The Fire codebase has been improved, line by line to C++17​...

        which includes the following new features:​

​

• template argument deduction for class templates

• declaring non-type template parameters with auto

• folding expressions

• new rules for auto deduction from braced-init-list

• constexpr lambda

• lambda capture this by value

• inline variables

• nested namespaces

• structured bindings

• selection statements with initializer

• constexpr if

• utf-8 character literals

• direct-list-initialization of enums

• fallthrough, nodiscard, maybe_unused attributes