24.04.2017, 21:10, "Alex Christensen" <achristen...@apple.com>: > Thanks for the data, Carlos! This is a growing problem that is hurting > productivity. We’ve discussed it a bit and haven’t done enough about it. Here > are some of the ideas I’ve heard: > > 1) Reduce #includes by doing more forward declaring and less inlining. We > would probably need link time optimization to not lose performance benefits > of inlining functions in headers. > 2) Use distributed build tools and caches to cover up the problem. WebKit > would still be prohibitively hard to compile for people without lots of > expensive computers, but we could greatly improve the productivity of large > teams. > 3) Use C++ modules > 4) Put more commonly included headers into precompiled headers
Note that CMake-based ports don't use PCH on non-Windows platforms currently. > 5) I remember somebody claiming a few years ago that replacing #include > “Something.h” with #include “path/to/Something.h” reduced compile times > because it required fewer include paths, but I don’t think anybody has > measured the improvement recently. > 6) Optimize the compilers we use > > We should look into all of these and more. Compiling WebKit also uses a lot > of memory, and our binary size continues to increase. > _______________________________________________ > webkit-dev mailing list > webkit-dev@lists.webkit.org > https://lists.webkit.org/mailman/listinfo/webkit-dev -- Regards, Konstantin _______________________________________________ webkit-dev mailing list webkit-dev@lists.webkit.org https://lists.webkit.org/mailman/listinfo/webkit-dev
