主要就是conan profile的问题，没有配对的话很可能会编译不通过或者编译出32位版本

android_ndk=/opt/android-ndk-r19c standalone_toolchain=$android_ndk/toolchains/llvm/prebuilt/linux-x86_64

target_host=aarch64-linux-android

ar_host_arm=linux-androideabi

api_level=28

cc_compiler=clang

cxx_compiler=clang++

[settings]

compiler=clang

compiler.version=8

compiler.libcxx=libc++

os=Android

os.api_level=$api_level

arch=armv8

build_type=Release

[env]

CONAN_CMAKE_FIND_ROOT_PATH=$standalone_toolchain/sysroot CONAN_CMAKE_ANDROID_NDK=$android_ndk #CONAN_CMAKE_TOOLCHAIN_FILE=$android_ndk/build/cmake/android.toolchain.cmake##暂时没用到

PATH=[$standalone_toolchain/bin] CHOST=$target_host

CC=$target_host$api_level-$cc_compiler

CXX=$target_host$api_level-$cxx_compiler

CMAKE_C_COMPILER=$CC

CMAKE_CXX_COMPILER=$CXX

AR=$target_host-ar AS=$target_host-as

RANLIB=$target_host-ranlib

LD=$target_host-ld

STRIP=$target_host-strip

CFLAGS= -fPIE -fPIC

CXXFLAGS= -fPIE -fPIC

LDFLAGS= -pie

export ANDROID_API=$api_level