1 files changed, 2 insertions, 1 deletions
diff --git a/clang/lib/Sema/SemaExprCXX.cpp b/clang/lib/Sema/SemaExprCXX.cpp
index de72400ac48..0f1db2b12d6 100644
--- a/clang/lib/Sema/SemaExprCXX.cpp
+++ b/clang/lib/Sema/SemaExprCXX.cpp
@@ -3566,7 +3566,8 @@ static uint64_t EvaluateArrayTypeTrait(Sema &Self, ArrayTypeTrait ATT,
           false).isInvalid())
       return 0;
     if (Value.isSigned() && Value.isNegative()) {
-      Self.Diag(KeyLoc, diag::err_dimension_expr_not_constant_integer);
+      Self.Diag(KeyLoc, diag::err_dimension_expr_not_constant_integer)
+        << DimExpr->getSourceRange();
       return 0;
     }
     Dim = Value.getLimitedValue();