make gcc happy

Engine/source/T3D/assets/SoundAsset.h

@@ -444,8 +444,8 @@ if (m##name##AssetId[index] != StringTable->EmptyString())\
       const char* enumString = castConsoleTypeToString(static_cast<enumType>(itter));\
       if (enumString && enumString[0])\
       {\
-         addField(assetEnumNameConcat(enumString, File), TypeSoundFilename, Offset(m##name##Name[itter], consoleClass), assetText(name, docs), AbstractClassRep::FIELD_HideInInspectors); \
-         addField(assetEnumNameConcat(enumString, Asset), TypeSoundAssetId, Offset(m##name##AssetId[itter], consoleClass), assetText(name, asset reference.));\
+         addField(assetEnumNameConcat(enumString, File), TypeSoundFilename, Offset(m##name##Name[0], consoleClass) + sizeof(m##name##Name[0])*i, assetText(name, docs), AbstractClassRep::FIELD_HideInInspectors); \
+         addField(assetEnumNameConcat(enumString, Asset), TypeSoundAssetId, Offset(m##name##AssetId[0], consoleClass) + sizeof(m##name##AssetId[0])*i, assetText(name, asset reference.));\
       }\
    }
 #pragma endregion