llvm-project

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// RUN: %clang_cc1 -triple x86_64-apple-darwin10  -emit-llvm -o - %s | FileCheck %s
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struct _GLKMatrix4
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{
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    float m[16];
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};
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typedef struct _GLKMatrix4 GLKMatrix4;
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@interface NSObject @end
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@interface MyProgram
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- (void)setTransform:(float[16])transform;
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@end
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@interface ViewController
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@property (nonatomic, assign) GLKMatrix4 transform;
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@end
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@implementation ViewController
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- (void)viewDidLoad {
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  MyProgram *program;
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  program.transform = self.transform.m;
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}
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@end
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// CHECK: [[M:%.*]] = getelementptr inbounds %struct._GLKMatrix4, ptr [[TMP:%.*]], i32 0, i32 0
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// CHECK: [[ARRAYDECAY:%.*]] = getelementptr inbounds [16 x float], ptr [[M]], i64 0, i64 0
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// CHECK: [[SIX:%.*]] = load ptr, ptr @OBJC_SELECTOR_REFERENCES
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// CHECK:  call void @objc_msgSend(ptr noundef [[SEVEN:%.*]], ptr noundef [[SIX]], ptr noundef [[ARRAYDECAY]])
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