The bitmap code uses ffs*() to find the first bit set.
Le 01/02/2012 11:58, Jeff Squyres a écrit :
> Paul -- any idea what library that symbol actually lives in?
> FWIW, I can't find that symbol -- or anything like it -- in the hwloc code base. Is it being pulled in by some dependent library?
> On Jan 31, 2012, at 7:57 PM, Paul H. Hargrove wrote:
>> This report is the flip-side of the problem w/ Solaris Studio compilers on x86-64.
>> With Solaris-10 on SPARC, I find I *can* build hwloc-1.3.1 w/ SS12.x, but instead am failing w/ gcc.
>> Keep in mind that /usr/bin/gcc on this system is one from Sun, not the FSF:
>>> -bash-3.00$ which gcc
>>> -bash-3.00$ gcc --version
>>> sparc-sun-solaris2.10-gcc (GCC) 4.0.4 (gccfss)
>>> Copyright (C) 2006 Free Software Foundation, Inc.
>>> This is free software; see the source for copying conditions. There is NO
>>> warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
>> The key bit there is "(gccfss)" = "GCC for SPARC Systems"
>> The problem is a load-time missing symbol when I "gmake check":
>>> $ gmake check V=1
>>> Making check in src
>>> gmake: Entering directory `/home/hargrove/OMPI/hwloc-1.3.1-solaris10-sparcT2-gccfss404/BLD/utils'
>>> ld.so.1: hwloc-calc: fatal: relocation error: file /home/hargrove/OMPI/hwloc-1.3.1-solaris10-sparcT2-gccfss404/BLD/src/.libs/libhwloc.so.4: symbol __ffssi2: referenced symbol not found
>>> FAIL: test-hwloc-calc.sh
>>> ld.so.1: hwloc-distrib: fatal: relocation error: file /home/hargrove/OMPI/hwloc-1.3.1-solaris10-sparcT2-gccfss404/BLD/src/.libs/libhwloc.so.4: symbol __ffssi2: referenced symbol not found
>>> FAIL: test-hwloc-distrib.sh
>>> 2 of 2 tests failed
>>> Please report to http://www.open-mpi.org/community/help/
>> Again I am sorry I didn't get a chance to discover this in 1.3.1rc2.
>> Paul H. Hargrove PHHargrove_at_[hidden]
>> Future Technologies Group
>> HPC Research Department Tel: +1-510-495-2352
>> Lawrence Berkeley National Laboratory Fax: +1-510-486-6900
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