76 lines
2.8 KiB
Plaintext
76 lines
2.8 KiB
Plaintext
// RUN: %clang_cc1 -fsyntax-only -verify %s
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@interface A {
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@public
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int ivar;
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}
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@property int prop;
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@end
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typedef struct objc_object {
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Class isa;
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} *id;
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// Test instantiation of value-dependent ObjCIvarRefExpr,
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// ObjCIsaRefExpr, and ObjCPropertyRefExpr nodes.
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A *get_an_A(unsigned);
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id get_an_id(unsigned);
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template<unsigned N, typename T, typename U, typename V>
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void f(U value, V value2) {
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get_an_A(N)->ivar = value; // expected-error{{assigning to 'int' from incompatible type 'int *'}}
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get_an_A(N).prop = value2; // expected-error{{assigning to 'int' from incompatible type 'double *'}}
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T c = get_an_id(N)->isa; // expected-error{{cannot initialize a variable of type 'int' with an lvalue of type 'Class'}} \
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// expected-warning 3 {{direct access to Objective-C's isa is deprecated in favor of object_getClass()}}
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}
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template void f<6, Class>(int, int); // expected-note{{in instantiation of}}
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template void f<7, Class>(int*, int); // expected-note{{in instantiation of}}
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template void f<8, Class>(int, double*); // expected-note{{in instantiation of}}
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template void f<9, int>(int, int); // expected-note{{in instantiation of}}
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// Test instantiation of unresolved member reference expressions to an
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// ivar reference.
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template<typename T, typename U, typename V>
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void f2(T ptr, U value, V value2) {
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ptr->ivar = value; // expected-error{{assigning to 'int' from incompatible type 'int *'}}
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ptr.prop = value2; // expected-error{{assigning to 'int' from incompatible type 'double *'}}
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}
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template void f2(A*, int, int);
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template void f2(A*, int*, int); // expected-note{{instantiation of}}
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template void f2(A*, int, double*); // expected-note{{instantiation of}}
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// Test instantiation of unresolved member referfence expressions to
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// an isa.
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template<typename T, typename U>
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void f3(U ptr) {
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T c = ptr->isa; // expected-error{{cannot initialize a variable of type 'int' with an lvalue of type 'Class'}} \
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// expected-warning 1 {{direct access to Objective-C's isa is deprecated in favor of object_getClass()}}
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}
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template void f3<Class>(id); // expected-note{{in instantiation of}}
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template void f3<int>(id); // expected-note{{instantiation of}}
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// Implicit setter/getter
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@interface B
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- (int)foo;
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- (void)setFoo:(int)value;
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@end
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template<typename T>
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void f4(B *b, T value) {
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b.foo = value; // expected-error{{assigning to 'int' from incompatible type 'int *'}}
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}
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template void f4(B*, int);
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template void f4(B*, int*); // expected-note{{in instantiation of function template specialization 'f4<int *>' requested here}}
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template<typename T, typename U>
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void f5(T ptr, U value) {
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ptr.foo = value; // expected-error{{assigning to 'int' from incompatible type 'int *'}}
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}
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template void f5(B*, int);
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template void f5(B*, int*); // expected-note{{in instantiation of function template specialization 'f5<B *, int *>' requested here}}
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