On Sun, 27 Aug 2017, Gerald Pfeifer wrote: >> 2017-08-21 Uros Bizjak <ubiz...@gmail.com> >> >> PR target/46091 >> * config/i386/i386.md (*btsq_imm): Rename from *btsq. >> (*btrq_imm): Rename from *btrq. >> (*btcq_imm): Rename from *btcq. >> (btsc): New code attribute. >> (*<btsc><mode>): New insn pattern. >> (*btr<mode>): Ditto. >> (*<btsc><mode>_mask): New insn_and_split pattern. >> (*btr<mode>_mask): Ditto. > According to a binary search I did this is responsible for bootstrap > failing on 32-bit x86 (i586-unknown-freebsd10.3): > > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81995 > > Revision 251234 still builds, and revision 251235 fails for me.
And indeed just reverting this patch in HEAD gets that to build again, too. Gerald