On Thu, Nov 19, 2020 at 9:05 AM Alexei Starovoitov <alexei.starovoitov@xxxxxxxxx> wrote: > > On Thu, Nov 19, 2020 at 6:59 AM Steven Rostedt <rostedt@xxxxxxxxxxx> wrote: > > Linux obviously > > supports multiple architectures (more than any other OS), but it is pretty > > stuck to gcc as a compiler (with LLVM just starting to work too). > > > > We are fine with being stuck to a compiler if it gives us what we want. > > I beg to disagree. > android, chrome and others changed their kernel builds to > "make LLVM=1" some time ago. > It's absolutely vital for the health of the kernel to be built with > both gcc and llvm. Our fleet of machines in the data centers is currently mid-ramp, at around or slightly just over 50% of kernels built with Clang. Soon to be 100%. So "a good chunk of Google services," too, FWIW. OpenMandriva is on track for their 4.2 release to use LLVM for their kernels. -- Thanks, ~Nick Desaulniers
