Yes, it's typically called unity or jumbo build, and can also be done with regular source files. Cmake has a feature to do that automatically during the build:

Yes, it's typically called unity or jumbo build, and can also be done with regular source files. Cmake has a feature to do that automatically during the build: https://cmake.org/cmake/help/latest/prop_tgt/UNITY_BUILD.html https://cmake.org/cmake/help/latest/prop_tgt/UNITY_BUILD.htm... ...haven't tinkered with it yet though.