1 files changed, 18 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/basic/bug877378.js b/js/src/jit-test/tests/basic/bug877378.js
new file mode 100644
index 0000000000..06d63c10ee
--- /dev/null
+++ b/js/src/jit-test/tests/basic/bug877378.js
@@ -0,0 +1,18 @@
+evalcx("\
+    let z = 'x';\
+    for (var v of z) {\
+        y = evaluate(\"Object.defineProperty(this,\\\"y\\\",\
+                         {get:  function() {}}\
+                    );\",\
+               {catchTermination: true}\
+        );\
+    }",
+    newGlobal('')
+)
+
+evalcx("\
+    for (x = 0; x < 1; ++x) { \
+        v = evaluate(\"gc\",{ \
+        })\
+    }\
+", newGlobal(''));