- 
    LIBCXX_ABI_DEFINES:STRING
      
 
      - 
    LIBCXX_ABI_NAMESPACE:STRING
      
 
      - 
    LIBCXX_ABI_UNSTABLE:BOOL
      
 
      - 
    LIBCXX_ABI_VERSION:STRING
      
 
      - 
    LIBCXX_BENCHMARK_NATIVE_GCC_TOOLCHAIN:STRING
      
 
      - 
    LIBCXX_BENCHMARK_NATIVE_STDLIB:STRING
      
 
      - 
    LIBCXX_BENCHMARK_TEST_ARGS:STRING
      
 
      - 
    LIBCXX_BUILD_32_BITS:BOOL
      
 
      - 
    LIBCXX_CXX_ABI:STRING
      
 
      - 
    LIBCXX_CXX_ABI_INCLUDE_PATHS:PATHS
      
 
      - 
    LIBCXX_CXX_ABI_LIBRARY_PATH:PATH
      
 
      - 
    LIBCXX_ENABLE_ABI_LINKER_SCRIPT:BOOL
      
 
      - 
    LIBCXX_ENABLE_ASSERTIONS:BOOL
      
 
      - 
    LIBCXX_ENABLE_EXCEPTIONS:BOOL
      
 
      - 
    LIBCXX_ENABLE_EXPERIMENTAL_LIBRARY:BOOL
      
 
      - 
    LIBCXX_ENABLE_FILESYSTEM:BOOL
      
 
      - 
    LIBCXX_ENABLE_RTTI:BOOL
      
 
      - 
    LIBCXX_ENABLE_SHARED:BOOL
      
 
      - 
    LIBCXX_ENABLE_STATIC:BOOL
      
 
      - 
    LIBCXX_ENABLE_STATIC_ABI_LIBRARY:BOOL
      
 
      - 
    LIBCXX_HERMETIC_STATIC_LIBRARY:BOOL
      
 
    | 
  
      - 
    LIBCXX_HIDE_FROM_ABI_PER_TU_BY_DEFAULT:BOOL
      
 
      - 
    LIBCXX_INCLUDE_BENCHMARKS:BOOL
      
 
      - 
    LIBCXX_INCLUDE_TESTS:BOOL
      
 
      - 
    LIBCXX_INSTALL_EXPERIMENTAL_LIBRARY:BOOL
      
 
      - 
    LIBCXX_INSTALL_HEADERS:BOOL
      
 
      - 
    LIBCXX_INSTALL_LIBRARY:BOOL
      
 
      - 
    LIBCXX_INSTALL_PREFIX:STRING
      
 
      - 
    LIBCXX_LIBDIR_SUFFIX:STRING
      
 
      - 
    LIBCXX_TYPEINFO_COMPARISON_IMPLEMENTATION
      
 
      - 
    LIBCXXABI_USE_LLVM_UNWINDER:BOOL
      
 
      - 
    lit command line option
      
 
      - 
    LLVM_BUILD_32_BITS:BOOL
      
 
      - 
    LLVM_LIBDIR_SUFFIX:STRING
      
 
      - 
    LLVM_LIT_ARGS:STRING
      
 
      - 
    llvm_unwinder
      
 
    |