| Package | Local Description (use.local.desc) | Metadata Description (metadata.xml) |
|---|---|---|
| dev-util/electron | - | Use bundled C++ Standard Library (libc++) |
| llvm-runtimes/clang-runtime | Install llvm-runtimes/libcxx for -stdlib=libc++ | Install <pkg>llvm-runtimes/libcxx</pkg> for -stdlib=libc++ |
| media-libs/openimageio | Build against llvm-runtimes/libcxx when using clang | Build against <pkg>llvm-runtimes/libcxx</pkg> when using clang |
| media-libs/osl | Build against llvm-runtimes/libcxx when using clang | Build against <pkg>llvm-runtimes/libcxx</pkg> when using clang |
| sci-astronomy/stellarium | Use external libraries for STL features not available in libc++ | Use external libraries for STL features not available in libc++ |
| sci-physics/root | Build ROOT against llvm-runtimes/libcxx | Build ROOT against <pkg>llvm-runtimes/libcxx</pkg> |
| www-client/chromium | - | Use bundled libc++ instead of libstdc++ for building. |
| www-client/cromite | - | Use bundled C++ Standard Library (libc++) |
| www-client/ungoogled-chromium | - | Use bundled C++ Standard Library (libc++) |
| gui-apps/waybar | - | Build against LLVM's libcxx instead of GNU's libstdc++ (ABI incompatible) |