Add: Optional implementation of std::optional for pre-C++17 compilers.

Sourced from https://github.com/akrzemi1/Optional, Boost Software License, Version 1.0.
2020-05-17 23:32:01 +02:00
parent 63ccb36ef3
commit 8aef14386f
13 changed files with 1243 additions and 80 deletions
--- a/source.list
+++ b/source.list
@@ -691,6 +691,10 @@ table/water_land.h
 3rdparty/md5/md5.cpp
 3rdparty/md5/md5.h

+# Compat
+3rdparty/optional/optional.hpp
+3rdparty/optional/ottd_optional.h
+
 # Script
 script/script_config.cpp
 script/script_config.hpp