMethod(
         const std::string &nameIn = std::string());
-    PROJ_DLL RealizationMethod(const RealizationMethod &other);
+    PROJ_DLL RealizationMethod(const RealizationMethod &other) = default;
     PROJ_DLL RealizationMethod &operator=(const RealizationMethod &other);
 };
 
diff --git a/include/proj/util.hpp b/include/proj/util.hpp
index 84c93366..3d85e579 100644
--- a/include/proj/util.hpp
+++ b/include/proj/util.hpp
@@ -692,7 +692,7 @@ class CodeList {
     //! @endcond
   protected:
     explicit CodeList(const std::string &nameIn) : name_(nameIn) {}
-    CodeList(const CodeList &other) = default;
+    CodeList(const CodeList &) = default;
     CodeList &operator=(const CodeList &other);
 
   private:
diff --git a/src/iso19111/datum.cpp b/src/iso19111/datum.cpp
index 33eb81fa..83f615e9 100644
--- a/src/iso19111/datum.cpp
+++ b/src/iso19111/datum.cpp
@@ -1773,10 +1773,6 @@ RealizationMethod::RealizationMethod(const std::string &nameIn)
 
 // ---------------------------------------------------------------------------
 
-RealizationMethod::RealizationMethod(const RealizationMethod &) = default;
-
-// ---------------------------------------------------------------------------
-
 RealizationMethod &RealizationMethod::
 operator=(const RealizationMethod &other) {
     CodeList::operator=(other);