Re: improper inclusion of LDFLAGS in topcomp.c

Thank you for your detailed bug report. I'll see what I can do.

Daniel


Jean-François Mertens a écrit :
> Hi,
>
> I have a build of ppl that fails with
>
>> gplc --c-compiler g++-4 -o ppl_gprolog \
>>                 ppl_gprolog.pl .libs/libppl_gprolog.a \
>>                 -L ' -g -O3 -fomit-frame-pointer -frounding-math  -W 
>> -Wall -L../../../src/.libs -lppl -L../../../Watchdog/src/.libs -lpwl 
>> -lgmpxx -lgmp -lstdc++ -L/sw/lib/gcc4.4/lib -lgcc_s.1'
>> g++-4: unrecognized option '-no-cpp-precomp'
>> /usr/bin/ld: Undefined symbols:
>> Parma_Polyhedra_Library::c_streambuf::sync()
>> Parma_Polyhedra_Library::c_streambuf::uflow()
>> Parma_Polyhedra_Library::c_streambuf::xsgetn(char*, int)
>> Parma_Polyhedra_Library::c_streambuf::xsputn(char const*, int)
>> Parma_Polyhedra_Library::c_streambuf::overflow(int)
>> Parma_Polyhedra_Library::c_streambuf::pbackfail(int)
>> Parma_Polyhedra_Library::c_streambuf::underflow()
>> Parma_Polyhedra_Library::Linear_Expression::Linear_Expression(Parma_Polyhedra_Library::Variable, 
>> Parma_Polyhedra_Library::Variable)
>> Parma_Polyhedra_Library::operator-(Parma_Polyhedra_Library::Linear_Expression 
>> const&, Parma_Polyhedra_Library::Variable)
>> Parma_Polyhedra_Library::operator+(Parma_Polyhedra_Library::Variable, 
>> Parma_Polyhedra_Library::Variable)
>> collect2: ld returned 1 exit status
>
> This could not have failed : "-L../../../src/.libs -lppl" is first
> among the link flags, and that library contains those symbols.
>
> Re-running the same command manually, with -v added, gives the
> explanation (there is an older version of libppl, not containing those 
> symbols, in /sw/lib) :
>> /sw/bld/ppl-0.10.2-1/ppl-0.10.2/interfaces/Prolog/GNU# gplc 
>> --c-compiler g++-4 -o ppl_gprolog \
>> >                 ppl_gprolog.pl .libs/libppl_gprolog.a \
>> >                 -L ' -g -O3 -fomit-frame-pointer -frounding-math  
>> -W -Wall -L../../../src/.libs -lppl -L../../../Watchdog/src/.libs 
>> -lpwl -lgmpxx -lgmp -lstdc++ -L/sw/lib/gcc4.4/lib -lgcc_s.1 -v'
>> Using built-in specs.
>> g++-4: unrecognized option '-no-cpp-precomp'
>> Target: powerpc-apple-darwin8
>> Configured with: ../gcc-4.4-20090407/configure --prefix=/sw 
>> --prefix=/sw/lib/gcc4.4 --mandir=/sw/share/man 
>> --infodir=/sw/share/info 
>> --enable-languages=c,c++,fortran,objc,java,obj-c++ --with-gmp=/sw 
>> --with-libiconv-prefix=/sw --with-ppl=/sw --with-cloog=/sw 
>> --with-system-zlib --x-includes=/usr/X11R6/include 
>> --x-libraries=/usr/X11R6/lib --disable-libjava-multilib 
>> --build=powerpc-apple-darwin8 --host=powerpc-apple-darwin8 
>> --target=powerpc-apple-darwin8
>> Thread model: posix
>> gcc version 4.4.0 20090407 (prerelease) (GCC)
>> COMPILER_PATH=/Volumes/EXT_UFS/sw/lib/gcc4.4/bin/../libexec/gcc/powerpc-apple-darwin8/4.4.0/:/Volumes/EXT_UFS/sw/lib/gcc4.4/bin/../libexec/gcc/:/usr/libexec/gcc/powerpc-apple-darwin8/:/usr/lib/gcc/powerpc-apple-darwin8/ 
>>
>> LIBRARY_PATH=/Volumes/EXT_UFS/sw/lib/gcc4.4/bin/../lib/gcc/powerpc-apple-darwin8/4.4.0/:/Volumes/EXT_UFS/sw/lib/gcc4.4/bin/../lib/gcc/:/Volumes/EXT_UFS/sw/lib/gcc4.4/bin/../lib/gcc/powerpc-apple-darwin8/4.4.0/../../../:/usr/lib/ 
>>
>> COLLECT_GCC_OPTIONS='-mmacosx-version-min=10.4' '-mpowerpc' 
>> '-no-cpp-precomp' '-L/sw/lib' '-o' 'ppl_gprolog' '-g' '-O3' 
>> '-fomit-frame-pointer' '-frounding-math' '-W' '-Wall' 
>> '-L../../../src/.libs' '-L../../../Watchdog/src/.libs' 
>> '-L/sw/lib/gcc4.4/lib' '-v' '-shared-libgcc'
>>  /Volumes/EXT_UFS/sw/lib/gcc4.4/bin/../libexec/gcc/powerpc-apple-darwin8/4.4.0/collect2 
>> -dynamic -arch ppc -macosx_version_min 10.4 -multiply_defined 
>> suppress -weak_reference_mismatches non-weak -o ppl_gprolog -lcrt1.o 
>> /Volumes/EXT_UFS/sw/lib/gcc4.4/bin/../lib/gcc/powerpc-apple-darwin8/4.4.0/crt3.o 
>> -L/sw/lib -L../../../src/.libs -L../../../Watchdog/src/.libs 
>> -L/sw/lib/gcc4.4/lib 
>> -L/Volumes/EXT_UFS/sw/lib/gcc4.4/bin/../lib/gcc/powerpc-apple-darwin8/4.4.0 
>> -L/Volumes/EXT_UFS/sw/lib/gcc4.4/bin/../lib/gcc 
>> -L/Volumes/EXT_UFS/sw/lib/gcc4.4/bin/../lib/gcc/powerpc-apple-darwin8/4.4.0/../../.. 
>> /var/tmp/gplcd1XfTa.o .libs/libppl_gprolog.a -lppl -lpwl -lgmpxx 
>> -lgmp -lstdc++ -lgcc_s.1 /Volumes/EXT_UFS/sw/lib/all_pl_bips.o 
>> /Volumes/EXT_UFS/sw/lib/all_fd_bips.o 
>> /Volumes/EXT_UFS/sw/lib/top_level.o 
>> /Volumes/EXT_UFS/sw/lib/debugger.o 
>> /Volumes/EXT_UFS/sw/lib/libbips_fd.a 
>> /Volumes/EXT_UFS/sw/lib/libengine_fd.a 
>> /Volumes/EXT_UFS/sw/lib/libbips_pl.a 
>> /Volumes/EXT_UFS/sw/lib/libengine_pl.a 
>> /Volumes/EXT_UFS/sw/lib/liblinedit.a -lm -lstdc++ -lgcc_s.10.4 -lgcc 
>> -lSystemStubs -lSystem
>> /usr/bin/ld: Undefined symbols:
>> Parma_Polyhedra_Library::c_streambuf::sync()
>> Parma_Polyhedra_Library::c_streambuf::uflow()
>> Parma_Polyhedra_Library::c_streambuf::xsgetn(char*, int)
>> Parma_Polyhedra_Library::c_streambuf::xsputn(char const*, int)
>> Parma_Polyhedra_Library::c_streambuf::overflow(int)
>> Parma_Polyhedra_Library::c_streambuf::pbackfail(int)
>> Parma_Polyhedra_Library::c_streambuf::underflow()
>> Parma_Polyhedra_Library::Linear_Expression::Linear_Expression(Parma_Polyhedra_Library::Variable, 
>> Parma_Polyhedra_Library::Variable)
>> Parma_Polyhedra_Library::operator-(Parma_Polyhedra_Library::Linear_Expression 
>> const&, Parma_Polyhedra_Library::Variable)
>> Parma_Polyhedra_Library::operator+(Parma_Polyhedra_Library::Variable, 
>> Parma_Polyhedra_Library::Variable)
>
>
> : a flag  '-L/sw/lib' is inserted, and right at the beginning in 
> addition!
> This is clearly done by the gplc command, and looking in its builddir
> seems to point to line 311 in topcomp.c ..
>
> If gplc needs to put some of gprolog's libraries on its compile commands,
> I would suggest it does so explicitly, with their full path,
> and don't put any '-L' flag.
>
> Jean-Francois Mertens
>
>
>
> _______________________________________________
> Bug-prolog mailing list
> [email protected]
> http://lists.gnu.org/mailman/listinfo/bug-prolog
>


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