Re: [PATCH 1/1] erc32 sim: Add libdl to build of sis

Joel Sherrill
2014-08-18T22:13:24Z

On 8/17/2014 8:20 AM, Mike Frysinger wrote:
> On Fri 15 Aug 2014 08:13:24 Joel Sherrill wrote:
>> On 8/14/2014 7:30 PM, Mike Frysinger wrote:
>>> On Thu 14 Aug 2014 17:21:06 Joel Sherrill wrote:
>>>> sis failed to link on Fedora 20 because it was not linking against
>>>> libdl. There may be a better way but this does work.
>>> can you post some errors ? the only sim that actually uses libdl is the
>>> Blackfin one. i suspect the dl usage is coming from another binutils lib
>>> (like bfd?) which means the fix is not this :).
>> I just saw the sparc failure and fixed it. Once I saw that all of our
>> targets with simulators enabled failed like this (from v850), I was pretty
>> sure I had fixed a symptom and not the root cause.
> Roland just regenerated the sim configure files due to changes in the common
> plugin/dlfcn logic. i guess pull the latest repo and see if you still have
> troubles building ?
This seemed to fix all but the ppc.

gcc -g -O2 -static-libstdc++ -static-libgcc -o psim main.o libsim.a
../../bfd/libbfd.a ../../libiberty/libiberty.a -lz
../../bfd/libbfd.a(plugin.o): In function `try_load_plugin':
/users/joel/test-gcc/b-powerpc-rtems4.11-bin/bfd/../../binutils-gdb/bfd/plugin.c:168:
undefined reference to `dlopen'
/users/joel/test-gcc/b-powerpc-rtems4.11-bin/bfd/../../binutils-gdb/bfd/plugin.c:175:
undefined reference to `dlsym'
/users/joel/test-gcc/b-powerpc-rtems4.11-bin/bfd/../../binutils-gdb/bfd/plugin.c:171:
undefined reference to `dlerror'

> -mike