Mercurial > hg > CbC > CbC_llvm
view clang/test/Analysis/analyzeOneFunction.m @ 236:c4bab56944e8 llvm-original
LLVM 16
author | kono |
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date | Wed, 09 Nov 2022 17:45:10 +0900 |
parents | 1d019706d866 |
children |
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// RUN: %clang_analyze_cc1 -analyze-function="-[Test1 myMethodWithY:withX:]" -analyzer-checker=core,osx.cocoa.RetainCount -verify %s typedef signed char BOOL; typedef unsigned int NSUInteger; 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 NSCoding - (void)encodeWithCoder:(NSCoder *)aCoder; @end @protocol NSMutableCopying - (id)mutableCopyWithZone:(NSZone *)zone; @end @interface NSObject <NSObject> {} +(id)alloc; -(id)init; -(id)autorelease; -(id)copy; -(id)retain; @end @interface NSString : NSObject <NSCopying, NSMutableCopying, NSCoding> - (NSUInteger)length; -(id)initWithFormat:(NSString *)f,...; -(BOOL)isEqualToString:(NSString *)s; + (id)string; @end @interface Test1 : NSObject { NSString *text; } -(id)myMethod; -(id)myMethodWithY:(int)Y withX:(int)X; @property (nonatomic, assign) NSString *text; @end @implementation Test1 @synthesize text; -(id)myMethod { Test1 *cell = [[[Test1 alloc] init] autorelease]; NSString *string1 = [[NSString alloc] initWithFormat:@"test %f", 0.0]; // No warning: this function is not analyzed. cell.text = string1; return cell; } -(id)myMethodWithY:(int)Y withX:(int)X { Test1 *cell = [[[Test1 alloc] init] autorelease]; NSString *string1 = [[NSString alloc] initWithFormat:@"test %f %d", 0.0, X+Y]; // expected-warning {{Potential leak}} cell.text = string1; return cell; } @end