1 files changed, 1 insertions, 0 deletions
diff --git a/lib/AST/Expr.cpp b/lib/AST/Expr.cpp
index 9085d2cc0d..a01832f2ee 100644
--- a/lib/AST/Expr.cpp
+++ b/lib/AST/Expr.cpp
@@ -556,6 +556,7 @@ bool Expr::isConstantExpr(ASTContext &Ctx, SourceLocation *Loc) const {
   case ImaginaryLiteralClass:
   case TypesCompatibleExprClass:
   case CXXBoolLiteralExprClass:
+  case AddrLabelExprClass:
     return true;
   case CallExprClass: {
     const CallExpr *CE = cast<CallExpr>(this);