clang: error: default initialization of an object of const type 'const BlackMisc::Aviation::CAirlineIcaoCodeList' without a user-provided default constructor

src/blackmisc/aviation/aircrafticaocodelist.cpp

@@ -18,6 +18,9 @@ namespace BlackMisc
 {
     namespace Aviation
     {
+        CAircraftIcaoCodeList::CAircraftIcaoCodeList()
+        { }
+
         CAircraftIcaoCodeList::CAircraftIcaoCodeList(const CSequence<CAircraftIcaoCode> &other) :
             CSequence<CAircraftIcaoCode>(other)
         { }

src/blackmisc/aviation/aircrafticaocodelist.h

@@ -40,7 +40,7 @@ namespace BlackMisc
             BLACKMISC_DECLARE_USING_MIXIN_METATYPE(CAircraftIcaoCodeList)
 
             //! Default constructor.
-            CAircraftIcaoCodeList() = default;
+            CAircraftIcaoCodeList();
 
             //! Construct from a base class object.
             CAircraftIcaoCodeList(const CSequence<CAircraftIcaoCode> &other);

src/blackmisc/aviation/airlineicaocodelist.cpp

@@ -18,6 +18,9 @@ namespace BlackMisc
 {
     namespace Aviation
     {
+        CAirlineIcaoCodeList::CAirlineIcaoCodeList()
+        { }
+
         CAirlineIcaoCodeList::CAirlineIcaoCodeList(const CSequence<CAirlineIcaoCode> &other) :
             CSequence<CAirlineIcaoCode>(other)
         { }

src/blackmisc/aviation/airlineicaocodelist.h

@@ -41,7 +41,7 @@ namespace BlackMisc
             BLACKMISC_DECLARE_USING_MIXIN_METATYPE(CAirlineIcaoCodeList)
 
             //! Default constructor.
-            CAirlineIcaoCodeList() = default;
+            CAirlineIcaoCodeList();
 
             //! Construct from a base class object.
             CAirlineIcaoCodeList(const CSequence<CAirlineIcaoCode> &other);