Merge pull request swiftlang#29299 from compnerd/status

build: always report the status of building `_Differentiation`

Author: compnerd

CMakeLists.txt

@@ -877,6 +877,9 @@ if(SWIFT_BUILD_STDLIB OR SWIFT_BUILD_SDK_OVERLAY)
   message(STATUS "Building Swift runtime with:")
   message(STATUS "  Leak Detection Checker Entrypoints: ${SWIFT_RUNTIME_ENABLE_LEAK_CHECKER}")
   message(STATUS "")
+
+  message(STATUS "Differentiable Programming Support: ${SWIFT_ENABLE_EXPERIMENTAL_DIFFERENTIABLE_PROGRAMMING}")
+  message(STATUS "")
 else()
   message(STATUS "Not building Swift standard library, SDK overlays, and runtime")
   message(STATUS "")

stdlib/public/CMakeLists.txt

@@ -61,12 +61,10 @@ if(SWIFT_BUILD_STDLIB)
   add_subdirectory(stubs)
   add_subdirectory(core)
   add_subdirectory(SwiftOnoneSupport)
-endif()
 
-# Build differentiable programming support library only if enabled.
-if(SWIFT_ENABLE_EXPERIMENTAL_DIFFERENTIABLE_PROGRAMMING AND SWIFT_BUILD_STDLIB)
-  message(STATUS "Building Swift differentiable programming support library.")
-  add_subdirectory(Differentiation)
+  if(SWIFT_ENABLE_EXPERIMENTAL_DIFFERENTIABLE_PROGRAMMING)
+    add_subdirectory(Differentiation)
+  endif()
 endif()
 
 if(SWIFT_BUILD_STDLIB OR SWIFT_BUILD_REMOTE_MIRROR)