vendor/clang/clang-trunk-r351319

1 files changed, 52 insertions, 18 deletions

diff --git a/include/clang/Sema/CodeCompleteConsumer.h b/include/clang/Sema/CodeCompleteConsumer.h
index ede3ddf919931..5e46a84128d54 100644
--- a/include/clang/Sema/CodeCompleteConsumer.h
+++ b/include/clang/Sema/CodeCompleteConsumer.h
@@ -17,6 +17,7 @@
 #include "clang-c/Index.h"
 #include "clang/AST/Type.h"
 #include "clang/Basic/LLVM.h"
+#include "clang/Lex/MacroInfo.h"
 #include "clang/Sema/CodeCompleteOptions.h"
 #include "clang/Sema/DeclSpec.h"
 #include "llvm/ADT/ArrayRef.h"
@@ -271,11 +272,15 @@ public:
     CCC_Type,
 
     /// Code completion occurred where a new name is expected.
-    CCC_Name,
+    CCC_NewName,
 
-    /// Code completion occurred where a new name is expected and a
-    /// qualified name is permissible.
-    CCC_PotentiallyQualifiedName,
+    /// Code completion occurred where both a new name and an existing symbol is
+    /// permissible.
+    CCC_SymbolOrNewName,
+
+    /// Code completion occurred where an existing name(such as type, function
+    /// or variable) is expected.
+    CCC_Symbol,
 
     /// Code completion occurred where an macro is being defined.
     CCC_MacroName,
@@ -322,6 +327,9 @@ public:
     /// Code completion where an Objective-C category name is expected.
     CCC_ObjCCategoryName,
 
+    /// Code completion inside the filename part of a #include directive.
+    CCC_IncludedFile,
+
     /// An unknown context, in which we are recovering from a parsing
     /// error and don't know which completions we should give.
     CCC_Recovery
@@ -817,6 +825,9 @@ public:
   /// Whether this result is hidden by another name.
   bool Hidden : 1;
 
+  /// Whether this is a class member from base class.
+  bool InBaseClass : 1;
+
   /// Whether this result was found via lookup into a base class.
   bool QualifierIsInformative : 1;
 
@@ -843,6 +854,11 @@ public:
   /// corresponding `using decl::qualified::name;` nearby.
   const UsingShadowDecl *ShadowDecl = nullptr;
 
+  /// If the result is RK_Macro, this can store the information about the macro
+  /// definition. This should be set in most cases but can be missing when
+  /// the macro has been undefined.
+  const MacroInfo *MacroDefInfo = nullptr;
+
   /// Build a result that refers to a declaration.
   CodeCompletionResult(const NamedDecl *Declaration, unsigned Priority,
                        NestedNameSpecifier *Qualifier = nullptr,
@@ -850,7 +866,7 @@ public:
                        bool Accessible = true,
                        std::vector<FixItHint> FixIts = std::vector<FixItHint>())
       : Declaration(Declaration), Priority(Priority), Kind(RK_Declaration),
-        FixIts(std::move(FixIts)), Hidden(false),
+        FixIts(std::move(FixIts)), Hidden(false), InBaseClass(false),
         QualifierIsInformative(QualifierIsInformative),
         StartsNestedNameSpecifier(false), AllParametersAreInformative(false),
         DeclaringEntity(false), Qualifier(Qualifier) {
@@ -861,35 +877,38 @@ public:
   /// Build a result that refers to a keyword or symbol.
   CodeCompletionResult(const char *Keyword, unsigned Priority = CCP_Keyword)
       : Keyword(Keyword), Priority(Priority), Kind(RK_Keyword),
-        CursorKind(CXCursor_NotImplemented), Hidden(false),
+        CursorKind(CXCursor_NotImplemented), Hidden(false), InBaseClass(false),
         QualifierIsInformative(false), StartsNestedNameSpecifier(false),
         AllParametersAreInformative(false), DeclaringEntity(false) {}
 
   /// Build a result that refers to a macro.
   CodeCompletionResult(const IdentifierInfo *Macro,
+                       const MacroInfo *MI = nullptr,
                        unsigned Priority = CCP_Macro)
       : Macro(Macro), Priority(Priority), Kind(RK_Macro),
-        CursorKind(CXCursor_MacroDefinition), Hidden(false),
+        CursorKind(CXCursor_MacroDefinition), Hidden(false), InBaseClass(false),
         QualifierIsInformative(false), StartsNestedNameSpecifier(false),
-        AllParametersAreInformative(false), DeclaringEntity(false) {}
+        AllParametersAreInformative(false), DeclaringEntity(false),
+        MacroDefInfo(MI) {}
 
   /// Build a result that refers to a pattern.
-  CodeCompletionResult(CodeCompletionString *Pattern,
-                       unsigned Priority = CCP_CodePattern,
-                       CXCursorKind CursorKind = CXCursor_NotImplemented,
-                   CXAvailabilityKind Availability = CXAvailability_Available,
-                       const NamedDecl *D = nullptr)
+  CodeCompletionResult(
+      CodeCompletionString *Pattern, unsigned Priority = CCP_CodePattern,
+      CXCursorKind CursorKind = CXCursor_NotImplemented,
+      CXAvailabilityKind Availability = CXAvailability_Available,
+      const NamedDecl *D = nullptr)
       : Declaration(D), Pattern(Pattern), Priority(Priority), Kind(RK_Pattern),
         CursorKind(CursorKind), Availability(Availability), Hidden(false),
-        QualifierIsInformative(false), StartsNestedNameSpecifier(false),
-        AllParametersAreInformative(false), DeclaringEntity(false) {}
+        InBaseClass(false), QualifierIsInformative(false),
+        StartsNestedNameSpecifier(false), AllParametersAreInformative(false),
+        DeclaringEntity(false) {}
 
   /// Build a result that refers to a pattern with an associated
   /// declaration.
   CodeCompletionResult(CodeCompletionString *Pattern, const NamedDecl *D,
                        unsigned Priority)
       : Declaration(D), Pattern(Pattern), Priority(Priority), Kind(RK_Pattern),
-        Hidden(false), QualifierIsInformative(false),
+        Hidden(false), InBaseClass(false), QualifierIsInformative(false),
         StartsNestedNameSpecifier(false), AllParametersAreInformative(false),
         DeclaringEntity(false) {
     computeCursorKindAndAvailability();
@@ -935,6 +954,16 @@ public:
                                      CodeCompletionAllocator &Allocator,
                                      CodeCompletionTUInfo &CCTUInfo);
 
+  CodeCompletionString *createCodeCompletionStringForDecl(
+      Preprocessor &PP, ASTContext &Ctx, CodeCompletionBuilder &Result,
+      bool IncludeBriefComments, const CodeCompletionContext &CCContext,
+      PrintingPolicy &Policy);
+
+  CodeCompletionString *createCodeCompletionStringForOverride(
+      Preprocessor &PP, ASTContext &Ctx, CodeCompletionBuilder &Result,
+      bool IncludeBriefComments, const CodeCompletionContext &CCContext,
+      PrintingPolicy &Policy);
+
   /// Retrieve the name that should be used to order a result.
   ///
   /// If the name needs to be constructed as a string, that string will be
@@ -1114,9 +1143,13 @@ public:
   /// \param Candidates an array of overload candidates.
   ///
   /// \param NumCandidates the number of overload candidates
+  ///
+  /// \param OpenParLoc location of the opening parenthesis of the argument
+  ///        list.
   virtual void ProcessOverloadCandidates(Sema &S, unsigned CurrentArg,
                                          OverloadCandidate *Candidates,
-                                         unsigned NumCandidates) {}
+                                         unsigned NumCandidates,
+                                         SourceLocation OpenParLoc) {}
   //@}
 
   /// Retrieve the allocator that will be used to allocate
@@ -1166,7 +1199,8 @@ public:
 
   void ProcessOverloadCandidates(Sema &S, unsigned CurrentArg,
                                  OverloadCandidate *Candidates,
-                                 unsigned NumCandidates) override;
+                                 unsigned NumCandidates,
+                                 SourceLocation OpenParLoc) override;
 
   bool isResultFilteredOut(StringRef Filter, CodeCompletionResult Results) override;