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1// RUN: %clang_cc1 -emit-llvm %s -o /dev/null2@protocol O3@end4@interface O < O > {5}6@end7struct A {8};9@protocol AB10- (unsigned) ver;11@end12@interface AGy:O < AB > {13}14@end15@implementation AGy16- (unsigned) ver {17 return 0;18}19@end20