[Webkit-unassigned] [Bug 152641] New: [GTK OSX] webkit-gtk 2.11.2 fails to link libllvmForJSC.dylib on OS X due to duplicate (local) abort and raise symbols

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=152641

            Bug ID: 152641
           Summary: [GTK OSX] webkit-gtk 2.11.2 fails to link
                    libllvmForJSC.dylib on OS X due to duplicate (local)
                    abort and raise symbols
    Classification: Unclassified
           Product: WebKit
           Version: Safari 9
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: WebKit Gtk
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: jeremyhu at apple.com
                CC: bugs-noreply at webkitgtk.org

After working around bug #152640, linking libllvmForJSC.dylib fails with:

[  1%] Linking CXX shared library ../../lib/libllvmForJSC.dylib
cd /opt/local/var/macports/build/_Volumes_Home_jeremy_src_macports_trunk_dports_www_webkit-gtk-devel/webkit-gtk-devel/work/webkitgtk-2.11.2/Source/JavaScriptCore && /opt/local/bin/cmake -E cmake_link_script CMakeFiles/llvmForJSC.dir/link.txt --verbose=1
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang++  -pipe -O0 -g3 -ftemplate-depth=256 -Wno-c++11-extensions -stdlib=libc++  -std=c++11 -Qunused-arguments -std=c++11 -Qunused-arguments -DNDEBUG -fno-exceptions -fno-strict-aliasing -fno-rtti -fno-exceptions -fno-strict-aliasing -fno-rtti -arch x86_64 -mmacosx-version-min=10.11 -dynamiclib -Wl,-headerpad_max_install_names  -L/opt/local/lib -Wl,-headerpad_max_install_names -o ../../lib/libllvmForJSC.dylib -install_name /opt/local/lib/libllvmForJSC.dylib CMakeFiles/llvmForJSC.dir/llvm/library/LLVMAnchor.cpp.o CMakeFiles/llvmForJSC.dir/llvm/library/LLVMExports.cpp.o CMakeFiles/llvmForJSC.dir/llvm/library/LLVMOverrides.cpp.o /opt/local/libexec/llvm-3.7/lib/libLLVMLTO.a /opt/local/libexec/llvm-3.7/lib/libLLVMObjCARCOpts.a /opt/local/libexec/llvm-3.7/lib/libLLVMLinker.a /opt/local/libexec/llvm-3.7/lib/libLLVMBitWriter.a /opt/local/libexec/llvm-3.7/lib/libLLVMIRReader.a /opt/local/libexec/llvm-3.7/l
duplicate symbol _abort in:
    CMakeFiles/llvmForJSC.dir/llvm/library/LLVMOverrides.cpp.o
    /opt/local/libexec/llvm-3.7/lib/libLLVMSupport.a(Signals.o)
duplicate symbol _raise in:
    CMakeFiles/llvmForJSC.dir/llvm/library/LLVMOverrides.cpp.o
    /opt/local/libexec/llvm-3.7/lib/libLLVMSupport.a(Signals.o)
ld: 2 duplicate symbols for architecture x86_64
clang: error: linker command failed with exit code 1 (use -v to see invocation)

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