For DR712: store on a MemberExpr whether it constitutes an odr-use.

llvm-svn: 363087
diff --git a/clang/lib/Serialization/ASTWriterStmt.cpp b/clang/lib/Serialization/ASTWriterStmt.cpp
index 2b70752..bd71546 100644
--- a/clang/lib/Serialization/ASTWriterStmt.cpp
+++ b/clang/lib/Serialization/ASTWriterStmt.cpp
@@ -686,6 +686,7 @@
   Record.AddSourceLocation(E->getMemberLoc());
   Record.push_back(E->isArrow());
   Record.push_back(E->hadMultipleCandidates());
+  Record.push_back(E->isNonOdrUse());
   Record.AddSourceLocation(E->getOperatorLoc());
 
   if (HasFoundDecl) {