1 files changed, 18 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/bug847682.js b/js/src/jit-test/tests/bug847682.js
new file mode 100644
index 0000000000..18c6cb49b1
--- /dev/null
+++ b/js/src/jit-test/tests/bug847682.js
@@ -0,0 +1,18 @@
+function computeInputVariants(len) {
+  var orig = "";
+  var pointed = "";
+  for (var i = 0; i < len; i++) {
+    orig += (i%10)+"";
+    pointed += (i%10)+".";
+  }
+  return [orig, pointed];
+}
+
+function test() {
+  var re11 = /\./g;
+  for (var i=0; i < 40; i++) {
+    var a = computeInputVariants(i);
+    assertEq(a[0], a[1].replace(re11, ''))
+  }
+}
+test();