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// RUN: %clang_analyze_cc1 -analyzer-checker=core,alpha.core -analyzer-store=region -verify -triple x86_64-apple-darwin9 -Wno-incomplete-implementation %s
// expected-no-diagnostics
//===----------------------------------------------------------------------===//
// Delta-debugging produced forward declarations.
//===----------------------------------------------------------------------===//
typedef signed char BOOL;
typedef struct _NSZone NSZone;
@class NSInvocation, NSMethodSignature, NSCoder, NSString, NSEnumerator;
@protocol NSObject - (BOOL)isEqual:(id)object;
@end @protocol NSCopying - (id)copyWithZone:(NSZone *)zone;
@end @protocol NSMutableCopying - (id)mutableCopyWithZone:(NSZone *)zone;
@end @protocol NSCoding - (void)encodeWithCoder:(NSCoder *)aCoder;
@end @interface NSObject <NSObject> {
}
@end extern id <NSObject> NSAllocateObject(Class aClass, unsigned extraBytes, NSZone *zone);
@interface NSArray : NSObject <NSCopying, NSMutableCopying, NSCoding> - (unsigned)count;
@end @class NSTimer, NSPort, NSArray;
@class NSURLHandle, NSMutableArray, NSMutableData, NSData, NSURL;
@interface NSResponder : NSObject <NSCoding> {
}
@end @class NSBitmapImageRep, NSCursor, NSGraphicsContext, NSImage, NSPasteboard, NSScrollView, NSWindow, NSAttributedString;
@interface NSView : NSResponder {
struct __VFlags2 {
}
_vFlags2;
}
@end @class NSTextField, NSPanel, NSArray, NSWindow, NSImage, NSButton, NSError;
@interface NSBox : NSView {
}
@end @class GDataFeedDocList, GDataServiceTicket, GDataServiceTicket, IHGoogleDocsAdapter;
@protocol IHGoogleDocsAdapterDelegate - (void)googleDocsAdapter:(IHGoogleDocsAdapter*)inGoogleDocsAdapter accountVerifyIsValid:(BOOL)inIsValid error:(NSError *)inError;
@end @interface IHGoogleDocsAdapter : NSObject {
}
- (NSArray *)entries;
@end extern Class const kGDataUseRegisteredClass ;
@interface IHGoogleDocsAdapter () - (GDataFeedDocList *)feedDocList;
- (NSArray *)directoryPathComponents;
- (unsigned int)currentPathComponentIndex;
- (void)setCurrentPathComponentIndex:(unsigned int)aCurrentPathComponentIndex;
- (NSURL *)folderFeedURL;
@end
@implementation IHGoogleDocsAdapter - (id)initWithUsername:(NSString *)inUsername password:(NSString *)inPassword owner:(NSObject <IHGoogleDocsAdapterDelegate> *)owner {
return 0;
}
//===----------------------------------------------------------------------===//
// Actual test case:
//
// The analyzer currently doesn't reason about ObjCKVCRefExpr. Have both
// GRExprEngine::Visit and GRExprEngine::VisitLValue have such expressions
// evaluate to UnknownVal.
//===----------------------------------------------------------------------===//
- (void)docListListFetchTicket:(GDataServiceTicket *)ticket finishedWithFeed:(GDataFeedDocList *)feed {
BOOL doGetDir = self.directoryPathComponents != 0 && self.currentPathComponentIndex < [self.directoryPathComponents count];
if (doGetDir) {
BOOL isDirExisting = [[self.feedDocList entries] count] > 0;
if (isDirExisting) {
if (self.folderFeedURL != 0) {
if (++self.currentPathComponentIndex == [self.directoryPathComponents count]) {
}
}
}
}
}
@end
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