CMAKE_OBJC_EXTENSIONS_COMPUTED_DEFAULT should be set for Clang

Usage
1

Can anyone help?

CMake Error at C:/dev/tools/CMake/Modules/Compiler/CMakeCommonCompilerMacros.cmake:42 (message):
  CMAKE_OBJC_STANDARD_COMPUTED_DEFAULT and
  CMAKE_OBJC_EXTENSIONS_COMPUTED_DEFAULT should be set for Clang
  (C:/dev/toolchains/llvm-project/build/bin/clang.exe) version 21.0.0
Call Stack (most recent call first):
  C:/dev/tools/CMake/Modules/Compiler/Clang-OBJC.cmake:45 (__compiler_check_default_language_standard)
  C:/dev/tools/CMake/Modules/CMakeOBJCInformation.cmake:25 (include)
  extern/sdl3/cmake/macros.cmake:82 (enable_language)
  extern/sdl3/CMakeLists.txt:68 (include)

toolchain

set(CMAKE_SYSTEM_NAME Darwin)
set(CMAKE_SYSTEM_PROCESSOR X86_64)
set(triple x86_64-apple-darwin)

set(CMAKE_C_COMPILER C:/dev/toolchains/llvm-project/build/bin/clang.exe)
set(CMAKE_C_COMPILER_TARGET ${triple})
set(CMAKE_CXX_COMPILER C:/dev/toolchains/llvm-project/build/bin/clang++.exe)
set(CMAKE_CXX_COMPILER_TARGET ${triple})
set(CMAKE_RC_COMPILER C:/dev/toolchains/llvm-project/build/bin/llvm-rc.exe)
set(CMAKE_LINKER_TYPE LLD)
set(CMAKE_AR C:/dev/toolchains/llvm-project/build/bin/llvm-ar.exe)
set(CMAKE_RANLIB C:/dev/toolchains/llvm-project/build/bin/llvm-ranlib.exe)
set(CMAKE_MT C:/dev/toolchains/llvm-project/build/bin/llvm-mt.exe)
set(CMAKE_ASM_COMPILER C:/dev/toolchains/llvm-project/build/bin/clang.exe)

set(CMAKE_INSTALL_NAME_TOOL C:/dev/toolchains/llvm-project/build/bin/llvm-install-name-tool.exe)
set(CMAKE_OBJC_COMPILER C:/dev/toolchains/llvm-project/build/bin/clang.exe)
set(CMAKE_OBJC_COMPILER_TARGET ${triple})
set(CMAKE_OBJCXX_COMPILER C:/dev/toolchains/llvm-project/build/bin/clang++.exe)
set(CMAKE_OBJCXX_COMPILER_TARGET ${triple})
set(CMAKE_OBJC_STANDARD_COMPUTED_DEFAULT 11)
set(CMAKE_OBJC_EXTENSIONS_COMPUTED_DEFAULT ON)
set(CMAKE_OBJCXX_STANDARD_COMPUTED_DEFAULT 17)
set(CMAKE_OBJCXX_EXTENSIONS_COMPUTED_DEFAULT ON)
set(CMAKE_OSX_SYSROOT C:/dev/sysroots/Xcode-beta/Xcode-beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk)
set(CMAKE_OSX_DEPLOYMENT_TARGET 14.0)