Make后obj文件夹里面没有东西???

wjldeiMac:nic wjl$ make

Making all for tweak NIC…
==> Preprocessing Tweak.xm…
==> Compiling Tweak.xm (armv7)…
==> Linking tweak NIC (armv7)…
ld: warning: object file (/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/…/lib/clang/7.3.0/lib/darwin/libclang_rt.ios.a(comparesf2.S.o)) was built for newer iOS version (6.0) than being linked (5.0)
ld: warning: object file (/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/…/lib/clang/7.3.0/lib/darwin/libclang_rt.ios.a(divmodsi4.S.o)) was built for newer iOS version (6.0) than being linked (5.0)
ld: warning: object file (/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/…/lib/clang/7.3.0/lib/darwin/libclang_rt.ios.a(switch16.S.o)) was built for newer iOS version (6.0) than being linked (5.0)
ld: warning: object file (/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/…/lib/clang/7.3.0/lib/darwin/libclang_rt.ios.a(switch32.S.o)) was built for newer iOS version (6.0) than being linked (5.0)
ld: warning: object file (/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/…/lib/clang/7.3.0/lib/darwin/libclang_rt.ios.a(switch8.S.o)) was built for newer iOS version (6.0) than being linked (5.0)
ld: warning: object file (/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/…/lib/clang/7.3.0/lib/darwin/libclang_rt.ios.a(switchu8.S.o)) was built for newer iOS version (6.0) than being linked (5.0)
ld: warning: object file (/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/…/lib/clang/7.3.0/lib/darwin/libclang_rt.ios.a(udivmodsi4.S.o)) was built for newer iOS version (6.0) than being linked (5.0)
ld: warning: object file (/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/…/lib/clang/7.3.0/lib/darwin/libclang_rt.ios.a(comparedf2.c.o)) was built for newer iOS version (6.0) than being linked (5.0)
ld: warning: object file (/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/…/lib/clang/7.3.0/lib/darwin/libclang_rt.ios.a(eprintf.c.o)) was built for newer iOS version (6.0) than being linked (5.0)

在.theos/obj 是个隐藏目录