//===----------------------------------------------------------------------===//
//
/// \file
-/// \brief Forward declares and imports various common LLVM datatypes that
+/// \brief Forward-declares and imports various common LLVM datatypes that
/// clang wants to use unqualified.
///
//===----------------------------------------------------------------------===//
-#ifndef CLANG_BASIC_LLVM_H
-#define CLANG_BASIC_LLVM_H
+#ifndef LLVM_CLANG_BASIC_LLVM_H
+#define LLVM_CLANG_BASIC_LLVM_H
-// This should be the only #include, force #includes of all the others on
-// clients.
+// Do not proliferate #includes here, require clients to #include their
+// dependencies.
+// Casting.h has complex templates that cannot be easily forward declared.
#include "llvm/Support/Casting.h"
+// None.h includes an enumerator that is desired & cannot be forward declared
+// without a definition of NoneType.
+#include "llvm/ADT/None.h"
namespace llvm {
// ADT's.
class StringRef;
class Twine;
template<typename T> class ArrayRef;
- template<class T> class OwningPtr;
+ template<typename T> class MutableArrayRef;
template<unsigned InternalLen> class SmallString;
template<typename T, unsigned N> class SmallVector;
template<typename T> class SmallVectorImpl;
+ template<typename T> class Optional;
template<typename T>
struct SaveAndRestore;
using llvm::cast_or_null;
// ADT's.
+ using llvm::None;
+ using llvm::Optional;
using llvm::StringRef;
using llvm::Twine;
using llvm::ArrayRef;
- using llvm::OwningPtr;
+ using llvm::MutableArrayRef;
using llvm::SmallString;
using llvm::SmallVector;
using llvm::SmallVectorImpl;