1 files changed, 2 insertions, 0 deletions
diff --git a/clang/lib/AST/Expr.cpp b/clang/lib/AST/Expr.cpp
index 6d8b165e715..f51e188b416 100644
--- a/clang/lib/AST/Expr.cpp
+++ b/clang/lib/AST/Expr.cpp
@@ -2094,6 +2094,8 @@ bool Expr::isUnusedResultAWarning(const Expr *&WarnE, SourceLocation &Loc,
     case OO_Greater:
     case OO_GreaterEqual:
     case OO_LessEqual:
+      if (Op->getCallReturnType()->isReferenceType())
+        break;
       WarnE = this;
       Loc = Op->getOperatorLoc();
       R1 = Op->getSourceRange();