1 files changed, 26 insertions, 0 deletions
diff --git a/deps/v8/test/mjsunit/regress/regress-996751.js b/deps/v8/test/mjsunit/regress/regress-996751.js
new file mode 100644
index 0000000000..71a4e329b1
--- /dev/null
+++ b/deps/v8/test/mjsunit/regress/regress-996751.js
@@ -0,0 +1,26 @@
+// Copyright 2019 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+// Flags: --stress-lazy-source-positions
+
+eval(`
+  eval("");
+  (function f() {
+    // This undefined should always be known to be the global undefined value,
+    // even though there is a sloppy eval call inside the top eval scope.
+    return undefined;
+  })();
+`);
+
+// The above logic should work through multiple layers of eval nesting.
+eval(`
+  eval(\`
+    eval(\\\`
+      eval("");
+      (function f() {
+        return undefined;
+      })();
+    \\\`);
+  \`);
+`);