diff --git a/llvm/CMakeLists.txt b/llvm/CMakeLists.txt index 64898ab09772f4..3208147101c0d7 100644 --- a/llvm/CMakeLists.txt +++ b/llvm/CMakeLists.txt @@ -903,8 +903,8 @@ set(LLVM_PROFDATA_FILE "" CACHE FILEPATH "Profiling data file to use when compiling in order to improve runtime performance.") if(LLVM_INCLUDE_TESTS) - # Lit test suite requires at least python 3.6 - set(LLVM_MINIMUM_PYTHON_VERSION 3.6) + # All LLVM Python files should be compatible down to this minimum version. + set(LLVM_MINIMUM_PYTHON_VERSION 3.8) else() # FIXME: it is unknown if this is the actual minimum bound set(LLVM_MINIMUM_PYTHON_VERSION 3.0) diff --git a/llvm/docs/GettingStarted.rst b/llvm/docs/GettingStarted.rst index 7ecef78c405b6f..0a1913dca8aac1 100644 --- a/llvm/docs/GettingStarted.rst +++ b/llvm/docs/GettingStarted.rst @@ -292,16 +292,16 @@ uses the package and provides other details. Package Version Notes =========================================================== ============ ========================================== `CMake `__ >=3.20.0 Makefile/workspace generator -`python `_ >=3.6 Automated test suite\ :sup:`1` +`python `_ >=3.8 Automated test suite\ :sup:`1` `zlib `_ >=1.2.3.4 Compression library\ :sup:`2` `GNU Make `_ 3.79, 3.79.1 Makefile/build processor\ :sup:`3` =========================================================== ============ ========================================== .. note:: - #. Only needed if you want to run the automated test suite. Python 3.8.0 - or later is needed on Windows if a substitute (virtual) drive is used - to access LLVM source code due to ``MAX_PATH`` limitations. + #. Only needed if you want to run the automated test suite in the + ``llvm/test`` directory, or if you plan to utilize any Python libraries, + utilities, or bindings. #. Optional, adds compression / uncompression capabilities to selected LLVM tools. #. Optional, you can use any other build tool supported by CMake. diff --git a/llvm/docs/GettingStartedVS.rst b/llvm/docs/GettingStartedVS.rst index a1eb88dccc9e5c..4b15272635fbeb 100644 --- a/llvm/docs/GettingStartedVS.rst +++ b/llvm/docs/GettingStartedVS.rst @@ -55,7 +55,7 @@ Visual Studio 2019 so separate installation is not required. If you do install CMake separately, Visual Studio 2022 will require CMake Version 3.21 or later. If you would like to run the LLVM tests you will need `Python -`_. Version 3.6 and newer are known to work. You can +`_. Version 3.8 and newer are known to work. You can install Python with Visual Studio 2019, from the Microsoft store or from the `Python web site `_. We recommend the latter since it allows you to adjust installation options. diff --git a/llvm/docs/ReleaseNotes.rst b/llvm/docs/ReleaseNotes.rst index 28dd567a610862..e1e1652d1e0a12 100644 --- a/llvm/docs/ReleaseNotes.rst +++ b/llvm/docs/ReleaseNotes.rst @@ -47,6 +47,11 @@ Non-comprehensive list of changes in this release Update on required toolchains to build LLVM ------------------------------------------- +* The minimum Python version has been raised from 3.6 to 3.8 across all of LLVM. + This enables the use of many new Python features, aligning more closely with + modern Python best practices, and improves CI maintainability + See `#78828 `_ for more info. + Changes to the LLVM IR ---------------------- diff --git a/llvm/docs/TestingGuide.rst b/llvm/docs/TestingGuide.rst index e24feb3bf5fa24..89499d8b937d5c 100644 --- a/llvm/docs/TestingGuide.rst +++ b/llvm/docs/TestingGuide.rst @@ -23,7 +23,7 @@ Requirements ============ In order to use the LLVM testing infrastructure, you will need all of the -software required to build LLVM, as well as `Python `_ 3.6 or +software required to build LLVM, as well as `Python `_ 3.8 or later. LLVM Testing Infrastructure Organization