[llvm-dev] liblldCommon is broken at head

NAKAMURA Takumi via llvm-dev
2017-10-18T05:36:05Z

Seems introduced in r315725 and fixed in r315988.

On Tue, Oct 17, 2017 at 8:38 PM Florian Sattler via llvm-dev <
llvm-dev at lists.llvm.org> wrote:

> hi,
>
> found this, too. LLVM_PTHREAD_LIB is not linked to lldCommon, which
> fails if you build with shared libs.
>
> On 10/17/2017 11:03 AM, Dean Michael Berris via llvm-dev wrote:
> > ninja all check-xray
> > [0/981] Building libLLVMTableGen for native TableGen...
> > ninja: no work to do.
> > [673/979] Linking CXX shared library lib/liblldCommon.so.6.0.0svn
> > FAILED: lib/liblldCommon.so.6.0.0svn
> > : && /usr/bin/clang++-3.9 -fPIC -Wpedantic -fPIC
> -fvisibility-inlines-hidden -Werror=date-time -std=c++11 -Wall -W
> -Wno-unused-parameter -Wwrite-strings -Wcast-qual
> -Wmissing-field-initializers -pedantic -Wno-long-long
> -Wcovered-switch-default -Wnon-virtual-dtor -Wdelete-non-virtual-dtor
> -Wstring-conversion -fcolor-diagnostics -ffunction-sections -fdata-sections
> -O3  -Wl,-z,defs -fuse-ld=gold
>  -Wl,-rpath-link,/usr/local/google/home/dberris/xray/llvm-build/./lib
> -Wl,-O3 -Wl,--gc-sections -shared -Wl,-soname,liblldCommon.so.6 -o
> lib/liblldCommon.so.6.0.0svn
> tools/lld/Common/CMakeFiles/lldCommon.dir/Reproduce.cpp.o
> tools/lld/Common/CMakeFiles/lldCommon.dir/TargetOptionsCommandFlags.cpp.o
> tools/lld/Common/CMakeFiles/lldCommon.dir/Threads.cpp.o
> tools/lld/Common/CMakeFiles/lldCommon.dir/Version.cpp.o
> -Wl,-rpath,"\$ORIGIN/../lib" lib/libLLVMCodeGen.so.6.0.0svn
> lib/libLLVMMC.so.6.0.0svn lib/libLLVMOption.so.6.0.0svn
> lib/libLLVMSupport.so.6.0.0svn lib/libLLVMTarget.so.6.0.0svn && :
> >
>
/usr/bin/../lib/gcc/x86_64-linux-gnu/6.3.0/../../../../include/c++/6.3.0/thread:137:
> error: undefined reference to 'pthread_create'
> >
>
/usr/bin/../lib/gcc/x86_64-linux-gnu/6.3.0/../../../../include/c++/6.3.0/thread:137:
> error: undefined reference to 'pthread_create'
> > clang: error: linker command failed with exit code 1 (use -v to see
> invocation)
> > [722/979] Building X86GenInstrInfo.inc...
> >
> > I'm currently at r315954.
> >
> > Anybody else seeing this?
> >
> > -- Dean
> >
> > _______________________________________________
> > LLVM Developers mailing list
> > llvm-dev at lists.llvm.org
> > http://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-dev
> >
>
> _______________________________________________
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>
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