Failure to build with llvm_stable on OSX about rust-bindgen HOT 4 CLOSED

$ export LIBCLANG_PATH=`brew --prefix llvm38`/lib/llvm-3.8/lib;
$ echo $LIBCLANG_PATH
/usr/local/opt/llvm38/lib/llvm-3.8/lib
$ if [ -e $LIBCLANG_PATH ]; then echo yes; else echo no; fi
yes
$ cargo build --features llvm_stable
   Compiling bindgen v0.16.0 (file:///Users/fitzgen/src/rust-bindgen)
error: linking with `cc` failed: exit code: 1
note: "cc" "-m64" "-L" "/Users/fitzgen/.multirust/toolchains/stable/lib/rustlib/x86_64-apple-darwin/lib" "/Users/fitzgen/src/rust-bindgen/target/debug/bindgen.0.o" "-o" "/Users/fitzgen/src/rust-bindgen/target/debug/bindgen" "-Wl,-dead_strip" "-nodefaultlibs" "-L" "/Users/fitzgen/src/rust-bindgen/target/debug" "-L" "/Users/fitzgen/src/rust-bindgen/target/debug/deps" "-L" "/Library/Developer/CommandLineTools/usr/lib" "-L" "/Users/fitzgen/.multirust/toolchains/stable/lib/rustlib/x86_64-apple-darwin/lib" "/Users/fitzgen/src/rust-bindgen/target/debug/libbindgen.rlib" "/Users/fitzgen/src/rust-bindgen/target/debug/deps/libaster-aa20364fcf697ecb.rlib" "/Users/fitzgen/src/rust-bindgen/target/debug/deps/libclang_sys-339b6a7941ab49bd.rlib" "/Users/fitzgen/src/rust-bindgen/target/debug/deps/libglob-0ffe4874535835d5.rlib" "/Users/fitzgen/src/rust-bindgen/target/debug/deps/libbitflags-10d625c8a1ca3e9d.rlib" "/Users/fitzgen/src/rust-bindgen/target/debug/deps/libquasi-9b17a07dc016f11f.rlib" "/Users/fitzgen/src/rust-bindgen/target/debug/deps/libsyntex_syntax-d9b67e80d0879932.rlib" "/Users/fitzgen/src/rust-bindgen/target/debug/deps/libbitflags-e87d150db0333415.rlib" "/Users/fitzgen/src/rust-bindgen/target/debug/deps/libsyntex_errors-c067eab8d7579d53.rlib" "/Users/fitzgen/src/rust-bindgen/target/debug/deps/libterm-585dc449d37783e7.rlib" "/Users/fitzgen/src/rust-bindgen/target/debug/deps/liblog-342ffb7444a9471d.rlib" "/Users/fitzgen/src/rust-bindgen/target/debug/deps/libsyntex_pos-303d294289b89367.rlib" "/Users/fitzgen/src/rust-bindgen/target/debug/deps/librustc_serialize-3bc953984ed46e7f.rlib" "/Users/fitzgen/src/rust-bindgen/target/debug/deps/liblibc-87e81dcd3af1ebe2.rlib" "/Users/fitzgen/src/rust-bindgen/target/debug/deps/libunicode_xid-eb07034761892aae.rlib" "/Users/fitzgen/.multirust/toolchains/stable/lib/rustlib/x86_64-apple-darwin/lib/libstd-d16b8f0e.rlib" "/Users/fitzgen/.multirust/toolchains/stable/lib/rustlib/x86_64-apple-darwin/lib/libcollections-d16b8f0e.rlib" "/Users/fitzgen/.multirust/toolchains/stable/lib/rustlib/x86_64-apple-darwin/lib/librustc_unicode-d16b8f0e.rlib" "/Users/fitzgen/.multirust/toolchains/stable/lib/rustlib/x86_64-apple-darwin/lib/librand-d16b8f0e.rlib" "/Users/fitzgen/.multirust/toolchains/stable/lib/rustlib/x86_64-apple-darwin/lib/liballoc-d16b8f0e.rlib" "/Users/fitzgen/.multirust/toolchains/stable/lib/rustlib/x86_64-apple-darwin/lib/liballoc_jemalloc-d16b8f0e.rlib" "/Users/fitzgen/.multirust/toolchains/stable/lib/rustlib/x86_64-apple-darwin/lib/liblibc-d16b8f0e.rlib" "/Users/fitzgen/.multirust/toolchains/stable/lib/rustlib/x86_64-apple-darwin/lib/libcore-d16b8f0e.rlib" "-l" "clang" "-l" "System" "-l" "pthread" "-l" "c" "-l" "m" "-Wl,-rpath,@loader_path/../../../../.multirust/toolchains/stable/lib/rustlib/x86_64-apple-darwin/lib" "-Wl,-rpath,/usr/local/lib/rustlib/x86_64-apple-darwin/lib" "-l" "compiler-rt"
note: Undefined symbols for architecture x86_64:
  "_clang_CXXField_isMutable", referenced from:
      bindgen::clang::Cursor::is_mutable_field::hd4d8240c77b7b6c9 in libbindgen.rlib(bindgen.0.o)
  "_clang_getCursorVisibility", referenced from:
      bindgen::clang::Cursor::visibility::h46761707eff6a2de in libbindgen.rlib(bindgen.0.o)
ld: symbol(s) not found for architecture x86_64
clang: error: linker command failed with exit code 1 (use -v to see invocation)

error: aborting due to previous error
error: Could not compile `bindgen`.

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