1// RUN: %clang_cc1 -triple arm64e-apple-ios15.0.0 -emit-llvm-bc -fobjc-arc -disable-llvm-passes %s -emit-llvm -o - | FileCheck %s
2
3// rdar://73361264
4
5@protocol NSObject
6@end
7
8@interface NSObject <NSObject>
9@end
10
11@interface WidgetTester : NSObject
12@end
13
14@implementation WidgetTester
15
16typedef struct {
17    NSObject* impl;
18} widget_t;
19
20- (_Bool)withWidget:(widget_t)widget {
21    return 0;
22}
23
24- (_Bool)testWidget:(widget_t)widget {
25    return [self withWidget:widget];
26}
27
28@end
29
30// CHECK-LABEL: msgSend.call:
31// CHECK: [[CALL:%[^ ]+]] = call i1 bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to
32// CHECK-NEXT: br label %msgSend.cont
33
34// CHECK-LABEL: msgSend.null-receiver:
35// CHECK: br label %msgSend.cont
36
37// CHECK-LABEL: msgSend.cont:
38// CHECK-NEXT: {{%[^ ]+}} = phi i1 [ [[CALL]], %msgSend.call ], [ false, %msgSend.null-receiver ]
39