> On Oct 7, 2016, at 12:58 AM, Martin Townsend <mtownsend1...@gmail.com> wrote: > > On Fri, Oct 7, 2016 at 8:46 AM, Martin Townsend <mtownsend1...@gmail.com> > wrote: >> On Fri, Oct 7, 2016 at 5:32 AM, Khem Raj <raj.k...@gmail.com> wrote: >>> >>>> On Oct 6, 2016, at 12:09 PM, Martin Townsend <mtownsend1...@gmail.com> >>>> wrote: >>>> >>>> On Thu, Oct 6, 2016 at 7:57 PM, Martin Townsend <mtownsend1...@gmail.com> >>>> wrote: >>>>> Hi, >>>>> >>>>> We have a poky sato distributions successfully built and running for >>>>> our SuperH 4 processor board. The problem is the SDK that is built >>>>> when using -cpopulate_sdk doesn't. >>>>> >>>>> The simple Makefile: >>>>> hellomake: HelloWorld.c >>>>> $(CC) -o HelloWorld HelloWorld.c >>>> >>>> Hit send before I had chance to finish :) >>>> >>>> ignore the missing tab but when trying to compile (after sourcing the >>>> SDK environment) I get >>>> sh4-poky-linux-gcc -ml -m4 >>>> --sysroot=/opt/sdk/vms/2.0.2/sysroots/sh4-poky-linux -o HelloWorld >>>> HelloWorld.o >>>> /opt/sdk/vms/2.0.2/sysroots/x86_64-pokysdk-linux/usr/libexec/sh4-poky-linux/gcc/sh4-poky-linux/4.9.3/real-ld: >>>> cannot find crt1.o: No such file or directory >>>> /opt/sdk/vms/2.0.2/sysroots/x86_64-pokysdk-linux/usr/libexec/sh4-poky-linux/gcc/sh4-poky-linux/4.9.3/real-ld: >>>> cannot find crti.o: No such file or directory >>>> /opt/sdk/vms/2.0.2/sysroots/x86_64-pokysdk-linux/usr/libexec/sh4-poky-linux/gcc/sh4-poky-linux/4.9.3/real-ld: >>>> cannot find crtbegin.o: No such file or directory >>>> /opt/sdk/vms/2.0.2/sysroots/x86_64-pokysdk-linux/usr/libexec/sh4-poky-linux/gcc/sh4-poky-linux/4.9.3/real-ld: >>>> cannot find -lgcc >>>> /opt/sdk/vms/2.0.2/sysroots/x86_64-pokysdk-linux/usr/libexec/sh4-poky-linux/gcc/sh4-poky-linux/4.9.3/real-ld: >>>> cannot find -lgcc_s >>>> /opt/sdk/vms/2.0.2/sysroots/x86_64-pokysdk-linux/usr/libexec/sh4-poky-linux/gcc/sh4-poky-linux/4.9.3/real-ld: >>>> cannot find -lc >>>> /opt/sdk/vms/2.0.2/sysroots/x86_64-pokysdk-linux/usr/libexec/sh4-poky-linux/gcc/sh4-poky-linux/4.9.3/real-ld: >>>> cannot find -lgcc >>>> /opt/sdk/vms/2.0.2/sysroots/x86_64-pokysdk-linux/usr/libexec/sh4-poky-linux/gcc/sh4-poky-linux/4.9.3/real-ld: >>>> cannot find -lgcc_s >>>> /opt/sdk/vms/2.0.2/sysroots/x86_64-pokysdk-linux/usr/libexec/sh4-poky-linux/gcc/sh4-poky-linux/4.9.3/real-ld: >>>> cannot find crtend.o: No such file or directory >>>> /opt/sdk/vms/2.0.2/sysroots/x86_64-pokysdk-linux/usr/libexec/sh4-poky-linux/gcc/sh4-poky-linux/4.9.3/real-ld: >>>> cannot find crtn.o: No such file or directory >>>> >>>> So I tried the compiler and sysroot from the build >>>> CC=/ws/vms/vms-rsc-yocto-build/build_vms/tmp/sysroots/x86_64-linux/usr/bin/sh4-poky-linux/sh4-poky-linux-gcc >>>> SYSROOT=/ws/vms/vms-rsc-yocto-build/build_vms/tmp/sysroots/sh7760 >>>> >>>> hellomake: HelloWorld.c >>>> $(CC) --sysroot=$(SYSROOT) -o HelloWorld HelloWorld.c >>>> >>>> and it compiles fine. >>>> >>>> So I ran $CC -print-search-dirs >>>> install: >>>> /opt/sdk/vms/2.0.2/sysroots/x86_64-pokysdk-linux/usr/lib/sh4-poky-linux/gcc/sh4-poky-linux/4.9.3/ >>>> programs: >>>> =/opt/sdk/vms/2.0.2/sysroots/x86_64-pokysdk-linux/usr/libexec/sh4-poky-linux/gcc/sh4-poky-linux/4.9.3/:/opt/sdk/vms/2.0.2/sysroots/x86_64-pokysdk-linux/usr/libexec/sh4-poky-linux/gcc/sh4-poky-linux/4.9.3/:/opt/sdk/vms/2.0.2/sysroots/x86_64-pokysdk-linux/usr/libexec/sh4-poky-linux/gcc/sh4-poky-linux/:/opt/sdk/vms/2.0.2/sysroots/x86_64-pokysdk-linux/usr/lib/sh4-poky-linux/gcc/sh4-poky-linux/4.9.3/:/opt/sdk/vms/2.0.2/sysroots/x86_64-pokysdk-linux/usr/lib/sh4-poky-linux/gcc/sh4-poky-linux/:/opt/sdk/vms/2.0.2/sysroots/x86_64-pokysdk-linux/usr/lib/sh4-poky-linux/gcc/sh4-poky-linux/4.9.3/../../../../../sh4-poky-linux/bin/sh4-poky-linux/4.9.3/:/opt/sdk/vms/2.0.2/sysroots/x86_64-pokysdk-linux/usr/lib/sh4-poky-linux/gcc/sh4-poky-linux/4.9.3/../../../../../sh4-poky-linux/bin/ >>>> libraries: >>>> =/opt/sdk/vms/2.0.2/sysroots/x86_64-pokysdk-linux/usr/lib/sh4-poky-linux/gcc/sh4-poky-linux/4.9.3/:/opt/sdk/vms/2.0.2/sysroots/x86_64-pokysdk-linux/usr/lib/sh4-poky-linux/gcc/sh4-poky-linux/4.9.3/../../../../../sh4-poky-linux/lib/sh4-poky-linux/4.9.3/:/opt/sdk/vms/2.0.2/sysroots/x86_64-pokysdk-linux/usr/lib/sh4-poky-linux/gcc/sh4-poky-linux/4.9.3/../../../../../sh4-poky-linux/lib/:/opt/sdk/vms/2.0.2/sysroots/sh4-poky-linux/m4/lib/sh4-poky-linux/4.9.3/:/opt/sdk/vms/2.0.2/sysroots/sh4-poky-linux/m4/lib/:/opt/sdk/vms/2.0.2/sysroots/sh4-poky-linux/m4/usr/lib/sh4-poky-linux/4.9.3/:/opt/sdk/vms/2.0.2/sysroots/sh4-poky-linux/m4/usr/lib/ >>>> >>>> Then I checked that these files exist: >>>> martin@martin-ubuntu-pconcepts:/opt/sdk/vms/2.0.2/sysroots/sh4-poky-linux$ >>>> find $SDKTARGETSYSROOT -name "crt*" >>>> /opt/sdk/vms/2.0.2/sysroots/sh4-poky-linux/usr/lib/crtn.o >>>> /opt/sdk/vms/2.0.2/sysroots/sh4-poky-linux/usr/lib/crti.o >>>> /opt/sdk/vms/2.0.2/sysroots/sh4-poky-linux/usr/lib/crt1.o >>>> /opt/sdk/vms/2.0.2/sysroots/sh4-poky-linux/usr/lib/sh4-poky-linux/4.9.3/crtendS.o >>>> /opt/sdk/vms/2.0.2/sysroots/sh4-poky-linux/usr/lib/sh4-poky-linux/4.9.3/crtend.o >>>> /opt/sdk/vms/2.0.2/sysroots/sh4-poky-linux/usr/lib/sh4-poky-linux/4.9.3/crtbeginT.o >>>> /opt/sdk/vms/2.0.2/sysroots/sh4-poky-linux/usr/lib/sh4-poky-linux/4.9.3/crtbeginS.o >>>> /opt/sdk/vms/2.0.2/sysroots/sh4-poky-linux/usr/lib/sh4-poky-linux/4.9.3/crtbegin.o >>>> >>>> Putting the library search directories on a separate line >>>> martin@martin-ubuntu-pconcepts:/opt/sdk/vms/2.0.2/sysroots/sh4-poky-linux$ >>>> $CC -print-search-dirs | grep "^libraries:" | tr ':' '\n' >>>> libraries >>>> =/opt/sdk/vms/2.0.2/sysroots/x86_64-pokysdk-linux/usr/lib/sh4-poky-linux/gcc/sh4-poky-linux/4.9.3/ >>>> /opt/sdk/vms/2.0.2/sysroots/x86_64-pokysdk-linux/usr/lib/sh4-poky-linux/gcc/sh4-poky-linux/4.9.3/../../../../../sh4-poky-linux/lib/sh4-poky-linux/4.9.3/ >>>> /opt/sdk/vms/2.0.2/sysroots/x86_64-pokysdk-linux/usr/lib/sh4-poky-linux/gcc/sh4-poky-linux/4.9.3/../../../../../sh4-poky-linux/lib/ >>>> /opt/sdk/vms/2.0.2/sysroots/sh4-poky-linux/m4/lib/sh4-poky-linux/4.9.3/ >>>> /opt/sdk/vms/2.0.2/sysroots/sh4-poky-linux/m4/lib/ >>>> /opt/sdk/vms/2.0.2/sysroots/sh4-poky-linux/m4/usr/lib/sh4-poky-linux/4.9.3/ >>>> /opt/sdk/vms/2.0.2/sysroots/sh4-poky-linux/m4/usr/lib/ >>>> >>>> So it looks like there is a spurious m4 is the library path. Anyone >>>> know why this has happened and how I can fix it before I wade into the >>>> populate_sdk task. >>>> >>> >>> Can you pass --disable-multilib to gcc cross canadian configure options ? >>> >>>> We are using the Jethro branch and we have fixed the GCC version to >>>> 4.9.3 because this version works for SH4. >>>> >>>> Many Thanks, >>>> Martin. >>>> -- >>>> _______________________________________________ >>>> yocto mailing list >>>> yocto@yoctoproject.org >>>> https://lists.yoctoproject.org/listinfo/yocto >>> >> >> Thanks for the swift reply Khem. I commented out the line from >> gcc-cross-candian.inc >> #GCCMULTILIB = "--enable-multilib" >> >> and tried >> --disable-multilib >> in the EXTRA_OECONF >> >> but I still get the same error when linking. Let me know if there is >> anything else I could try as I'm stumped. Is there a workaround just >> so I can get the developers up and running? >> >> Cheers, Martin. > > OK I have a workaround I create a symlink in the target sysroot > /opt/vms/sdk/2.0.2/sysroots/sh4-poky-linux/m4 -> . > > And everything now compiles fine. > Any ideas on how to fix this in the GCC cross canadian recipe?
there might be a bug in gcc if disabling multilib did not work. Or it might be assuming m4 to be default but then not addressing the directory structure issue > > Cheers, Martin.
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