https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78516
--- Comment #9 from joseph at codesourcery dot com <joseph at codesourcery dot com> --- That LRA patch (on top of the previous patch) allows the glibc build to complete. Now running gcc/g++/libstdc++ testsuites (I haven't run them with an unmodified copy of the same GCC version, so this will only provide a rough comparison against results from my previous testing of older trunk on 23 November).