[llvm-dev] Undefined symbols in llvm-objdump linkage on x86_64-apple-darwin15

Reid Kleckner via llvm-dev llvm-dev at lists.llvm.org
Tue May 24 09:08:32 PDT 2016


Kevin Enderby added those symbol uses in r270491. It has a cmake
feature test, and all the uses of those symbols appear bracketed in
HAVE_LIBXAR, so I don't know what went wrong for you.

On Tue, May 24, 2016 at 8:07 AM, Jack Howarth via llvm-dev
<llvm-dev at lists.llvm.org> wrote:
> Is anyone else seeing a bootstrap failure on x86_64-apple-darwin15 in
> current trunk?
>
> [ 95%] Linking CXX executable ../../bin/llvm-objdump
> Undefined symbols for architecture x86_64:
>   "_xar_serialize", referenced from:
>       DumpBitcodeSection(llvm::object::MachOObjectFile*, char const*,
> unsigned int, bool, bool, bool, std::__1::basic_string<char,
> std::__1::char_traits<char>, std::__1::allocator<char> >) in
> MachODump.cpp.o
>   "_xar_file_first", referenced from:
>       DumpBitcodeSection(llvm::object::MachOObjectFile*, char const*,
> unsigned int, bool, bool, bool, std::__1::basic_string<char,
> std::__1::char_traits<char>, std::__1::allocator<char> >) in
> MachODump.cpp.o
>   "_xar_iter_new", referenced from:
>       DumpBitcodeSection(llvm::object::MachOObjectFile*, char const*,
> unsigned int, bool, bool, bool, std::__1::basic_string<char,
> std::__1::char_traits<char>, std::__1::allocator<char> >) in
> MachODump.cpp.o
>   "_xar_prop_first", referenced from:
>       DumpBitcodeSection(llvm::object::MachOObjectFile*, char const*,
> unsigned int, bool, bool, bool, std::__1::basic_string<char,
> std::__1::char_traits<char>, std::__1::allocator<char> >) in
> MachODump.cpp.o
>   "_xar_extract_tobuffersz", referenced from:
>       DumpBitcodeSection(llvm::object::MachOObjectFile*, char const*,
> unsigned int, bool, bool, bool, std::__1::basic_string<char,
> std::__1::char_traits<char>, std::__1::allocator<char> >) in
> MachODump.cpp.o
>   "_xar_open", referenced from:
>       DumpBitcodeSection(llvm::object::MachOObjectFile*, char const*,
> unsigned int, bool, bool, bool, std::__1::basic_string<char,
> std::__1::char_traits<char>, std::__1::allocator<char> >) in
> MachODump.cpp.o
>   "_xar_prop_get", referenced from:
>       DumpBitcodeSection(llvm::object::MachOObjectFile*, char const*,
> unsigned int, bool, bool, bool, std::__1::basic_string<char,
> std::__1::char_traits<char>, std::__1::allocator<char> >) in
> MachODump.cpp.o
>   "_xar_close", referenced from:
>       DumpBitcodeSection(llvm::object::MachOObjectFile*, char const*,
> unsigned int, bool, bool, bool, std::__1::basic_string<char,
> std::__1::char_traits<char>, std::__1::allocator<char> >) in
> MachODump.cpp.o
>   "_xar_prop_next", referenced from:
>       DumpBitcodeSection(llvm::object::MachOObjectFile*, char const*,
> unsigned int, bool, bool, bool, std::__1::basic_string<char,
> std::__1::char_traits<char>, std::__1::allocator<char> >) in
> MachODump.cpp.o
>   "_xar_iter_free", referenced from:
>       DumpBitcodeSection(llvm::object::MachOObjectFile*, char const*,
> unsigned int, bool, bool, bool, std::__1::basic_string<char,
> std::__1::char_traits<char>, std::__1::allocator<char> >) in
> MachODump.cpp.o
>   "_xar_file_next", referenced from:
>       DumpBitcodeSection(llvm::object::MachOObjectFile*, char const*,
> unsigned int, bool, bool, bool, std::__1::basic_string<char,
> std::__1::char_traits<char>, std::__1::allocator<char> >) in
> MachODump.cpp.o
> ld: symbol(s) not found for architecture x86_64
> clang: error: linker command failed with exit code 1 (use -v to see invocation)
> tools/llvm-objdump/CMakeFiles/llvm-objdump.dir/build.make:173: recipe
> for target 'bin/llvm-objdump' failed
> make[2]: *** [bin/llvm-objdump] Error 1
> make[2]: Target 'tools/llvm-objdump/CMakeFiles/llvm-objdump.dir/build'
> not remade because of errors.
> CMakeFiles/Makefile2:21861: recipe for target
> 'tools/llvm-objdump/CMakeFiles/llvm-objdump.dir/all' failed
> make[1]: *** [tools/llvm-objdump/CMakeFiles/llvm-objdump.dir/all] Error 2
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