| 1 | // RUN: %clang_cc1 -fsyntax-only -verify %s |
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| 2 | |
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| 3 | @protocol P0 |
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| 4 | @end |
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| 5 | @protocol P1 |
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| 6 | @end |
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| 7 | @protocol P2 |
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| 8 | @end |
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| 9 | |
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| 10 | @interface A <P0> |
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| 11 | @end |
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| 12 | |
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| 13 | @interface B : A |
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| 14 | @end |
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| 15 | |
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| 16 | void bar(id x); |
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| 17 | void barP0(id<P0> x); |
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| 18 | void barP1(id<P1> x); |
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| 19 | void barP2(id<P2> x); |
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| 20 | |
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| 21 | void f0(A *a) { |
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| 22 | id l = a; |
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| 23 | } |
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| 24 | |
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| 25 | void f1(id x, A *a) { |
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| 26 | id<P0> l = a; |
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| 27 | } |
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| 28 | |
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| 29 | void f2(id<P1> x) { |
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| 30 | id<P0> l = x; // expected-error {{cannot initialize a variable of type 'id<P0>' with an lvalue of type 'id<P1>'}} |
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| 31 | } |
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| 32 | |
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| 33 | void f3(A *a) { |
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| 34 | id<P1> l = a; // expected-error {{cannot initialize a variable of type 'id<P1>' with an lvalue of type 'A *'}} |
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| 35 | } |
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| 36 | |
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| 37 | void f4(int cond, id x, A *a) { |
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| 38 | bar(cond ? x : a); |
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| 39 | } |
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| 40 | |
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| 41 | void f5(int cond, A *a, B *b) { |
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| 42 | bar(cond ? a : b); |
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| 43 | } |
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| 44 | |
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| 45 | void f6(int cond, id x, A *a) { |
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| 46 | bar(cond ? (id<P0, P1>) x : a); |
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| 47 | } |
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| 48 | |
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| 49 | void f7(int cond, id x, A *a) { |
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| 50 | bar(cond ? a : (id<P0, P1>) x); |
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| 51 | } |
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| 52 | |
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| 53 | void f8(int cond, id<P0,P1> x0, id<P0,P2> x1) { |
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| 54 | barP0(cond ? x0 : x1); // expected-warning {{incompatible operand types ('id<P0,P1>' and 'id<P0,P2>')}} |
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| 55 | } |
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| 56 | |
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| 57 | void f9(int cond, id<P0,P1> x0, id<P0,P2> x1) { |
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| 58 | barP1(cond ? x0 : x1); // expected-warning {{incompatible operand types ('id<P0,P1>' and 'id<P0,P2>')}} |
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| 59 | } |
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| 60 | |
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| 61 | void f10(int cond, id<P0,P1> x0, id<P0,P2> x1) { |
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| 62 | barP2(cond ? x0 : x1); // expected-warning {{incompatible operand types ('id<P0,P1>' and 'id<P0,P2>')}} |
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| 63 | } |
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| 64 | |
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| 65 | int f11(int cond, A* a, B* b) { |
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| 66 | return (cond? b : a)->x; // expected-error{{'A' does not have a member named 'x'}} |
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| 67 | } |
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| 68 | |
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