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// RUN: clang-cc -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; // expected-error {{typedef redefinition with different types}}
id b;
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