7 files changed, 67 insertions, 25 deletions
diff --git a/include/clang/Index/CodegenNameGenerator.h b/include/clang/Index/CodegenNameGenerator.h
index e8dc196a20..d2528a10c9 100644
--- a/include/clang/Index/CodegenNameGenerator.h
+++ b/include/clang/Index/CodegenNameGenerator.h
@@ -1,9 +1,8 @@
 //===- CodegenNameGenerator.h - Codegen name generation -------------------===//
 //
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 //
 //===----------------------------------------------------------------------===//
 //
diff --git a/include/clang/Index/CommentToXML.h b/include/clang/Index/CommentToXML.h
index 04f9501288..66b8650c5e 100644
--- a/include/clang/Index/CommentToXML.h
+++ b/include/clang/Index/CommentToXML.h
@@ -1,9 +1,8 @@
 //===--- CommentToXML.h - Convert comments to XML representation ----------===//
 //
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 //
 //===----------------------------------------------------------------------===//
 
diff --git a/include/clang/Index/DeclOccurrence.h b/include/clang/Index/DeclOccurrence.h
new file mode 100644
index 0000000000..16f03a8457
--- /dev/null
+++ b/include/clang/Index/DeclOccurrence.h
@@ -0,0 +1,41 @@
+//===- DeclOccurrence.h - An occurrence of a decl within a file -*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_CLANG_INDEX_DECLOCCURRENCE_H
+#define LLVM_CLANG_INDEX_DECLOCCURRENCE_H
+
+#include "clang/Basic/LLVM.h"
+#include "clang/Index/IndexSymbol.h"
+#include "llvm/ADT/ArrayRef.h"
+#include "llvm/ADT/SmallVector.h"
+
+namespace clang {
+class Decl;
+
+namespace index {
+
+struct DeclOccurrence {
+  SymbolRoleSet Roles;
+  unsigned Offset;
+  const Decl *Dcl;
+  SmallVector<SymbolRelation, 3> Relations;
+
+  DeclOccurrence(SymbolRoleSet R, unsigned Offset, const Decl *D,
+                 ArrayRef<SymbolRelation> Relations)
+      : Roles(R), Offset(Offset), Dcl(D),
+        Relations(Relations.begin(), Relations.end()) {}
+
+  friend bool operator<(const DeclOccurrence &LHS, const DeclOccurrence &RHS) {
+    return LHS.Offset < RHS.Offset;
+  }
+};
+
+} // namespace index
+} // namespace clang
+
+#endif // LLVM_CLANG_INDEX_DECLOCCURRENCE_H
diff --git a/include/clang/Index/IndexDataConsumer.h b/include/clang/Index/IndexDataConsumer.h
index c79f6be3e1..bc1d86696d 100644
--- a/include/clang/Index/IndexDataConsumer.h
+++ b/include/clang/Index/IndexDataConsumer.h
@@ -1,9 +1,8 @@
 //===--- IndexDataConsumer.h - Abstract index data consumer -----*- C++ -*-===//
 //
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 //
 //===----------------------------------------------------------------------===//
 
diff --git a/include/clang/Index/IndexSymbol.h b/include/clang/Index/IndexSymbol.h
index 8aaaa69545..2e1e6005d6 100644
--- a/include/clang/Index/IndexSymbol.h
+++ b/include/clang/Index/IndexSymbol.h
@@ -1,9 +1,8 @@
 //===- IndexSymbol.h - Types and functions for indexing symbols -*- C++ -*-===//
 //
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 //
 //===----------------------------------------------------------------------===//
 
@@ -119,8 +118,12 @@ enum class SymbolRole : uint32_t {
   RelationContainedBy = 1 << 17,
   RelationIBTypeOf = 1 << 18,
   RelationSpecializationOf = 1 << 19,
+
+  // Symbol only references the name of the object as written. For example, a
+  // constructor references the class declaration using that role.
+  NameReference = 1 << 20,
 };
-static const unsigned SymbolRoleBitNum = 20;
+static const unsigned SymbolRoleBitNum = 21;
 typedef unsigned SymbolRoleSet;
 
 /// Represents a relation to another symbol for a symbol occurrence.
diff --git a/include/clang/Index/IndexingAction.h b/include/clang/Index/IndexingAction.h
index 63e38975ce..9756f3c539 100644
--- a/include/clang/Index/IndexingAction.h
+++ b/include/clang/Index/IndexingAction.h
@@ -1,9 +1,8 @@
 //===--- IndexingAction.h - Frontend index action ---------------*- C++ -*-===//
 //
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 //
 //===----------------------------------------------------------------------===//
 
@@ -45,6 +44,9 @@ struct IndexingOptions {
   // callback is not available (e.g. after parsing has finished). Note that
   // macro references are not available in Proprocessor.
   bool IndexMacrosInPreprocessor = false;
+  // Has no effect if IndexFunctionLocals are false.
+  bool IndexParametersInDeclarations = false;
+  bool IndexTemplateParameters = false;
 };
 
 /// Creates a frontend action that indexes all symbols (macros and AST decls).
diff --git a/include/clang/Index/USRGeneration.h b/include/clang/Index/USRGeneration.h
index f1389ecc95..f89fc5cf49 100644
--- a/include/clang/Index/USRGeneration.h
+++ b/include/clang/Index/USRGeneration.h
@@ -1,9 +1,8 @@
 //===- USRGeneration.h - Routines for USR generation ------------*- C++ -*-===//
 //
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 //
 //===----------------------------------------------------------------------===//