38 lines
885 B
Mathematica
38 lines
885 B
Mathematica
|
// RUN: %clang_analyze_cc1 -analyzer-checker=core,debug.ExprInspection -analyzer-config ipa=dynamic-bifurcate -verify %s
|
||
|
|
|
||
|
|
typedef signed char BOOL;
|
||
|
|
@protocol NSObject - (BOOL)isEqual:(id)object; @end
|
||
|
|
@interface NSObject <NSObject> {}
|
||
|
|
+(id)alloc;
|
||
|
|
-(id)init;
|
||
|
|
+(id)new;
|
||
|
|
-(id)autorelease;
|
||
|
|
-(id)copy;
|
||
|
|
- (Class)class;
|
||
|
|
-(id)retain;
|
||
|
|
@end
|
||
|
|
void clang_analyzer_eval(BOOL);
|
||
|
|
|
||
|
|
@interface SomeOtherClass : NSObject
|
||
|
|
- (int)getZero;
|
||
|
|
@end
|
||
|
|
@implementation SomeOtherClass
|
||
|
|
- (int)getZero { return 0; }
|
||
|
|
@end
|
||
|
|
|
||
|
|
@interface MyClass : NSObject
|
||
|
|
- (int)getZero;
|
||
|
|
@end
|
||
|
|
|
||
|
|
@implementation MyClass
|
||
|
|
- (int)getZero { return 1; }
|
||
|
|
|
||
|
|
// TODO: Not only we should correctly determine that the type of o at runtime
|
||
|
|
// is MyClass, but we should also warn about it.
|
||
|
|
+ (void) testCastToParent {
|
||
|
|
id a = [[self alloc] init];
|
||
|
|
SomeOtherClass *o = a;
|
||
|
|
clang_analyzer_eval([o getZero] == 0); // expected-warning{{FALSE}}
|
||
|
|
}
|
||
|
|
@end
|