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authorMichał Górny <mgorny@gentoo.org>2022-10-24 06:31:37 +0200
committerMichał Górny <mgorny@gentoo.org>2022-10-27 13:46:56 +0200
commit88d7508dc479210f07abccb17f0194b66264b125 (patch)
tree59746b6b1e9baa88cc12665229414f63c381536d /cmake
parent7ab21cdc208491c5f935b9fbc18c3436a6e14c1f (diff)
downloadllvm-88d7508dc479210f07abccb17f0194b66264b125.tar.gz
Harmonize cmake_policy() across standalone builds of all projects
Move `cmake_policy()` settings from `llvm/CMakeLists.txt` into a shared `cmake/modules/CMakePolicy.cmake`. Include it from all relevant projects that support standalone builds, in order to ensure that the policies are consistently set whether they are built in-tree or stand-alone. Differential Revision: https://reviews.llvm.org/D136572
Diffstat (limited to 'cmake')
-rw-r--r--cmake/Modules/CMakePolicy.cmake12
1 files changed, 12 insertions, 0 deletions
diff --git a/cmake/Modules/CMakePolicy.cmake b/cmake/Modules/CMakePolicy.cmake
new file mode 100644
index 000000000000..0ec32ad8637f
--- /dev/null
+++ b/cmake/Modules/CMakePolicy.cmake
@@ -0,0 +1,12 @@
+# CMake policy settings shared between LLVM projects
+
+# CMP0114: ExternalProject step targets fully adopt their steps.
+# New in CMake 3.19: https://cmake.org/cmake/help/latest/policy/CMP0114.html
+if(POLICY CMP0114)
+ cmake_policy(SET CMP0114 OLD)
+endif()
+# CMP0116: Ninja generators transform `DEPFILE`s from `add_custom_command()`
+# New in CMake 3.20. https://cmake.org/cmake/help/latest/policy/CMP0116.html
+if(POLICY CMP0116)
+ cmake_policy(SET CMP0116 OLD)
+endif()