| 1 | // RUN: %clang_analyze_cc1 -analyzer-checker=core,debug.ExprInspection -analyzer-config ipa=dynamic-bifurcate -verify %s |
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| 2 | |
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| 3 | typedef signed char BOOL; |
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| 4 | @protocol NSObject - (BOOL)isEqual:(id)object; @end |
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| 5 | @interface NSObject <NSObject> {} |
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| 6 | +(id)alloc; |
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| 7 | -(id)init; |
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| 8 | +(id)new; |
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| 9 | -(id)autorelease; |
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| 10 | -(id)copy; |
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| 11 | - (Class)class; |
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| 12 | -(id)retain; |
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| 13 | @end |
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| 14 | void clang_analyzer_eval(BOOL); |
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| 15 | |
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| 16 | @interface SomeOtherClass : NSObject |
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| 17 | - (int)getZero; |
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| 18 | @end |
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| 19 | @implementation SomeOtherClass |
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| 20 | - (int)getZero { return 0; } |
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| 21 | @end |
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| 22 | |
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| 23 | @interface MyClass : NSObject |
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| 24 | - (int)getZero; |
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| 25 | @end |
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| 26 | |
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| 27 | @implementation MyClass |
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| 28 | - (int)getZero { return 1; } |
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| 29 | |
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| 30 | // TODO: Not only we should correctly determine that the type of o at runtime |
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| 31 | // is MyClass, but we should also warn about it. |
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| 32 | + (void) testCastToParent { |
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| 33 | id a = [[self alloc] init]; |
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| 34 | SomeOtherClass *o = a; |
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| 35 | clang_analyzer_eval([o getZero] == 0); // expected-warning{{FALSE}} |
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| 36 | } |
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| 37 | @end |
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| 38 | |
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