76 lines
3.9 KiB
Objective-C
76 lines
3.9 KiB
Objective-C
// RUN: %clang_cc1 -fsyntax-only -verify -pedantic %s
|
|
|
|
#define nil (void *)0;
|
|
#define Nil (void *)0;
|
|
|
|
extern void foo();
|
|
|
|
@protocol MyProtocol
|
|
- (void) method;
|
|
@end
|
|
|
|
@interface MyClass
|
|
@end
|
|
|
|
int main()
|
|
{
|
|
id obj = nil;
|
|
id <MyProtocol> obj_p = nil;
|
|
MyClass *obj_c = nil;
|
|
Class obj_C = Nil;
|
|
|
|
int i = 0;
|
|
int *j = nil;
|
|
|
|
/* These should all generate warnings. */
|
|
|
|
obj = i; // expected-warning {{incompatible integer to pointer conversion assigning to 'id' from 'int'}}
|
|
obj = j; // expected-warning {{incompatible pointer types assigning to 'id' from 'int *'}}
|
|
|
|
obj_p = i; // expected-warning {{incompatible integer to pointer conversion assigning to 'id<MyProtocol>' from 'int'}}
|
|
obj_p = j; // expected-warning {{incompatible pointer types assigning to 'id<MyProtocol>' from 'int *'}}
|
|
|
|
obj_c = i; // expected-warning {{incompatible integer to pointer conversion assigning to 'MyClass *' from 'int'}}
|
|
obj_c = j; // expected-warning {{incompatible pointer types assigning to 'MyClass *' from 'int *'}}
|
|
|
|
obj_C = i; // expected-warning {{incompatible integer to pointer conversion assigning to 'Class' from 'int'}}
|
|
obj_C = j; // expected-warning {{incompatible pointer types assigning to 'Class' from 'int *'}}
|
|
|
|
i = obj; // expected-warning {{incompatible pointer to integer conversion assigning to 'int' from 'id'}}
|
|
i = obj_p; // expected-warning {{incompatible pointer to integer conversion assigning to 'int' from 'id<MyProtocol>'}}
|
|
i = obj_c; // expected-warning {{incompatible pointer to integer conversion assigning to 'int' from 'MyClass *'}}
|
|
i = obj_C; // expected-warning {{incompatible pointer to integer conversion assigning to 'int' from 'Class'}}
|
|
|
|
j = obj; // expected-warning {{incompatible pointer types assigning to 'int *' from 'id'}}
|
|
j = obj_p; // expected-warning {{incompatible pointer types assigning to 'int *' from 'id<MyProtocol>'}}
|
|
j = obj_c; // expected-warning {{incompatible pointer types assigning to 'int *' from 'MyClass *'}}
|
|
j = obj_C; // expected-warning {{incompatible pointer types assigning to 'int *' from 'Class'}}
|
|
|
|
if (obj == i) foo() ; // expected-warning {{comparison between pointer and integer ('id' and 'int')}}
|
|
if (i == obj) foo() ; // expected-warning {{comparison between pointer and integer ('int' and 'id')}}
|
|
if (obj == j) foo() ; // expected-warning {{comparison of distinct pointer types ('id' and 'int *')}}
|
|
if (j == obj) foo() ; // expected-warning {{comparison of distinct pointer types ('int *' and 'id')}}
|
|
|
|
if (obj_c == i) foo() ; // expected-warning {{comparison between pointer and integer ('MyClass *' and 'int')}}
|
|
if (i == obj_c) foo() ; // expected-warning {{comparison between pointer and integer ('int' and 'MyClass *')}}
|
|
if (obj_c == j) foo() ; // expected-warning {{comparison of distinct pointer types ('MyClass *' and 'int *')}}
|
|
if (j == obj_c) foo() ; // expected-warning {{comparison of distinct pointer types ('int *' and 'MyClass *')}}
|
|
|
|
if (obj_p == i) foo() ; // expected-warning {{comparison between pointer and integer ('id<MyProtocol>' and 'int')}}
|
|
if (i == obj_p) foo() ; // expected-warning {{comparison between pointer and integer ('int' and 'id<MyProtocol>')}}
|
|
if (obj_p == j) foo() ; // expected-warning {{comparison of distinct pointer types ('id<MyProtocol>' and 'int *')}}
|
|
if (j == obj_p) foo() ; // expected-warning {{comparison of distinct pointer types ('int *' and 'id<MyProtocol>')}}
|
|
|
|
if (obj_C == i) foo() ; // expected-warning {{comparison between pointer and integer ('Class' and 'int')}}
|
|
if (i == obj_C) foo() ; // expected-warning {{comparison between pointer and integer ('int' and 'Class')}}
|
|
if (obj_C == j) foo() ; // expected-warning {{comparison of distinct pointer types ('Class' and 'int *')}}
|
|
if (j == obj_C) foo() ; // expected-warning {{comparison of distinct pointer types ('int *' and 'Class')}}
|
|
|
|
Class bar1 = Nil;
|
|
Class <MyProtocol> bar = Nil;
|
|
bar = bar1;
|
|
bar1 = bar;
|
|
|
|
return 0;
|
|
}
|