Index: CMakeLists.txt
===================================================================
--- CMakeLists.txt
+++ CMakeLists.txt
@@ -1,6 +1,6 @@
 # See docs/CMake.html for instructions about how to build LLVM with CMake.
 
-cmake_minimum_required(VERSION 3.4.3)
+cmake_minimum_required(VERSION 3.5.0)
 
 if(POLICY CMP0068)
   cmake_policy(SET CMP0068 NEW)
Index: docs/CMake.rst
===================================================================
--- docs/CMake.rst
+++ docs/CMake.rst
@@ -34,7 +34,7 @@
 We use here the command-line, non-interactive CMake interface.
 
 #. `Download <http://www.cmake.org/cmake/resources/software.html>`_ and install
-   CMake. Version 3.4.3 is the minimum required.
+   CMake. Version 3.5.0 is the minimum required.
 
 #. Open a shell. Your development tools must be reachable from this shell
    through the PATH environment variable.
@@ -668,7 +668,7 @@
 
 .. code-block:: cmake
 
-  cmake_minimum_required(VERSION 3.4.3)
+  cmake_minimum_required(VERSION 3.5.0)
   project(SimpleProject)
 
   find_package(LLVM REQUIRED CONFIG)
Index: docs/CMakePrimer.rst
===================================================================
--- docs/CMakePrimer.rst
+++ docs/CMakePrimer.rst
@@ -21,7 +21,7 @@
 
 The official CMake language references is available in the cmake-language
 manpage and `cmake-language online documentation
-<https://cmake.org/cmake/help/v3.4/manual/cmake-language.7.html>`_.
+<https://cmake.org/cmake/help/v3.5/manual/cmake-language.7.html>`_.
 
 10,000 ft View
 ==============
@@ -210,7 +210,7 @@
 
 .. note::
   For the full documentation on the CMake if command go
-  `here <https://cmake.org/cmake/help/v3.4/command/if.html>`_. That resource is
+  `here <https://cmake.org/cmake/help/v3.5/command/if.html>`_. That resource is
   far more complete.
 
 In general CMake if blocks work the way you'd expect:
@@ -357,7 +357,7 @@
 arguments. CMake's official documentation for the module is in the
 ``cmake-modules`` manpage, and is also available at the
 `cmake-modules online documentation
-<https://cmake.org/cmake/help/v3.4/module/CMakeParseArguments.html>`_.
+<https://cmake.org/cmake/help/v3.5/module/CMakeParseArguments.html>`_.
 
 .. note::
   As of CMake 3.5 the cmake_parse_arguments command has become a native command
@@ -428,12 +428,12 @@
 go into details about them because The CMake project has excellent
 documentation. To highlight a few useful functions see:
 
-* `add_custom_command <https://cmake.org/cmake/help/v3.4/command/add_custom_command.html>`_
-* `add_custom_target <https://cmake.org/cmake/help/v3.4/command/add_custom_target.html>`_
-* `file <https://cmake.org/cmake/help/v3.4/command/file.html>`_
-* `list <https://cmake.org/cmake/help/v3.4/command/list.html>`_
-* `math <https://cmake.org/cmake/help/v3.4/command/math.html>`_
-* `string <https://cmake.org/cmake/help/v3.4/command/string.html>`_
+* `add_custom_command <https://cmake.org/cmake/help/v3.5/command/add_custom_command.html>`_
+* `add_custom_target <https://cmake.org/cmake/help/v3.5/command/add_custom_target.html>`_
+* `file <https://cmake.org/cmake/help/v3.5/command/file.html>`_
+* `list <https://cmake.org/cmake/help/v3.5/command/list.html>`_
+* `math <https://cmake.org/cmake/help/v3.5/command/math.html>`_
+* `string <https://cmake.org/cmake/help/v3.5/command/string.html>`_
 
 The full documentation for CMake commands is in the ``cmake-commands`` manpage
-and available on `CMake's website <https://cmake.org/cmake/help/v3.4/manual/cmake-commands.7.html>`_
+and available on `CMake's website <https://cmake.org/cmake/help/v3.5/manual/cmake-commands.7.html>`_
Index: docs/ReleaseNotes.rst
===================================================================
--- docs/ReleaseNotes.rst
+++ docs/ReleaseNotes.rst
@@ -45,6 +45,8 @@
   platform's libc) without specifying -ffreestanding may need to either pass
   -fno-builtin-bcmp, or provide a bcmp function.
 
+* CMake minimal version is now 3.5.0
+
 .. NOTE
    If you would like to document a larger change, then you can add a
    subsection about it right here. You can copy the following boilerplate
Index: runtimes/CMakeLists.txt
===================================================================
--- runtimes/CMakeLists.txt
+++ runtimes/CMakeLists.txt
@@ -52,7 +52,7 @@
     set_property(GLOBAL APPEND PROPERTY SUB_COMPONENTS ${name})
   endfunction()
 
-  cmake_minimum_required(VERSION 3.4.3)
+  cmake_minimum_required(VERSION 3.5.0)
   project(Runtimes C CXX ASM)
 
   # Add the root project's CMake modules, and the LLVM build's modules to the