diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/basic/regexp-reset-input.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/basic/regexp-reset-input.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,8 @@
+var re = /(pattern)/g;
+var input = "patternpatternpattern";
+re.exec(input)
+RegExp.input = "satturn";
+assertEq(RegExp.$1, "pattern");
+assertEq(RegExp.lastMatch, "pattern");
+assertEq(RegExp.lastParen, "pattern");
+assertEq(RegExp.rightContext, "patternpattern");