[PATCH] D20053: [clang-tidy] Add misc-unnecessary-mutable check.

[Alexander Kornienko via cfe-commits]

alexfh added a subscriber: alexfh.

================
Comment at: docs/clang-tidy/checks/misc-unnecessary-mutable.rst:9
@@ +8,3 @@
+
+.. code-block:: c++
+  class SomeClass {
----------------
Please verify the documentation can be built without errors. On Ubuntu this boils down to:

Install sphinx: 

1. `$ sudo apt-get install sphinx-common`
2. Enable `LLVM_BUILD_DOCS` and maybe some other options in cmake.
2. `$ ninja docs-clang-tools-html` (or something similar, if you use make).


http://reviews.llvm.org/D20053