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#import <objc/objc.h>
#import <objc/Object.h>
#import <Foundation/Foundation.h>
 
@interface Person : NSObject
@property NSString *firstName;
@property NSString *lastName;
- (void)printName;
- (void)printNameWith:(NSString*)name;
@end
 
@implementation Person
- (void)printName
{
NSLog(@”Person name is: %@”,
self.firstName);
}
@end
 
@implementation TestObj
int main()
{
	printf("elo");
	return 0;
}
@end

prog.m:6:1: warning: no 'assign', 'retain', or 'copy' attribute is specified - 'assign' is assumed [-Wobjc-property-no-attribute]
@property NSString *firstName;
^
prog.m:6:1: warning: default property attribute 'assign' not appropriate for non-GC object [-Wobjc-property-no-attribute]
prog.m:7:1: warning: no 'assign', 'retain', or 'copy' attribute is specified - 'assign' is assumed [-Wobjc-property-no-attribute]
@property NSString *lastName;
^
prog.m:7:1: warning: default property attribute 'assign' not appropriate for non-GC object [-Wobjc-property-no-attribute]
prog.m:15:8: error: non-ASCII characters are not allowed outside of literals and identifiers
NSLog(@”Person name is: %@”,
       ^
prog.m:15:29: error: non-ASCII characters are not allowed outside of literals and identifiers
NSLog(@”Person name is: %@”,
                          ^
prog.m:15:7: error: unexpected '@' in program
NSLog(@”Person name is: %@”,
      ^
prog.m:12:17: warning: property 'firstName' requires method 'firstName' to be defined - use @synthesize, @dynamic or provide a method implementation in this class implementation [-Wobjc-property-implementation]
@implementation Person
                ^
prog.m:6:21: note: property declared here
@property NSString *firstName;
                    ^
prog.m:12:17: warning: property 'firstName' requires method 'setFirstName:' to be defined - use @synthesize, @dynamic or provide a method implementation in this class implementation [-Wobjc-property-implementation]
@implementation Person
                ^
prog.m:6:21: note: property declared here
@property NSString *firstName;
                    ^
prog.m:12:17: warning: property 'lastName' requires method 'lastName' to be defined - use @synthesize, @dynamic or provide a method implementation in this class implementation [-Wobjc-property-implementation]
@implementation Person
                ^
prog.m:7:21: note: property declared here
@property NSString *lastName;
                    ^
prog.m:12:17: warning: property 'lastName' requires method 'setLastName:' to be defined - use @synthesize, @dynamic or provide a method implementation in this class implementation [-Wobjc-property-implementation]
@implementation Person
                ^
prog.m:7:21: note: property declared here
@property NSString *lastName;
                    ^
prog.m:12:17: warning: method definition for 'printNameWith:' not found [-Wincomplete-implementation]
@implementation Person
                ^
prog.m:9:1: note: method 'printNameWith:' declared here
- (void)printNameWith:(NSString*)name;
^
prog.m:20:17: warning: cannot find interface declaration for 'TestObj'
@implementation TestObj
                ^
prog.m:20:17: warning: class 'TestObj' defined without specifying a base class [-Wobjc-root-class]
prog.m:20:24: note: add a super class to fix this problem
@implementation TestObj
                       ^
                        : NSObject 
11 warnings and 3 errors generated.

Standard output is empty