TL;DR APP_CFLAGS := -Qunused-arguments -Wno-unknown-warning-option Application.mkに1行追加する。 clang++: warning: argument unused during compilation: '-I jni/../../cocos2d/cocos/.' clang++: warning: argument unused during compilation: '-I jni/../../cocos2d/cocos/./.' clang++: warning: argument unused during compilation: '-I jni/../../cocos2d/cocos/./platform/android' clang++: warning: argument unused du