Implicit conversion from enumeration type "UIInterfaceOrientation" to different enumeration type "UIDeviceOrientation"
↑こんな警告が出たときの対処
example.m
// Before
UIDeviceOrientation o = [[UIApplication sharedApplication] statusBarOrientation];
// After
UIDeviceOrientation o = (UIDeviceOrientation)[[UIApplication sharedApplication] statusBarOrientation];