[turbofan] Another fix for induction variable typing monotonicity.

test/mjsunit/compiler/regress-645851.js

Index: test/mjsunit/compiler/regress-645851.js
diff --git a/test/mjsunit/compiler/regress-621423.js b/test/mjsunit/compiler/regress-645851.js
similarity index 57%
copy from test/mjsunit/compiler/regress-621423.js
copy to test/mjsunit/compiler/regress-645851.js
index 962176ffbff75281ae55fed8a05fb40158f0d6f1..0ea70bd71ec53128bdc20873f4731ba19997c890 100644
--- a/test/mjsunit/compiler/regress-621423.js
+++ b/test/mjsunit/compiler/regress-645851.js
@@ -4,18 +4,16 @@
 
 // Flags: --allow-natives-syntax
 
-var a = [0, ""];
-a[0] = 0;
-
-function g(array) {
-  array[1] = undefined;
-}
-
 function f() {
-  g(function() {});
-  g(a);
+  var sum = 0;
+  while (1) {
+    for (var j = 0; j < 200; j -=  j) {
+      sum = sum + 1;
+      %OptimizeOsr();
+      if (sum == 2) return;
+    }
+  }
+  return sum;
 }
 
 f();
-%OptimizeFunctionOnNextCall(f);
-f();