Avoid breaking CMake <= 3.12 compatibility

ginkgo-project · Aug 5, 2020 · b1ad4ae · b1ad4ae
1 parent 9b54c92
commit b1ad4ae
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -1,7 +1,9 @@
 cmake_minimum_required(VERSION 3.9)
 
 # Use *_ROOT environment variables for find_package calls
-cmake_policy(SET CMP0074 NEW)
+if (CMAKE_VERSION VERSION_GREATER_EQUAL 3.12)
+    cmake_policy(SET CMP0074 NEW)
+endif()
 
 project(Ginkgo LANGUAGES C CXX VERSION 1.2.0 DESCRIPTION "A numerical linear algebra library targeting many-core architectures")
 set(Ginkgo_VERSION_TAG "develop")