https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111600
--- Comment #37 from Robin Dapp <rdapp at gcc dot gnu.org> --- > The size of the partitions is a little uneven though. Using > --with-emitinsn-partitions=48 I get some empty partitions and some bigger > than 2MB: > Another problematic file is insn-recog.cc which is 19MB and takes 1 hour+ to > compile for me. It's not very difficult to make the partitions even. I have a patch locally that follows the same approach Tamar took with the match split and it seems to work nicely. I haven't gotten around to testing and posting it yet, though.