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187770dc74
private symbols in the __DATA segment internal. This prevents the linker from removing the symbol names. Keeping the symbols visible enables tools to collect various information about the symbols, for example, tools that discover whether or not a symbol gets dirtied. rdar://problem/48887111 Differential Revision: https://reviews.llvm.org/D61454 llvm-svn: 360359
54 lines
3.4 KiB
Objective-C
54 lines
3.4 KiB
Objective-C
// RUN: %clang_cc1 -triple x86_64-apple-macosx10.11 -emit-llvm -o - %s | FileCheck %s
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// RUN: %clang_cc1 -triple x86_64-apple-macosx10.10 -emit-llvm -o - %s | FileCheck -check-prefix=CHECK-NULL %s
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// RUN: %clang_cc1 -triple x86_64-apple-macosx10.11 -emit-llvm -o - -fobjc-runtime=macosx-fragile-10.5 %s | FileCheck -check-prefix=CHECK-FRAGILE %s
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// CHECK: @"_OBJC_$_CLASS_PROP_LIST_Proto" = internal global {{.*}} section "__DATA, __objc_const", align 8
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// CHECK: @"_OBJC_PROTOCOL_$_Proto" = {{.*}} global %struct._protocol_t { {{.*}} i32 96, i32 {{.*}} @"_OBJC_$_CLASS_PROP_LIST_Proto" {{.*}} }
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// CHECK: @"_OBJC_$_CLASS_PROP_LIST_Foo_$_Category" = internal global {{.*}} section "__DATA, __objc_const", align 8
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// CHECK: @"_OBJC_$_CATEGORY_Foo_$_Category" = internal global %struct._category_t { {{.*}} @"_OBJC_$_CLASS_PROP_LIST_Foo_$_Category" {{.*}}, i32 64 }, section "__DATA, __objc_const", align 8
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// CHECK: @"_OBJC_$_CLASS_PROP_LIST_C" = internal global {{.*}} section "__DATA, __objc_const", align 8
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// CHECK: @"_OBJC_METACLASS_RO_$_C" = internal global %struct._class_ro_t { {{.*}} @"_OBJC_$_CLASS_PROP_LIST_C" {{.*}} }, section "__DATA, __objc_const", align 8
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// CHECK: !{i32 1, !"Objective-C Class Properties", i32 64}
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// CHECK-NULL-NOT: @"_OBJC_$_CLASS_PROP_LIST_Proto"
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// CHECK-NULL: @"_OBJC_PROTOCOL_$_Proto" = {{.*}} global %struct._protocol_t { {{.*}} %struct._prop_list_t* null, i32 96, i32 {{.*}} %struct._prop_list_t* null }
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// CHECK-NULL-NOT: @"_OBJC_$_CLASS_PROP_LIST_Foo_$_Category" = internal global {{.*}} section "__DATA, __objc_const", align 8
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// CHECK-NULL: @"_OBJC_$_CATEGORY_Foo_$_Category" = internal global %struct._category_t { {{.*}} %struct._prop_list_t* null, %struct._prop_list_t* null, {{.*}} }, section "__DATA, __objc_const", align 8
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// CHECK-NULL-NOT: @"_OBJC_$_CLASS_PROP_LIST_C" = internal global {{.*}} section "__DATA, __objc_const", align 8
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// CHECK-NULL: @"_OBJC_METACLASS_RO_$_C" = internal global %struct._class_ro_t { {{.*}} %struct._prop_list_t* null }, section "__DATA, __objc_const", align 8
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// CHECK-NULL: !{i32 1, !"Objective-C Class Properties", i32 64}
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// CHECK-FRAGILE: @"OBJC_$_CLASS_PROP_PROTO_LIST_Proto" = private global {{.*}} section "__OBJC,__property,regular,no_dead_strip", align 8
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// CHECK-FRAGILE: @_OBJC_PROTOCOLEXT_Proto = internal global %struct._objc_protocol_extension { i32 48, {{.*}} @"OBJC_$_CLASS_PROP_PROTO_LIST_Proto" {{.*}} }, align 8
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// CHECK-FRAGILE: @"_OBJC_$_CLASS_PROP_LIST_Foo_Category" = private global {{.*}} section "__OBJC,__property,regular,no_dead_strip", align 8
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// CHECK-FRAGILE: @OBJC_CATEGORY_Foo_Category = private global %struct._objc_category { {{.*}}, i32 64, {{.*}} @"_OBJC_$_CLASS_PROP_LIST_Foo_Category" {{.*}} }, section "__OBJC,__category,regular,no_dead_strip", align 8
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// CHECK-FRAGILE: @"_OBJC_$_CLASS_PROP_LIST_C" = private global {{.*}} section "__OBJC,__property,regular,no_dead_strip", align 8
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// CHECK-FRAGILE: @OBJC_CLASSEXT_C = private global %struct._objc_class_extension { {{.*}} @"_OBJC_$_CLASS_PROP_LIST_C" {{.*}} }, section "__OBJC,__class_ext,regular,no_dead_strip", align 8
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// CHECK-FRAGILE: !{i32 1, !"Objective-C Class Properties", i32 64}
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@interface Foo @end
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@protocol Proto
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@property (class, readonly) int proto_property;
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@end
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@interface Foo (Category) <Proto> @end
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@implementation Foo (Category)
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+(int)proto_property { return 0; }
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@end
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__attribute__((objc_root_class))
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@interface C
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@property(class, readonly) int p;
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@end
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@implementation C
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+(int)p { return 1; }
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@end
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