YouCompleteMe/cpp/llvm/tools/clang/test/SemaObjC/id.m
Strahinja Val Markovic 1f51a89d39 Adding more llvm/clang files
These were ignored by git accidentally. We want ALL OF THEM since they all came
in the llvm/clang source distribution.
2012-07-05 17:55:45 -07:00

22 lines
648 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; // expected-warning {{incompatible pointer types assigning to 'id<Foo>' from 'Class'}}
T = S; // expected-warning {{incompatible pointer types assigning to 'Class' from 'id<Foo>'}}
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;