cd /Users/pete/dyld/testing/kernel-cache-tests/vtable-patching-metaclass-hack
/Applications/Xcode.app/Contents/Developer/Toolchains/iOS14.0.xctoolchain/usr/bin/ld -demangle -lto_library /Applications/Xcode.app/Contents/Developer/Toolchains/iOS14.0.xctoolchain/usr/lib/libLTO.dylib -no_deduplicate -dynamic -arch arm64 -iphoneos_version_min 14.0.0 -syslibroot /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS14.0.Internal.sdk -o extensions/foo.kext/foo -kext -add_split_seg_info /var/folders/m5/2d3gpq6x53bfdgfshsfxqxv40000gn/T/foo-f6e015.o