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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
74 lines
2.3 KiB
Objective-C
74 lines
2.3 KiB
Objective-C
// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -emit-llvm -o - %s | FileCheck %s
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// CHECK: @"_OBJC_$_PROTOCOL_METHOD_TYPES_P1" = internal global
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// CHECK: @[[PROTO_P1:"_OBJC_PROTOCOL_\$_P1"]] = weak hidden
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// CHECK: @[[LABEL_PROTO_P1:"_OBJC_LABEL_PROTOCOL_\$_P1"]] = weak hidden global %{{.*}}* @[[PROTO_P1]]
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// CHECK: @[[PROTO_P2:"_OBJC_PROTOCOL_\$_P2"]] = weak hidden
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// CHECK: @[[LABEL_PROTO_P2:"_OBJC_LABEL_PROTOCOL_\$_P2"]] = weak hidden global %{{.*}}* @[[PROTO_P2]]
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// CHECK: @"_OBJC_$_PROTOCOL_REFS_P3" = internal global { i64, [3 x %{{.*}}] } { i64 2, [3 x %{{.*}}*] [%{{.*}}* @[[PROTO_P1]], %{{.*}}* @[[PROTO_P2]], %{{.*}}* null] }
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// CHECK: @[[PROTO_P3:"_OBJC_PROTOCOL_\$_P3"]] = weak hidden
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// CHECK: @[[LABEL_PROTO_P3:"_OBJC_LABEL_PROTOCOL_\$_P3"]] = weak hidden global %{{.*}}* @[[PROTO_P3]]
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// CHECK: "_OBJC_PROTOCOL_REFERENCE_$_P3" = weak hidden global %{{.*}}* bitcast (%{{.*}}* @[[PROTO_P3]] to %{{.*}}*)
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// CHECK: @[[PROTO_P0:"_OBJC_PROTOCOL_\$_P0"]] = weak hidden
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// CHECK: @[[LABEL_PROTO_P0:"_OBJC_LABEL_PROTOCOL_\$_P0"]] = weak hidden global %{{.*}}* @[[PROTO_P0]]
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// CHECK: "_OBJC_PROTOCOL_REFERENCE_$_P0" = weak hidden global %0* bitcast (%{{.*}}* @[[PROTO_P0]] to %{{.*}}*)
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// CHECK: "_OBJC_PROTOCOL_REFERENCE_$_P1" = weak hidden global %0* bitcast (%{{.*}}* @[[PROTO_P1]] to %{{.*}}*)
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// CHECK: "_OBJC_PROTOCOL_REFERENCE_$_P2" = weak hidden global %0* bitcast (%{{.*}}* @[[PROTO_P2]] to %{{.*}}*)
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void p(const char*, ...);
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@interface Root
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+(int) maxValue;
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-(int) conformsTo: (id) x;
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@end
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@protocol P0
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@end
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@protocol P1
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+(void) classMethodReq0;
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-(void) methodReq0;
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@optional
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+(void) classMethodOpt1;
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-(void) methodOpt1;
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@required
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+(void) classMethodReq2;
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-(void) methodReq2;
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@end
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@protocol P2
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//@property(readwrite) int x;
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@end
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@protocol P3<P1, P2>
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-(id <P1>) print0;
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-(void) print1;
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@end
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void foo(const id a) {
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void *p = @protocol(P3);
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}
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int main() {
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Protocol *P0 = @protocol(P0);
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Protocol *P1 = @protocol(P1);
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Protocol *P2 = @protocol(P2);
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Protocol *P3 = @protocol(P3);
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#define Pbool(X) p(#X ": %s\n", X ? "yes" : "no");
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Pbool([P0 conformsTo: P1]);
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Pbool([P1 conformsTo: P0]);
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Pbool([P1 conformsTo: P2]);
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Pbool([P2 conformsTo: P1]);
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Pbool([P3 conformsTo: P1]);
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Pbool([P1 conformsTo: P3]);
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return 0;
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}
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// rdar://problem/7992749
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typedef Root<P1> P1Object;
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int test10() {
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return [P1Object maxValue];
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}
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