PR28438: Update the information on an identifier with local definitions before

trying to write out its macro graph, in case we imported a module that added
another module macro between the most recent local definition and the end of
the module.

llvm-svn: 279024

1 files changed, 6 insertions, 1 deletions

diff --git a/clang/lib/Lex/Preprocessor.cpp b/clang/lib/Lex/Preprocessor.cpp
index f0d68725462..73039373824 100644
--- a/clang/lib/Lex/Preprocessor.cpp
+++ b/clang/lib/Lex/Preprocessor.cpp
@@ -618,6 +618,11 @@ static diag::kind getFutureCompatDiagKind(const IdentifierInfo &II,
       "Keyword not known to come from a newer Standard or proposed Standard");
 }
 
+void Preprocessor::updateOutOfDateIdentifier(IdentifierInfo &II) const {
+  assert(II.isOutOfDate() && "not out of date");
+  getExternalSource()->updateOutOfDateIdentifier(II);
+}
+
 /// HandleIdentifier - This callback is invoked when the lexer reads an
 /// identifier.  This callback looks up the identifier in the map and/or
 /// potentially macro expands it or turns it into a named token (like 'for').
@@ -642,7 +647,7 @@ bool Preprocessor::HandleIdentifier(Token &Identifier) {
     if (&II == Ident__VA_ARGS__)
       CurrentIsPoisoned = Ident__VA_ARGS__->isPoisoned();
 
-    ExternalSource->updateOutOfDateIdentifier(II);
+    updateOutOfDateIdentifier(II);
     Identifier.setKind(II.getTokenID());
 
     if (&II == Ident__VA_ARGS__)