Merge commit '41df6d5e08b0' from llvm.org/release/21.x into stable/21.x

Author: git apple-llvm automerger

cmake/Modules/CMakePolicy.cmake

@@ -41,3 +41,9 @@ if(POLICY CMP0156)
     cmake_policy(SET CMP0179 NEW)
   endif()
 endif()
+
+# CMP0182: Create shared library archives by default on AIX.
+# New in CMake 4.0: https://cmake.org/cmake/help/latest/policy/CMP0182.html
+if(POLICY CMP0182)
+  cmake_policy(SET CMP0182 NEW)
+endif()