On Mon, 17 Jan 2022 at 21:41, Jonathan Wakely <jwakely.gcc@xxxxxxxxx> wrote: > On Mon, 17 Jan 2022 at 21:09, Jonathan Wakely <jwakely.gcc@xxxxxxxxx> wrote: > > It looks like I didn't test the combination of > > --enable-libstdcxx-debug and --enable-libstdcxx-backtrace > > I can reproduce the build failure with this combination. I'll look into it ASAP. It should work now.