llvm-project/clang/test/CodeGenObjC/undefined-protocol2.m

18 lines
405 B
Objective-C

// RUN: %clang_cc1 -triple x86_64-apple-macosx -emit-llvm %s -o - | FileCheck %s
// Test that we produce a declaration for the protocol. It must be matched
// by a definition in another TU, so external is the correct linkage
// (not extern_weak).
// CHECK: @"\01l_OBJC_PROTOCOL_$_p1" = external global
@interface NSObject
@end
@protocol p1;
@interface I1 : NSObject <p1>
@end
@implementation I1
@end