| 1 | // RUN: %clang_cc1 -fsyntax-only -verify -Wno-objc-root-class %s |
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| 2 | |
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| 3 | @interface foo |
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| 4 | @end |
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| 5 | |
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| 6 | @implementation foo |
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| 7 | @end |
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| 8 | |
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| 9 | @interface bar |
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| 10 | -(void) my_method:(foo) my_param; // expected-error {{interface type 'foo' cannot be passed by value; did you forget * in 'foo'}} |
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| 11 | - (foo)cccccc:(long)ddddd; // expected-error {{interface type 'foo' cannot be returned by value; did you forget * in 'foo'}} |
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| 12 | @end |
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| 13 | |
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| 14 | @implementation bar |
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| 15 | -(void) my_method:(foo) my_param // expected-error {{interface type 'foo' cannot be passed by value; did you forget * in 'foo'}} |
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| 16 | { |
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| 17 | } |
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| 18 | - (foo)cccccc:(long)ddddd // expected-error {{interface type 'foo' cannot be returned by value; did you forget * in 'foo'}} |
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| 19 | { |
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| 20 | } |
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| 21 | @end |
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| 22 | |
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| 23 | // Ensure that this function is properly marked as a failure. |
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| 24 | void func_with_bad_call(bar* b, foo* f) { |
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| 25 | [b cccccc:5]; // expected-warning {{instance method '-cccccc:' not found}} |
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| 26 | // expected-note@-17 {{receiver is instance of class declared here}} |
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| 27 | } |
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| 28 | |
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| 29 | void somefunc(foo x) {} // expected-error {{interface type 'foo' cannot be passed by value; did you forget * in 'foo'}} |
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| 30 | foo somefunc2() {} // expected-error {{interface type 'foo' cannot be returned by value; did you forget * in 'foo'}} |
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| 31 | |
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| 32 | // rdar://6780761 |
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| 33 | void f0(foo *a0) { |
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| 34 | extern void g0(int x, ...); |
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| 35 | g0(1, *(foo*)a0); // expected-error {{cannot pass object with interface type 'foo' by value through variadic function}} |
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| 36 | } |
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| 37 | |
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| 38 | // rdar://8421082 |
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| 39 | enum bogus; // expected-note {{forward declaration of 'enum bogus'}} |
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| 40 | |
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| 41 | @interface fee { |
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| 42 | } |
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| 43 | - (void)crashMe:(enum bogus)p; |
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| 44 | @end |
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| 45 | |
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| 46 | @implementation fee |
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| 47 | - (void)crashMe:(enum bogus)p { // expected-error {{variable has incomplete type 'enum bogus'}} |
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| 48 | } |
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| 49 | @end |
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| 50 | |
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| 51 | @interface arrayfun |
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| 52 | - (int[6])arrayRet; // expected-error {{function cannot return array type 'int [6]'}} |
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| 53 | - (int())funcRet; // expected-error {{function cannot return function type 'int ()'}} |
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| 54 | @end |
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| 55 | |
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| 56 | @interface qux |
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| 57 | - (void) my_method: (int)arg; // expected-note {{method 'my_method:' declared here}} |
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| 58 | @end |
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| 59 | |
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| 60 | // FIXME: The diagnostic and recovery here could probably be improved. |
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| 61 | @implementation qux // expected-warning {{method definition for 'my_method:' not found}} |
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| 62 | - (void) my_method: (int) { // expected-error {{expected identifier}} |
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| 63 | } |
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| 64 | @end |
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| 65 | |
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