Fix handling of numbers in SameValue method.

test/mjsunit/regress/regress-2186.js

Index: test/mjsunit/regress/regress-2186.js
diff --git a/test/mjsunit/regress/regress-2034.js b/test/mjsunit/regress/regress-2186.js
similarity index 79%
copy from test/mjsunit/regress/regress-2034.js
copy to test/mjsunit/regress/regress-2186.js
index c510f97fc3030612457a72b3fa144f134e426668..0921dceadb2d0f8dc621c437aac3e064ea72b2c4 100644
--- a/test/mjsunit/regress/regress-2034.js
+++ b/test/mjsunit/regress/regress-2186.js
@@ -27,20 +27,23 @@
 
 // Flags: --harmony-collections
 
-var key = {};
-var map = new WeakMap;
-Object.preventExtensions(key);
+function heapify(i) {
+  return 2.0 * (i / 2);
+}
+heapify(1);
 
-// Try querying using frozen key.
-assertFalse(map.has(key));
-assertSame(undefined, map.get(key));
+var ONE = 1;
+var ANOTHER_ONE = heapify(ONE);
+assertSame(ONE, ANOTHER_ONE);
+assertEquals("number", typeof ONE);
+assertEquals("number", typeof ANOTHER_ONE);
 
-// Try adding using frozen key.
-map.set(key, 1);
-assertTrue(map.has(key));
-assertSame(1, map.get(key));
+var set = new Set;
+set.add(ONE);
+assertTrue(set.has(ONE));
+assertTrue(set.has(ANOTHER_ONE));
 
-// Try deleting using frozen key.
-map.delete(key, 1);
-assertFalse(map.has(key));
-assertSame(undefined, map.get(key));
+var map = new Map;
+map.set(ONE, 23);
+assertSame(23, map.get(ONE));
+assertSame(23, map.get(ANOTHER_ONE));