Only build core, we don't need the rest of std for samply-mac-preload.

Author: mstange

samply-mac-preload/build.sh

@@ -3,7 +3,7 @@ MACOSX_DEPLOYMENT_TARGET=10.12 cargo build --release --target=x86_64-apple-darwi
 mv target/x86_64-apple-darwin/release/libsamply_mac_preload.dylib binaries/libsamply_mac_preload_x86_64.dylib
 MACOSX_DEPLOYMENT_TARGET=11.0 cargo build --release --target=aarch64-apple-darwin
 mv target/aarch64-apple-darwin/release/libsamply_mac_preload.dylib binaries/libsamply_mac_preload_arm64.dylib
-MACOSX_DEPLOYMENT_TARGET=11.0 RUSTC_BOOTSTRAP=1 cargo build --release --target=arm64e-apple-darwin -Zbuild-std
+MACOSX_DEPLOYMENT_TARGET=11.0 RUSTC_BOOTSTRAP=1 cargo build --release --target=arm64e-apple-darwin -Zbuild-std=core
 mv target/arm64e-apple-darwin/release/libsamply_mac_preload.dylib binaries/libsamply_mac_preload_arm64e.dylib
 lipo binaries/libsamply_mac_preload_* -create -output binaries/libsamply_mac_preload.dylib
 gzip -cvf binaries/libsamply_mac_preload.dylib > ../samply/resources/libsamply_mac_preload.dylib.gz