On Fri, Nov 27, 2020 at 1:53 PM Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx> wrote: > > 33.68% cc1plus So a third of the time is the _single_ invocation of cc1plus, which happens from scrips/gcc-plugin.sh doing that $HOSTCC -c -x c++ -std=gnu++98 - -fsyntax-only thing. Which is purely to verify that plugins work. Ugh. Emese - I'm talking to myself while I'm looking at why "make allmodconfig" is so unbearably slow. This is part of it. Linus