Explicitly link macro instantiations to macro definitions in the

preprocessing record. Use that link with clang_getCursorReferenced()
and clang_getCursorDefinition() to match instantiations of a macro to
the definition of the macro.

llvm-svn: 98842

1 files changed, 8 insertions, 0 deletions

diff --git a/clang/tools/CIndex/CIndex.cpp b/clang/tools/CIndex/CIndex.cpp
index ce2188550bd..47d156c6ceb 100644
--- a/clang/tools/CIndex/CIndex.cpp
+++ b/clang/tools/CIndex/CIndex.cpp
@@ -1765,6 +1765,11 @@ CXCursor clang_getCursorReferenced(CXCursor C) {
     return clang_getNullCursor();
   }
 
+  if (C.kind == CXCursor_MacroInstantiation) {
+    if (MacroDefinition *Def = getCursorMacroInstantiation(C)->getDefinition())
+      return MakeMacroDefinitionCursor(Def, CXXUnit);
+  }
+
   if (!clang_isReference(C.kind))
     return clang_getNullCursor();
 
@@ -1803,6 +1808,9 @@ CXCursor clang_getCursorDefinition(CXCursor C) {
     WasReference = true;
   }
 
+  if (C.kind == CXCursor_MacroInstantiation)
+    return clang_getCursorReferenced(C);
+
   if (!clang_isDeclaration(C.kind))
     return clang_getNullCursor();