On Tue, Dec 19, 2023 at 11:42 AM Thomas Munro <thomas.mu...@gmail.com> wrote: > Hrmph. Well something weird is going on, but it might indeed involve > me being confused about debug options of the compiler itself. How can > one find out which build options were used for clang/llvm compiler + > libraries? My earlier reports were from a little machine at home, so > let's try again on an i9-9900 CPU @ 3.10GHz (a bit snappier) running > Debian 12, again using packages from apt.llvm.org: > > 17 ~198s > 16 ~14s > 15 ~11s
And on another Debian machine (this time a VM) also using apt.llvm.org packages, the huge ~3 minute time occurs with clang-16... hrrrnnnff... seems like there must be some other variable here that I haven't spotted yet...