C++ 6.3 ^new^ May 2026

This version introduced early, experimental support for several C++17 features, including fold expressions, u8 character literals, and nested namespace definitions.

The release improved support for high DPI displays and added dark theme optimizations, specifically for code completion and menus. c++ 6.3

GCC 6.3.0 uses C++14 as the default mode ( -std=gnu++14 ). This version introduced early