Fixup broken doc link.  Patch by Sean Silva <silvas@purdue.edu>.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160082 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/docs/CMake.rst b/docs/CMake.rst
index 7e16162..e1761c5 100644
--- a/docs/CMake.rst
+++ b/docs/CMake.rst
@@ -1,4 +1,4 @@
-.. _cmake:
+.. _building-with-cmake:
 
 ========================
 Building LLVM with CMake
diff --git a/docs/userguides.rst b/docs/userguides.rst
index 57f77f8..26a5a8c 100644
--- a/docs/userguides.rst
+++ b/docs/userguides.rst
@@ -20,7 +20,7 @@
    Everything from unpacking and compilation of the distribution to execution
    of some tools.
     
-* :ref:`cmake`
+* :ref:`building-with-cmake`
 
    An addendum to the main Getting Started guide for those using the `CMake
    build system <http://www.cmake.org>`_.