diff options
Diffstat (limited to 'test/Analysis/retain-release.m')
| -rw-r--r-- | test/Analysis/retain-release.m | 76 |
1 files changed, 70 insertions, 6 deletions
diff --git a/test/Analysis/retain-release.m b/test/Analysis/retain-release.m index 71ae756cf0454..6f8bf09ebd74e 100644 --- a/test/Analysis/retain-release.m +++ b/test/Analysis/retain-release.m @@ -1,7 +1,5 @@ -// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -analyze -analyzer-checker=core,osx.coreFoundation.CFRetainRelease,osx.cocoa.ClassRelease -analyzer-store=basic -fblocks -verify %s -// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -analyze -analyzer-checker=core,osx.coreFoundation.CFRetainRelease,osx.cocoa.ClassRelease -analyzer-store=region -fblocks -verify %s -// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -analyze -analyzer-checker=core,osx.coreFoundation.CFRetainRelease,osx.cocoa.ClassRelease -analyzer-store=basic -fblocks -verify -x objective-c++ %s -// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -analyze -analyzer-checker=core,osx.coreFoundation.CFRetainRelease,osx.cocoa.ClassRelease -analyzer-store=region -fblocks -verify -x objective-c++ %s +// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -analyze -analyzer-checker=core,osx.coreFoundation.CFRetainRelease,osx.cocoa.ClassRelease,osx.cocoa.RetainCount -analyzer-store=region -fblocks -verify %s +// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -analyze -analyzer-checker=core,osx.coreFoundation.CFRetainRelease,osx.cocoa.ClassRelease,osx.cocoa.RetainCount -analyzer-store=region -fblocks -verify -x objective-c++ %s #if __has_feature(attribute_ns_returns_retained) #define NS_RETURNS_RETAINED __attribute__((ns_returns_retained)) @@ -148,7 +146,9 @@ NSFastEnumerationState; typedef double NSTimeInterval; @interface NSDate : NSObject <NSCopying, NSCoding> - (NSTimeInterval)timeIntervalSinceReferenceDate; @end typedef unsigned short unichar; -@interface NSString : NSObject <NSCopying, NSMutableCopying, NSCoding> - (NSUInteger)length; +@interface NSString : NSObject <NSCopying, NSMutableCopying, NSCoding> +- (NSUInteger)length; +- (NSString *)stringByAppendingString:(NSString *)aString; - ( const char *)UTF8String; - (id)initWithUTF8String:(const char *)nullTerminatedCString; + (id)stringWithUTF8String:(const char *)nullTerminatedCString; @@ -270,6 +270,12 @@ extern void CGContextDrawLinearGradient(CGContextRef context, CGGradientDrawingOptions options); extern CGColorSpaceRef CGColorSpaceCreateDeviceRGB(void); +@interface NSMutableArray : NSObject +- (void)addObject:(id)object; ++ (id)array; +@end + + //===----------------------------------------------------------------------===// // Test cases. //===----------------------------------------------------------------------===// @@ -654,6 +660,12 @@ void rdar6704930(unsigned char *s, unsigned int length) { [window release]; [super dealloc]; } + +- (void)radar10102244 { + NSMutableDictionary *dict = [[NSMutableDictionary dictionaryWithCapacity:4] retain]; // expected-warning{{leak}} + if (window) + NSLog(@"%@", window); +} @end //===----------------------------------------------------------------------===// @@ -1446,7 +1458,7 @@ static void rdar_8724287(CFErrorRef error) while (error_to_dump != ((void*)0)) { CFDictionaryRef info; - info = CFErrorCopyUserInfo(error_to_dump); // expected-warning{{Potential leak of an object allocated on line 1449 and stored into 'info'}} + info = CFErrorCopyUserInfo(error_to_dump); // expected-warning{{Potential leak of an object allocated on line}} if (info != ((void*)0)) { } @@ -1540,3 +1552,55 @@ CFArrayRef camel_copymachine() { return CFArrayCreateMutable(0, 10, &kCFTypeArrayCallBacks); // expected-warning {{leak}} } +// rdar://problem/8024350 +@protocol F18P +- (id) clone; +@end +@interface F18 : NSObject<F18P> @end +@interface F18(Cat) +- (id) clone NS_RETURNS_RETAINED; +@end + +@implementation F18 +- (id) clone { + return [F18 alloc]; +} +@end + +// Radar 6582778. +void rdar6582778(void) { + CFAbsoluteTime t = CFAbsoluteTimeGetCurrent(); + CFTypeRef vals[] = { CFDateCreate(0, t) }; // expected-warning {{leak}} +} + +CFTypeRef global; + +void rdar6582778_2(void) { + CFAbsoluteTime t = CFAbsoluteTimeGetCurrent(); + global = CFDateCreate(0, t); // no-warning +} + +// <rdar://problem/10232019> - Test that objects passed to containers +// are marked "escaped". + +void rdar10232019() { + NSMutableArray *array = [NSMutableArray array]; + + NSString *string = [[NSString alloc] initWithUTF8String:"foo"]; + [array addObject:string]; + [string release]; + + NSString *otherString = [string stringByAppendingString:@"bar"]; // no-warning + NSLog(@"%@", otherString); +} + +void rdar10232019_positive() { + NSMutableArray *array = [NSMutableArray array]; + + NSString *string = [[NSString alloc] initWithUTF8String:"foo"]; + [string release]; + + NSString *otherString = [string stringByAppendingString:@"bar"]; // expected-warning {{Reference-counted object is used after it is release}} + NSLog(@"%@", otherString); +} + |