1.2.6.2. alpha.osx.cocoa.DirectIvarAssignmentForAnnotatedFunctions (ObjC)
Check for direct assignments to instance variables in the methods annotated with objc_no_direct_instance_variable_assignment.

Examples:

@interface MyClass : NSObject {}
@property (readonly) id A;
- (void) fAnnotated __attribute__((
    annotate("objc_no_direct_instance_variable_assignment")));
- (void) fNotAnnotated;
@end

@implementation MyClass
- (void) fAnnotated {
  _A = 0; // warn
}
- (void) fNotAnnotated {
  _A = 0; // no warn
}
@end