On May 11, 2012, at 5:39 PM, Jordy Rose wrote: > Do we need a test for boxed expressions and retain counts? Can you give an example (or just feel free to commit it)?
> I see there's already a test for collection literals, but not integer > literals or arbitrary boxed expressions. > I have: >> + return @(3); >> + return @(*x); Anna. > Jordy > > > On May 11, 2012, at 19:15, Anna Zaks wrote: > >> Author: zaks >> Date: Fri May 11 18:15:16 2012 >> New Revision: 156660 >> >> URL: http://llvm.org/viewvc/llvm-project?rev=156660&view=rev >> Log: >> [analyzer] Test objC boxing. >> >> Added: >> cfe/trunk/test/Analysis/objc-boxing.m >> >> Added: cfe/trunk/test/Analysis/objc-boxing.m >> URL: >> http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Analysis/objc-boxing.m?rev=156660&view=auto >> ============================================================================== >> --- cfe/trunk/test/Analysis/objc-boxing.m (added) >> +++ cfe/trunk/test/Analysis/objc-boxing.m Fri May 11 18:15:16 2012 >> @@ -0,0 +1,44 @@ >> +// RUN: %clang_cc1 -analyze -analyzer-checker=core,unix.Malloc >> -analyzer-store=region -verify %s >> + >> +typedef signed char BOOL; >> +typedef long NSInteger; >> +typedef unsigned long NSUInteger; >> +@interface NSString @end >> +@interface NSString (NSStringExtensionMethods) >> ++ (id)stringWithUTF8String:(const char *)nullTerminatedCString; >> +@end >> + >> +@interface NSNumber >> ++ (NSNumber *)numberWithChar:(char)value; >> ++ (NSNumber *)numberWithUnsignedChar:(unsigned char)value; >> ++ (NSNumber *)numberWithShort:(short)value; >> ++ (NSNumber *)numberWithUnsignedShort:(unsigned short)value; >> ++ (NSNumber *)numberWithInt:(int)value; >> ++ (NSNumber *)numberWithUnsignedInt:(unsigned int)value; >> ++ (NSNumber *)numberWithLong:(long)value; >> ++ (NSNumber *)numberWithUnsignedLong:(unsigned long)value; >> ++ (NSNumber *)numberWithLongLong:(long long)value; >> ++ (NSNumber *)numberWithUnsignedLongLong:(unsigned long long)value; >> ++ (NSNumber *)numberWithFloat:(float)value; >> ++ (NSNumber *)numberWithDouble:(double)value; >> ++ (NSNumber *)numberWithBool:(BOOL)value; >> ++ (NSNumber *)numberWithInteger:(NSInteger)value ; >> ++ (NSNumber *)numberWithUnsignedInteger:(NSUInteger)value ; >> +@end >> + >> + >> +extern char *strdup(const char *str); >> + >> +id constant_string() { >> + return @("boxed constant string."); >> +} >> + >> +id dynamic_string() { >> + return @(strdup("boxed dynamic string")); // expected-warning{{Memory >> is never released; potential leak}} >> +} >> + >> +id const_char_pointer(int *x) { >> + if (x) >> + return @(3); >> + return @(*x); // expected-warning {{Dereference of null pointer (loaded >> from variable 'x')}} >> +} >> \ No newline at end of file >> >> >> _______________________________________________ >> cfe-commits mailing list >> [email protected] >> http://lists.cs.uiuc.edu/mailman/listinfo/cfe-commits > _______________________________________________ cfe-commits mailing list [email protected] http://lists.cs.uiuc.edu/mailman/listinfo/cfe-commits
