| 1 | // RUN: %clang_cc1 -Woverriding-method-mismatch -fsyntax-only -verify -Wno-objc-root-class %s |
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| 2 | // rdar://9352731 |
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| 3 | |
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| 4 | @protocol Bar |
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| 5 | @required |
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| 6 | - (bycopy id)bud; // expected-note {{previous declaration is here}} |
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| 7 | - (unsigned char) baz; // expected-note {{previous declaration is here}} |
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| 8 | - (char) ok; |
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| 9 | - (void) also_ok; |
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| 10 | @end |
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| 11 | |
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| 12 | @protocol Bar1 |
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| 13 | @required |
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| 14 | - (unsigned char) baz; // expected-note {{previous declaration is here}} |
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| 15 | - (unsigned char) also_ok; // expected-note {{previous declaration is here}} |
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| 16 | - (void) ban : (int) arg, ...; // expected-note {{previous declaration is here}} |
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| 17 | @end |
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| 18 | |
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| 19 | @protocol Baz <Bar, Bar1> |
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| 20 | - (void) bar : (unsigned char)arg; // expected-note {{previous declaration is here}} |
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| 21 | - (void) ok; |
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| 22 | - (char) bak; // expected-note {{previous declaration is here}} |
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| 23 | @end |
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| 24 | |
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| 25 | @interface Foo <Baz> |
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| 26 | - (id)bud; // expected-warning {{conflicting distributed object modifiers on return type in declaration of 'bud'}} |
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| 27 | - (void) baz; // expected-warning 2 {{conflicting return type in declaration of 'baz': 'unsigned char' vs 'void'}} |
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| 28 | - (void) bar : (unsigned char*)arg; // expected-warning {{conflicting parameter types in declaration of 'bar:': 'unsigned char' vs 'unsigned char *'}} |
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| 29 | - (void) ok; |
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| 30 | - (void) also_ok; // expected-warning {{conflicting return type in declaration of 'also_ok': 'unsigned char' vs 'void'}} |
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| 31 | - (void) still_ok; |
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| 32 | - (void) ban : (int) arg; // expected-warning {{conflicting variadic declaration of method and its implementation}} |
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| 33 | @end |
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| 34 | |
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| 35 | @interface Foo() |
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| 36 | - (void) bak; |
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| 37 | @end |
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| 38 | |
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| 39 | @implementation Foo |
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| 40 | - (bycopy id)bud { return 0; } |
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| 41 | - (void) baz {} |
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| 42 | - (void) bar : (unsigned char*)arg {} |
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| 43 | - (void) ok {} |
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| 44 | - (void) also_ok {} |
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| 45 | - (void) still_ok {} |
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| 46 | - (void) ban : (int) arg {} |
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| 47 | - (void) bak {} // expected-warning {{conflicting return type in declaration of 'bak': 'char' vs 'void'}} |
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| 48 | @end |
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| 49 | |
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