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-rw-r--r--test/Analysis/inlining/retain-count-self-init.m68
1 files changed, 68 insertions, 0 deletions
diff --git a/test/Analysis/inlining/retain-count-self-init.m b/test/Analysis/inlining/retain-count-self-init.m
new file mode 100644
index 0000000000000..ee8dbe391c426
--- /dev/null
+++ b/test/Analysis/inlining/retain-count-self-init.m
@@ -0,0 +1,68 @@
+// RUN: %clang_cc1 -analyze -analyzer-checker=core,osx.cocoa.RetainCount,osx.cocoa.SelfInit -analyzer-ipa=dynamic-bifurcate -verify %s
+
+typedef signed char BOOL;
+typedef struct objc_class *Class;
+typedef struct objc_object {
+ Class isa;
+} *id;
+@protocol NSObject - (BOOL)isEqual:(id)object; @end
+@interface NSObject <NSObject> {}
++(id)alloc;
++(id)new;
+- (oneway void)release;
+-(id)init;
+-(id)autorelease;
+-(id)copy;
+- (Class)class;
+-(id)retain;
+@end
+
+// We do not want to overhelm user with error messages in case they forgot to
+// assign to self and check that the result of [super init] is non-nil. So
+// stop tracking the receiver of init with respect to Retain Release checker.
+// radar://12115830
+@interface ParentOfCell : NSObject
+- (id)initWithInt: (int)inInt;
+@end
+@interface Cell : ParentOfCell{
+ int x;
+}
+- (id)init;
++ (void)test;
+@property int x;
+@end
+@implementation Cell
+@synthesize x;
+- (id) init {
+ [super init];
+ self.x = 3; // no-warning
+ return self; // expected-warning {{Returning 'self' while it is not set to the result of '[(super or self)}}
+}
+- (id) initWithInt: (int)inInt {
+ [super initWithInt: inInt];
+ self.x = inInt; // no-warning
+ return self; // expected-warning {{Returning 'self' while it is not set to the result of '[(super or self)}}
+}
+- (id) init2 {
+ [self init]; // The call [self init] is inlined. We will warn inside the inlined body.
+ self.x = 2; // no-warning
+ return self;
+}
+
+- (id) initWithIntGood: (int)inInt {
+ if (self = [super initWithInt: inInt]) {
+ self.x = inInt;
+ }
+ return self;
+}
++ (void) test {
+ Cell *sharedCell1 = [[Cell alloc] init];
+ [sharedCell1 release];
+ Cell *sharedCell2 = [[Cell alloc] initWithInt: 3];
+ [sharedCell2 release];
+ Cell *sharedCell3 = [[Cell alloc] initWithIntGood: 3];
+ [sharedCell3 release];
+}
+
+@end
+