Am 07.09.21 um 15:51 schrieb David Chisnall: > On 06/09/2021 20:34, Wolfram Schneider wrote: >> With the option WITHOUT_TOOLCHAIN=yes the world build time is 2.5 >> times faster (real or user+sys), down from 48 min to 19.5 min real >> time. > > Note that building LLVM with the upstream CMake + Ninja build system is > *significantly* faster on a decent multicore machine than the FreeBSD > bmake-based in-tree version. > > One of the things I'd love to prototype if I had time is a CMake-based build > system for FreeBSD so that we could get all of the tooling integration from > the > compile_commands.json, reuse LLVM's (and any other contrib things that use > CMake) build system without having to recreate it, and be able to use ninja, > to > build.
Wouldn't this break META_MODE? I'd rather be able to continue building the world within a few minutes (generally much less than 10 minutes, as long as there is no major LLVM upgrade) than have a faster LLVM build and then a slower build of the world ... Regards, STefan
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