This is an archive of the discontinued LLVM Phabricator instance.

	# See docs/CMake.html for instructions about how to build LLVM with CMake.			# See docs/CMake.html for instructions about how to build LLVM with CMake.

	cmake_minimum_required(VERSION 2.8.12.2)			cmake_minimum_required(VERSION 3.4.3)

	if (NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)			if (NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
	message(STATUS "No build type selected, default to Debug")			message(STATUS "No build type selected, default to Debug")
	set(CMAKE_BUILD_TYPE "Debug" CACHE STRING "Build type (default Debug)")			set(CMAKE_BUILD_TYPE "Debug" CACHE STRING "Build type (default Debug)")
	endif()			endif()

	if(POLICY CMP0022)			if(POLICY CMP0022)
	cmake_policy(SET CMP0022 NEW) # automatic when 2.8.12 is required			cmake_policy(SET CMP0022 NEW) # automatic when 2.8.12 is required
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docs/CMake.rst

	Show First 20 Lines • Show All 555 Lines • ▼ Show 20 Lines
	now reliably use CMake to develop their own LLVM-based projects against an			now reliably use CMake to develop their own LLVM-based projects against an
	installed version of LLVM regardless of how it was built.			installed version of LLVM regardless of how it was built.

	Here is a simple example of a CMakeLists.txt file that imports the LLVM libraries			Here is a simple example of a CMakeLists.txt file that imports the LLVM libraries
	and uses them to build a simple application ``simple-tool``.			and uses them to build a simple application ``simple-tool``.

	.. code-block:: cmake			.. code-block:: cmake

	cmake_minimum_required(VERSION 2.8.8)			cmake_minimum_required(VERSION 3.4.3)
	project(SimpleProject)			project(SimpleProject)

	find_package(LLVM REQUIRED CONFIG)			find_package(LLVM REQUIRED CONFIG)

	message(STATUS "Found LLVM ${LLVM_PACKAGE_VERSION}")			message(STATUS "Found LLVM ${LLVM_PACKAGE_VERSION}")
	message(STATUS "Using LLVMConfig.cmake in: ${LLVM_DIR}")			message(STATUS "Using LLVMConfig.cmake in: ${LLVM_DIR}")

	# Set your project compile flags.			# Set your project compile flags.
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docs/GettingStarted.rst

Show First 20 Lines • Show All 77 Lines • ▼ Show 20 Lines	#. Get the Test Suite Source Code [Optional]
* ``svn co http://llvm.org/svn/llvm-project/test-suite/trunk test-suite``		* ``svn co http://llvm.org/svn/llvm-project/test-suite/trunk test-suite``

#. Configure and build LLVM and Clang:		#. Configure and build LLVM and Clang:

Warning: Make sure you've checked out all of the source code		Warning: Make sure you've checked out all of the source code
before trying to configure with cmake. cmake does not pickup newly		before trying to configure with cmake. cmake does not pickup newly
added source directories in incremental builds.		added source directories in incremental builds.

The build uses `CMake <CMake.html>`_.		The build uses `CMake <CMake.html>`_. LLVM requires CMake 3.4.3 to build. It
Although the build is known to work with CMake >= 2.8.8, we recommend CMake		is generally recommended to use a recent CMake, especially if you're
>= v3.2, especially if you're generating Ninja build files.		generating Ninja build files. This is because the CMake project is constantly
		improving the quality of the generators, and the Ninja generator gets a lot
		of attention.

* ``cd where you want to build llvm``		* ``cd where you want to build llvm``
* ``mkdir build``		* ``mkdir build``
* ``cd build``		* ``cd build``
* ``cmake -G <generator> [options] <path to llvm sources>``		* ``cmake -G <generator> [options] <path to llvm sources>``

Some common generators are:		Some common generators are:

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This is an archive of the discontinued LLVM Phabricator instance.

[CMake] Update to retiring CMake 3.4.3ClosedPublic

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CMakeLists.txt

docs/CMake.rst

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[CMake] Update to retiring CMake 3.4.3
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