|  | # | 
|  | # Copyright (c) 2021, Alliance for Open Media. All rights reserved | 
|  | # | 
|  | # This source code is subject to the terms of the BSD 3-Clause Clear License and | 
|  | # the Alliance for Open Media Patent License 1.0. If the BSD 3-Clause Clear | 
|  | # License was not distributed with this source code in the LICENSE file, you can | 
|  | # obtain it at aomedia.org/license/software-license/bsd-3-c-c/.  If the Alliance | 
|  | # for Open Media Patent License 1.0 was not distributed with this source code in | 
|  | # the PATENTS file, you can obtain it at aomedia.org/license/patent-license/. | 
|  | # | 
|  | if(AOM_BUILD_CMAKE_TOOLCHAINS_ARM64_IOS_CMAKE_) | 
|  | return() | 
|  | endif() # AOM_BUILD_CMAKE_TOOLCHAINS_ARM64_IOS_CMAKE_ | 
|  | set(AOM_BUILD_CMAKE_TOOLCHAINS_ARM64_IOS_CMAKE_ 1) | 
|  |  | 
|  | if(XCODE) # TODO(tomfinegan): Handle arm builds in Xcode. | 
|  | message(FATAL_ERROR "This toolchain does not support Xcode.") | 
|  | endif() | 
|  |  | 
|  | set(CMAKE_SYSTEM_PROCESSOR "arm64") | 
|  | set(CMAKE_OSX_ARCHITECTURES "arm64") | 
|  |  | 
|  | include("${CMAKE_CURRENT_LIST_DIR}/arm-ios-common.cmake") |