xref: /aosp_15_r20/external/clang/test/Analysis/analyzeOneFunction.m (revision 67e74705e28f6214e480b399dd47ea732279e315)
1*67e74705SXin Li// RUN: %clang_cc1 -analyze -analyze-function="myMethodWithY:withX:" -analyzer-checker=core,osx.cocoa.RetainCount -analyzer-store=region -verify %s
2*67e74705SXin Li
3*67e74705SXin Litypedef signed char BOOL;
4*67e74705SXin Litypedef unsigned int NSUInteger;
5*67e74705SXin Litypedef struct _NSZone NSZone;
6*67e74705SXin Li@class NSInvocation, NSMethodSignature, NSCoder, NSString, NSEnumerator;
7*67e74705SXin Li@protocol NSObject  - (BOOL)isEqual:(id)object; @end
8*67e74705SXin Li@protocol NSCopying  - (id)copyWithZone:(NSZone *)zone; @end
9*67e74705SXin Li@protocol NSCoding  - (void)encodeWithCoder:(NSCoder *)aCoder; @end
10*67e74705SXin Li@protocol NSMutableCopying  - (id)mutableCopyWithZone:(NSZone *)zone; @end
11*67e74705SXin Li@interface NSObject <NSObject> {}
12*67e74705SXin Li+(id)alloc;
13*67e74705SXin Li-(id)init;
14*67e74705SXin Li-(id)autorelease;
15*67e74705SXin Li-(id)copy;
16*67e74705SXin Li-(id)retain;
17*67e74705SXin Li@end
18*67e74705SXin Li@interface NSString : NSObject <NSCopying, NSMutableCopying, NSCoding>
19*67e74705SXin Li- (NSUInteger)length;
20*67e74705SXin Li-(id)initWithFormat:(NSString *)f,...;
21*67e74705SXin Li-(BOOL)isEqualToString:(NSString *)s;
22*67e74705SXin Li+ (id)string;
23*67e74705SXin Li@end
24*67e74705SXin Li
25*67e74705SXin Li@interface Test1 : NSObject {
26*67e74705SXin Li  NSString *text;
27*67e74705SXin Li}
28*67e74705SXin Li-(id)myMethod;
29*67e74705SXin Li-(id)myMethodWithY:(int)Y withX:(int)X;
30*67e74705SXin Li
31*67e74705SXin Li@property (nonatomic, assign) NSString *text;
32*67e74705SXin Li@end
33*67e74705SXin Li
34*67e74705SXin Li@implementation Test1
35*67e74705SXin Li
36*67e74705SXin Li@synthesize text;
37*67e74705SXin Li
38*67e74705SXin Li-(id)myMethod {
39*67e74705SXin Li  Test1 *cell = [[[Test1 alloc] init] autorelease];
40*67e74705SXin Li
41*67e74705SXin Li  NSString *string1 = [[NSString alloc] initWithFormat:@"test %f", 0.0]; // No warning: this function is not analized.
42*67e74705SXin Li  cell.text = string1;
43*67e74705SXin Li
44*67e74705SXin Li  return cell;
45*67e74705SXin Li}
46*67e74705SXin Li
47*67e74705SXin Li-(id)myMethodWithY:(int)Y withX:(int)X {
48*67e74705SXin Li  Test1 *cell = [[[Test1 alloc] init] autorelease];
49*67e74705SXin Li
50*67e74705SXin Li  NSString *string1 = [[NSString alloc] initWithFormat:@"test %f %d", 0.0, X+Y]; // expected-warning {{Potential leak}}
51*67e74705SXin Li  cell.text = string1;
52*67e74705SXin Li
53*67e74705SXin Li  return cell;
54*67e74705SXin Li}
55*67e74705SXin Li
56*67e74705SXin Li@end
57