1 files changed, 12 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/regexp/replace-exec.js b/js/src/jit-test/tests/regexp/replace-exec.js
new file mode 100644
index 0000000000..b6488ec678
--- /dev/null
+++ b/js/src/jit-test/tests/regexp/replace-exec.js
@@ -0,0 +1,12 @@
+function test() {
+    var re = /abc.+de/;
+    var c = 0;
+    for (var i = 0; i < 100; i++) {
+        assertEq(re.test("abcXdef"), true);
+        if (i === 60) {
+            RegExp.prototype.exec = () => { c++; return {}; };
+        }
+    }
+    assertEq(c, 39);
+}
+test();