<table border="1" cellspacing="0" cellpadding="8">
    <tr>
        <th>Issue</th>
        <td>
            <a href=https://github.com/llvm/llvm-project/issues/98440>98440</a>
        </td>
    </tr>

    <tr>
        <th>Summary</th>
        <td>
            build libunwind with gcc error: gcc: error: unrecognized command-line option ‘-nostdlib++’
        </td>
    </tr>

    <tr>
      <th>Labels</th>
      <td>
            new issue
      </td>
    </tr>

    <tr>
      <th>Assignees</th>
      <td>
      </td>
    </tr>

    <tr>
      <th>Reporter</th>
      <td>
          mengzhisy
      </td>
    </tr>
</table>

<pre>
    [1/3] Linking C shared library lib/libunwind.so.1.0
FAILED: lib/libunwind.so.1.0 
: && /usr/local/gcc-14/bin/gcc -fPIC -g  -nostdlib++ -shared -Wl,-soname,libunwind.so.1 -o lib/libunwind.so.1.0 src/CMakeFiles/unwind_shared_objects.dir/libunwind.cpp.o src/CMakeFiles/unwind_shared_objects.dir/Unwind-EHABI.cpp.o src/CMakeFiles/unwind_shared_objects.dir/Unwind-seh.cpp.o src/CMakeFiles/unwind_shared_objects.dir/UnwindLevel1.c.o src/CMakeFiles/unwind_shared_objects.dir/UnwindLevel1-gcc-ext.c.o src/CMakeFiles/unwind_shared_objects.dir/Unwind-sjlj.c.o src/CMakeFiles/unwind_shared_objects.dir/Unwind-wasm.c.o   && :
gcc: error: unrecognized command-line option ‘-nostdlib++’
ninja: build stopped: subcommand failed.

If I delete this line, it won't throw an error anymore : https://github.com/llvm/llvm-project/blob/b65aba292e0d485de286ec36134375e74b1fb95c/libunwind/src/CMakeLists.txt#L70

Related: https://bugs.gentoo.org/913968
</pre>
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