[CMake] check_library_exists() requires inclusion in clang standalone build.

git-svn-id: http://llvm.org/svn/llvm-project/clang-tools-extra/trunk@199578 91177308-0d34-0410-b5e6-96231b3b80d8
[CMake] Import CLANG_TOOLS_DIR from check-clang into check-clang-tools for standalone clang.

git-svn-id: http://llvm.org/svn/llvm-project/clang-tools-extra/trunk@199583 91177308-0d34-0410-b5e6-96231b3b80d8
check-clang-tools: Fixup for r199583.

  - Forgot to tweak autoconf's Makefile.
  - Apply lit's param to config.clang_tools_dir.

git-svn-id: http://llvm.org/svn/llvm-project/clang-tools-extra/trunk@199589 91177308-0d34-0410-b5e6-96231b3b80d8
[CMake] Deprecate CLANG_RUNTIME_OUTPUT_INTDIR and CLANG_LIBRARY_OUTPUT_INTDIR.

LLVM_*_OUTPUT_INTDIR should be available everywhere. It was my mistake when I introduced INTDIR stuff.

git-svn-id: http://llvm.org/svn/llvm-project/clang-tools-extra/trunk@199597 91177308-0d34-0410-b5e6-96231b3b80d8