76 lines
1.1 KiB
Text
76 lines
1.1 KiB
Text
// RUN: %clang_cc1 -verify -o - %s
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__attribute__((objc_root_class))
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@interface Root @end
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// Test reference binding.
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typedef struct {
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int f0;
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int f1;
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} T;
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@interface A : Root
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@property (assign) T p0;
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@property (assign) T& p1;
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@end
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int f0(const T& t) {
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return t.f0;
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}
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int f1(A *a) {
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return f0(a.p0);
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}
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int f2(A *a) {
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return f0(a.p1);
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}
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// PR7740
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@class NSString;
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void f3(id);
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void f4(NSString &tmpstr) {
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f3(&tmpstr);
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}
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// PR7741
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@protocol P1 @end
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@protocol P2 @end
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@protocol P3 @end
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@interface foo<P1> {} @end
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@interface bar : foo <P1, P2, P3> {} @end
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typedef bar baz;
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struct ToBar {
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operator bar&() const;
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};
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void f5(foo&);
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void f5b(foo<P1>&);
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void f5c(foo<P2>&);
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void f5d(foo<P3>&);
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void f6(baz* x) {
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f5(*x);
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f5b(*x);
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f5c(*x);
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f5d(*x);
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(void)((foo&)*x);
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f5(ToBar());
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f5b(ToBar());
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f5c(ToBar());
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f5d(ToBar());
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(void)((foo&)ToBar());
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}
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// rdar://13794269
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@interface B : Root @end
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@implementation B {
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unsigned bf : 4; // expected-note {{declared here}}
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}
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- (void) foo {
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unsigned &i = bf; // expected-error {{non-const reference cannot bind to bit-field 'bf'}}
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}
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@end
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