Add m-esr52 at 52.6.0

1 files changed, 11 insertions, 0 deletions

diff --git a/js/src/tests/js1_8_5/extensions/regress-636697.js b/js/src/tests/js1_8_5/extensions/regress-636697.js
new file mode 100644
index 000000000..6b3b1de37
--- /dev/null
+++ b/js/src/tests/js1_8_5/extensions/regress-636697.js
@@ -0,0 +1,11 @@
+// Any copyright is dedicated to the Public Domain.
+// http://creativecommons.org/licenses/publicdomain/
+
+var a = {set p(x) {}};
+a.watch('p', function () {});
+var b = Object.create(a);
+b.watch('p', function () {});
+delete b.p;
+b.p = 0;
+
+reportCompare(0, 0, 'ok');