ios - Object comparison using isEqual returning false only in 64 bit -

ios - Object comparison using isEqual returning false only in 64 bit -

in

for(productproperties *pp in productlist) { if([pp.rangelist isequal:selectedrangeobj]) { [rangebasedpl addobject:pp]; } }

the code [pp.rangelist isequal:selectedrangeobj] returns true every simulators in xcode ipad retina (64 bit) , iphone retina (4 inch 64 bit) returns false. bug 64 bit environment or have done wrong here?

rangelist , selectedrangeobj defined follows

@property (nonatomic, retain) nsmanagedobject *rangelist; @property (nonatomic,strong) nsmutablearray * selectedrangeobj;

ios iphone ipad retina-display