1 files changed, 18 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/arguments/bug-917585-relax-aliasing-constraints.js b/js/src/jit-test/tests/arguments/bug-917585-relax-aliasing-constraints.js
new file mode 100644
index 0000000000..03f77d7a7f
--- /dev/null
+++ b/js/src/jit-test/tests/arguments/bug-917585-relax-aliasing-constraints.js
@@ -0,0 +1,18 @@
+
+function foo(a, b) {
+    blah(function (x) { a = x; }, b);
+    return arguments[0];
+}
+
+function blah(f, b) {
+    f(b);
+}
+
+function main() {
+    for (var i = 0; i < 1500; i++) {
+        var x = foo(i, i*2);
+        assertEq(x, i*2);
+    }
+}
+
+main();