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authorMark de Wever <koraq@xs4all.nl>2023-03-18 20:32:43 +0100
committerMark de Wever <koraq@xs4all.nl>2023-03-18 20:32:43 +0100
commitd0398d3593ba030db83b888370f8f0f3025c296e (patch)
treeff3775caf270d9f3f62e9f166e2a1ed9031ba790 /openmp/CMakeLists.txt
parentf03cd763384bbb67ddfa12957859ed58841d4b34 (diff)
downloadllvm-d0398d3593ba030db83b888370f8f0f3025c296e.tar.gz
Revert "Reland "[CMake] Bumps minimum version to 3.20.0.""
This reverts commit a72165e5df59032cdd54dcb18155f2630d73abd1. Some buildbots have not been updated yet.
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(..)