1 files changed, 57 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/module-code/top-level-await/await-expr-regexp.js b/js/src/tests/test262/language/module-code/top-level-await/await-expr-regexp.js
new file mode 100644
index 0000000000..9bb6e88c08
--- /dev/null
+++ b/js/src/tests/test262/language/module-code/top-level-await/await-expr-regexp.js
@@ -0,0 +1,57 @@
+// |reftest| module async
+// Copyright (C) 2019 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+description: >
+  Verify a RegularExpressionLiteral following an AwaitExpression is
+  not ambiguous to an Division
+info: |
+  ModuleItem:
+    StatementListItem[~Yield, +Await, ~Return]
+
+  ...
+
+  UnaryExpression[Yield, Await]
+    [+Await]AwaitExpression[?Yield]
+
+  AwaitExpression[Yield]:
+    await UnaryExpression[?Yield, +Await]
+
+  ...
+
+  PrimaryExpression[Yield, Await]:
+    this
+    IdentifierReference[?Yield, ?Await]
+    Literal
+    ArrayLiteral[?Yield, ?Await]
+    ObjectLiteral[?Yield, ?Await]
+    FunctionExpression
+    ClassExpression[?Yield, ?Await]
+    GeneratorExpression
+    AsyncFunctionExpression
+    AsyncGeneratorExpression
+    RegularExpressionLiteral
+    TemplateLiteral[?Yield, ?Await, ~Tagged]
+    CoverParenthesizedExpressionAndArrowParameterList[?Yield, ?Await]
+esid: prod-AwaitExpression
+flags: [module, async]
+features: [top-level-await]
+---*/
+
+var lol = false;
+var x = {
+  get y() {
+    lol = true;
+  }
+};
+
+var g = 42;
+
+await /x.y/g;
+
+if (lol) {
+  $DONE('It should be a RegExp');
+} else {
+  $DONE();
+}