Add SourceRange to PPCallbacks::Defined callback.

llvm-svn: 186707

clang/include/clang/Lex/PPCallbacks.h

@@ -231,7 +231,8 @@ public:
   
   /// \brief Hook called whenever the 'defined' operator is seen.
   /// \param MD The MacroDirective if the name was a macro, null otherwise.
-  virtual void Defined(const Token &MacroNameTok, const MacroDirective *MD) {
+  virtual void Defined(const Token &MacroNameTok, const MacroDirective *MD,
+                       SourceRange Range) {
   }
   
   /// \brief Hook called when a source range is skipped.
@@ -410,9 +411,10 @@ public:
     Second->MacroUndefined(MacroNameTok, MD);
   }
 
-  virtual void Defined(const Token &MacroNameTok, const MacroDirective *MD) {
-    First->Defined(MacroNameTok, MD);
-    Second->Defined(MacroNameTok, MD);
+  virtual void Defined(const Token &MacroNameTok, const MacroDirective *MD,
+                       SourceRange Range) {
+    First->Defined(MacroNameTok, MD, Range);
+    Second->Defined(MacroNameTok, MD, Range);
   }
 
   virtual void SourceRangeSkipped(SourceRange Range) {

clang/include/clang/Lex/PreprocessingRecord.h

@@ -576,7 +576,8 @@ namespace clang {
     virtual void Ifndef(SourceLocation Loc, const Token &MacroNameTok,
                         const MacroDirective *MD);
     /// \brief Hook called whenever the 'defined' operator is seen.
-    virtual void Defined(const Token &MacroNameTok, const MacroDirective *MD);
+    virtual void Defined(const Token &MacroNameTok, const MacroDirective *MD,
+                         SourceRange Range);
 
     void addMacroExpansion(const Token &Id, const MacroInfo *MI,
                            SourceRange Range);

clang/lib/Lex/PPExpressions.cpp

@@ -82,7 +82,8 @@ struct DefinedTracker {
 static bool EvaluateDefined(PPValue &Result, Token &PeekTok, DefinedTracker &DT,
                             bool ValueLive, Preprocessor &PP) {
   IdentifierInfo *II;
-  Result.setBegin(PeekTok.getLocation());
+  SourceLocation beginLoc(PeekTok.getLocation());
+  Result.setBegin(beginLoc);
 
   // Get the next token, don't expand it.
   PP.LexUnexpandedNonComment(PeekTok);
@@ -119,14 +120,8 @@ static bool EvaluateDefined(PPValue &Result, Token &PeekTok, DefinedTracker &DT,
     PP.markMacroAsUsed(Macro->getMacroInfo());
   }
 
-  // Invoke the 'defined' callback.
-  if (PPCallbacks *Callbacks = PP.getPPCallbacks()) {
-    MacroDirective *MD = Macro;
-    // Pass the MacroInfo for the macro name even if the value is dead.
-    if (!MD && Result.Val != 0)
-      MD = PP.getMacroDirective(II);
-    Callbacks->Defined(PeekTok, MD);
-  }
+  // Save macro token for callback.
+  Token macroToken(PeekTok);
 
   // If we are in parens, ensure we have a trailing ).
   if (LParenLoc.isValid()) {
@@ -148,6 +143,16 @@ static bool EvaluateDefined(PPValue &Result, Token &PeekTok, DefinedTracker &DT,
     PP.LexNonComment(PeekTok);
   }
 
+  // Invoke the 'defined' callback.
+  if (PPCallbacks *Callbacks = PP.getPPCallbacks()) {
+    MacroDirective *MD = Macro;
+    // Pass the MacroInfo for the macro name even if the value is dead.
+    if (!MD && Result.Val != 0)
+      MD = PP.getMacroDirective(II);
+    Callbacks->Defined(macroToken, MD,
+                       SourceRange(beginLoc, PeekTok.getLocation()));
+  }
+
   // Success, remember that we saw defined(X).
   DT.State = DefinedTracker::DefinedMacro;
   DT.TheMacro = II;

clang/lib/Lex/PreprocessingRecord.cpp

@@ -398,7 +398,8 @@ void PreprocessingRecord::Ifndef(SourceLocation Loc, const Token &MacroNameTok,
 }
 
 void PreprocessingRecord::Defined(const Token &MacroNameTok,
-                                  const MacroDirective *MD) {
+                                  const MacroDirective *MD,
+                                  SourceRange Range) {
   // This is not actually a macro expansion but record it as a macro reference.
   if (MD)
     addMacroExpansion(MacroNameTok, MD->getMacroInfo(),