Build error when targeting Apple iOS (ARM64 & ARMV7s)

[haoshenyang]

I get the following error when building for ARM64 & ARMV7 (Apple iOS Device) targets:

error: failed to run custom build command for croaring-sys v0.3.7
process didn't exit successfully: ~/Documents/GitHub/grin/target/release/build/croaring-sys-d06121a04b7f2071/build-script-build (exit code: 101)
--- stdout
TARGET = Some("aarch64-apple-ios")
OPT_LEVEL = Some("3")
HOST = Some("x86_64-apple-darwin")
CC_aarch64-apple-ios = None
CC_aarch64_apple_ios = None
TARGET_CC = None
CC = None
CROSS_COMPILE = None
CFLAGS_aarch64-apple-ios = None
CFLAGS_aarch64_apple_ios = None
TARGET_CFLAGS = None
CFLAGS = None
DEBUG = Some("false")
Detecting iOS SDK path for iphoneos
running: "cc" "-O3" "-fPIC" "-arch" "arm64" "-miphoneos-version-min=7.0" "-isysroot" "/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS12.1.sdk" "-fembed-bitcode" "-Wall" "-Wextra" "-std=c11" "-march=native" "-O3" "-o" "/Users/haoshenyang/Documents/GitHub/grin/target/aarch64-apple-ios/release/build/croaring-sys-c1c1e6f302648533/out/CRoaring/roaring.o" "-c" "CRoaring/roaring.c"
cargo:warning=clang: error: the clang compiler does not support '-march=native'
exit code: 1

--- stderr
thread 'main' panicked at '

Internal error occurred: Command "cc" "-O3" "-fPIC" "-arch" "arm64" "-miphoneos-version-min=7.0" "-isysroot" "/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS12.1.sdk" "-fembed-bitcode" "-Wall" "-Wextra" "-std=c11" "-march=native" "-O3" "-o" "/Users/haoshenyang/Documents/GitHub/grin/target/aarch64-apple-ios/release/build/croaring-sys-c1c1e6f302648533/out/CRoaring/roaring.o" "-c" "CRoaring/roaring.c" with args "cc" did not execute successfully (status code exit code: 1).

', /Users/haoshenyang/.cargo/registry/src/github.com-1ecc6299db9ec823/cc-1.0.25/src/lib.rs:2260:5
note: Run with RUST_BACKTRACE=1 for a backtrace.

warning: build failed, waiting for other jobs to finish...
error: build failed
[ERROR cargo_lipo] Failed to build "grin_wallet" for "aarch64-apple-ios": Executing "/Users/haoshenyang/.rustup/toolchains/stable-x86_64-apple-darwin/bin/cargo" "--color" "auto" "build" "-p" "grin_wallet" "--target" "aarch64-apple-ios" "--release" "--lib" finished with error status: exit code: 101

[haoshenyang]

It is solved ,see:mimblewimble/grin#2486