ci: update macOS package to produce universal binaries

Update our deployment target to macOS 10.10.
This is required by Qt 5.9.

Fixes: #21565
Issue: #20825

.gitlab/artifacts.yml

@@ -74,7 +74,7 @@
         paths:
             # Any packages made.
             - build/cmake-*-Linux-x86_64.*
-            - build/cmake-*-Darwin-x86_64.*
+            - build/cmake-*-macos-universal.*
             # Any source packages made.
             - build/cmake-*.tar.gz
             - build/cmake-*.zip

.gitlab/ci/configure_macos_package.cmake

@@ -9,10 +9,10 @@ set(CPACK_DMG_FORMAT "UDBZ" CACHE STRING "")
 set(CMAKE_CXX_FLAGS "-stdlib=libc++" CACHE STRING "")
 set(CMAKE_C_STANDARD "11" CACHE STRING "")
 set(CMAKE_CXX_STANDARD "14" CACHE STRING "")
-set(CMAKE_OSX_ARCHITECTURES "x86_64" CACHE STRING "")
-set(CMAKE_OSX_DEPLOYMENT_TARGET "10.7" CACHE STRING "")
+set(CMAKE_OSX_ARCHITECTURES "x86_64;arm64" CACHE STRING "")
+set(CMAKE_OSX_DEPLOYMENT_TARGET "10.10" CACHE STRING "")
 set(CMAKE_SKIP_BOOTSTRAP_TEST "TRUE" CACHE STRING "")
-set(CPACK_SYSTEM_NAME "Darwin-x86_64" CACHE STRING "")
+set(CPACK_SYSTEM_NAME "macos-universal" CACHE STRING "")
 set(BUILD_CursesDialog "ON" CACHE BOOL "")
 set(BUILD_QtDialog "TRUE" CACHE BOOL "")
 set(CMake_GUI_DISTRIBUTE_WITH_Qt_LGPL "3" CACHE STRING "")

Help/release/3.19.rst

@@ -348,3 +348,12 @@ Changes made since CMake 3.19.0 include the following.
   been reverted to restore behavior from CMake 3.18 and below.
 
 * CUDA 11.1 support for Clang.
+
+3.19.2
+------
+
+* The precompiled macOS binary provided on ``cmake.org`` is now a
+  universal binary with ``x86_64`` and ``arm64`` architectures.
+  It requires macOS 10.10 or newer.
+  The package file naming pattern has been changed from
+  ``cmake-$ver-Darwin-x86_64`` to ``cmake-$ver-macos-universal``.