Bugfix in hydrogen GVN.

test/mjsunit/regress/regress-467481.js

Index: test/mjsunit/regress/regress-467481.js
diff --git a/test/mjsunit/regress/regress-449291.js b/test/mjsunit/regress/regress-467481.js
similarity index 52%
copy from test/mjsunit/regress/regress-449291.js
copy to test/mjsunit/regress/regress-467481.js
index fb56027b67f3f176f1432c11b39075aec6cc8429..dcb12d89b0b0c857c28fdd55ff941a9bfcadf941 100644
--- a/test/mjsunit/regress/regress-449291.js
+++ b/test/mjsunit/regress/regress-467481.js
@@ -4,16 +4,19 @@
 
 // Flags: --allow-natives-syntax
 
-a = {y:1.5};
-a.y = 1093445778;
-b = a.y;
-c = {y:{}};
-
-function f() {
-  return {y: b};
+function f(a1, a2) {
+  var v7 = a2[0];
+  var v8 = a1[0];
+  a2[0] = 0.3;
 }
-
-f();
-f();
+v6 = new Array(1);
+v6[0] = "tagged";
+f(v6, [1]);
+v5 = new Array(1);
+v5[0] = 0.1;
+f(v5, v5);
+v5 = new Array(10);
+f(v5, v5);
 %OptimizeFunctionOnNextCall(f);
-assertEquals(f().y, 1093445778);
+f(v5, v5);
+v5[0];