[A gcc 4.2.1 based buildworld buildkernel did not have this problem.] On 2017-Jun-15, at 5:34 PM, Mark Millard <mar...@dsl-only.net> wrote:
> Context: amd64 -> powerpc cross build of -r319936 > (one of my usual clang-based experiments): > > --- all_subdir_sys --- > Building > /usr/obj/powerpcvtsc_clang/powerpc.powerpc/usr/src/sys/boot/powerpc/boot1.chrp/boot1.elf > --- boot1.elf --- > boot1.o: In function `fsread_size': > /usr/src/sys/boot/powerpc/boot1.chrp/boot1.c:(.text+0x14b8): undefined > reference to `__udivdi3' > /usr/src/sys/boot/powerpc/boot1.chrp/boot1.c:(.text+0x1508): undefined > reference to `__udivdi3' > cc: error: linker command failed with exit code 1 (use -v to see invocation) > --- all_subdir_lib --- > Building > /usr/obj/powerpcvtsc_clang/powerpc.powerpc/usr/src/lib/msun/s_remquo.po > --- all_subdir_sys --- > *** [boot1.elf] Error code 1 > > make[6]: stopped in /usr/src/sys/boot/powerpc/boot1.chrp > .ERROR_TARGET='boot1.elf' > .ERROR_META_FILE='/usr/obj/powerpcvtsc_clang/powerpc.powerpc/usr/src/sys/boot/powerpc/boot1.chrp/boot1.elf.meta' > > > # Meta data file > /usr/obj/powerpcvtsc_clang/powerpc.powerpc/usr/src/sys/boot/powerpc/boot1.chrp/boot1.elf.meta > CMD cc -target powerpc-unknown-freebsd12.0 > --sysroot=/usr/obj/powerpcvtsc_clang/powerpc.powerpc/usr/src/tmp > -B/usr/obj/powerpcvtsc_clang/powerpc.powerpc/usr/src/tmp/usr/bin > -ffreestanding -msoft-float > -I/usr/src/sys/boot/powerpc/boot1.chrp/../../common > -I/usr/src/sys/boot/powerpc/boot1.chrp/../../../ -D_STANDALONE -std=gnu99 > -Qunused-arguments -nostdlib -static -Wl,-N -o boot1.elf boot1.o ashldi3.o > syncicache.o > CWD > /usr/obj/powerpcvtsc_clang/powerpc.powerpc/usr/src/sys/boot/powerpc/boot1.chrp > TARGET boot1.elf > -- command output -- > boot1.o: In function `fsread_size': > /usr/src/sys/boot/powerpc/boot1.chrp/boot1.c:(.text+0x14b8): undefined > reference to `__udivdi3' > /usr/src/sys/boot/powerpc/boot1.chrp/boot1.c:(.text+0x1508): undefined > reference to `__udivdi3' > cc: error: linker command failed with exit code 1 (use -v to see invocation) > *** Error code 1 > > Note: This was -j16 for the build. > > I updated /usr/src and amd64 to -r319991 and then > retried cross building for powerpc: same result. > > > Note: I'd frozen at -r317820 until this update. Back then > I could buildworld and buildkernel via clang (although > I could not boot the clang-based kernel and so had to > build a gcc 4.2.1 based one and use it). I tried a gcc 4.2.1 buildworld buildkernel and it completed fine. The __udivdi3 problem is clang toolchain specific. === Mark Millard markmi at dsl-only.net _______________________________________________ freebsd-toolchain@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/freebsd-toolchain To unsubscribe, send any mail to "freebsd-toolchain-unsubscr...@freebsd.org"