Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 19 insertions, 0 deletions

diff --git a/js/src/tests/test262/language/expressions/logical-assignment/lgcl-nullish-eval-strict-strict.js b/js/src/tests/test262/language/expressions/logical-assignment/lgcl-nullish-eval-strict-strict.js
new file mode 100644
index 0000000000..61ff3631bc
--- /dev/null
+++ b/js/src/tests/test262/language/expressions/logical-assignment/lgcl-nullish-eval-strict-strict.js
@@ -0,0 +1,19 @@
+// |reftest| error:SyntaxError
+'use strict';
+// Copyright (C) 2020 Rick Waldron. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-assignment-operators
+description: >
+    Strict Mode - SyntaxError is thrown if the identifier eval appear
+    as the LeftHandSideExpression of a Logical Assignment operator(??=)
+flags: [onlyStrict]
+negative:
+  phase: parse
+  type: SyntaxError
+features: [logical-assignment-operators]
+---*/
+$DONOTEVALUATE();
+
+eval ??= 20;