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authorMark de Wever <koraq@xs4all.nl>2023-04-15 20:12:24 +0200
committerMark de Wever <koraq@xs4all.nl>2023-04-15 20:12:24 +0200
commit44d38022ab29a3156349602733b3459df5beef93 (patch)
treef219c4e3a499bbb20e28c8047ba00e0e63220054 /openmp/CMakeLists.txt
parentd3df7b1568e72b3f2e99b858f4457f2729368c15 (diff)
downloadllvm-44d38022ab29a3156349602733b3459df5beef93.tar.gz
Revert "Revert "Revert "[CMake] Bumps minimum version to 3.20.0."""
This reverts commit 1ef4c3c859728008cf707cad8d67f45ae5070ae1. Two buildbots still haven't been updated.
Diffstat (limited to 'openmp/CMakeLists.txt')
-rw-r--r--openmp/CMakeLists.txt9
1 files changed, 8 insertions, 1 deletions
diff --git a/openmp/CMakeLists.txt b/openmp/CMakeLists.txt
index 50246b663289..a87ea2fb57c5 100644
--- a/openmp/CMakeLists.txt
+++ b/openmp/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.20.0)
+cmake_minimum_required(VERSION 3.13.4)
set(LLVM_COMMON_CMAKE_UTILS ${CMAKE_CURRENT_SOURCE_DIR}/../cmake)
@@ -12,6 +12,13 @@ list(INSERT CMAKE_MODULE_PATH 0
if (OPENMP_STANDALONE_BUILD OR "${CMAKE_SOURCE_DIR}" STREQUAL "${CMAKE_CURRENT_SOURCE_DIR}")
set(OPENMP_STANDALONE_BUILD TRUE)
project(openmp C CXX)
+ if ("${CMAKE_VERSION}" VERSION_LESS "3.20.0")
+ message(WARNING
+ "Your CMake version is ${CMAKE_VERSION}. Starting with LLVM 17.0.0, the "
+ "minimum version of CMake required to build LLVM will become 3.20.0, and "
+ "using an older CMake will become an error. Please upgrade your CMake to "
+ "at least 3.20.0 now to avoid issues in the future!")
+ endif()
endif()
# Must go below project(..)