3 .*nilAPIArgs.m:\d+:\d+: warning: null passed to a callee that requires a non-null argument \[-Wnonnull\]
4 .*nilAPIArgs.m:\d+:\d+: warning: null passed to a callee that requires a non-null argument \[-Wnonnull\]
10 #import <objc/runtime.h>
13 // ensure various bits of API don't crash when tossed nil parameters
14 class_conformsToProtocol(nil, nil);
15 method_setImplementation(nil, NULL);