llvm-project/clang/test/SemaObjC/id.m

21 lines
472 B
Objective-C

// RUN: %clang_cc1 -fsyntax-only -verify %s
@protocol Foo;
Class T;
id<Foo> S;
id R;
void foo() {
// Test assignment compatibility of Class and id. No warning should be
// produced.
// rdar://6770142 - Class and id<foo> are compatible.
S = T; T = S;
R = T; T = R;
R = S; S = R;
}
// Test attempt to redefine 'id' in an incompatible fashion.
typedef int id; // FIXME: Decide how we want to deal with this (now that 'id' is more of a built-in type).
id b;