llvm-project

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// RUN: %clang_cc1 -triple i386-apple-macosx -fvisibility=hidden -emit-llvm -o - %s | FileCheck %s
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// CHECK: @"OBJC_IVAR_$_I.P" = hidden
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// CHECK: @"OBJC_CLASS_$_I" = hidden
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// CHECK: @"OBJC_METACLASS_$_I" = hidden
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// CHECK: @"_OBJC_PROTOCOL_$_Prot0" = weak hidden
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@interface I {
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  int P;
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}
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@property int P;
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@end
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@implementation I
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@synthesize P;
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@end
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@protocol Prot0 @end
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id f0(void) {
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  return @protocol(Prot0);
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}
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