Optimize calls to evals. Most of the time there is no reason to...

test/mjsunit/eval.js

 // Copyright 2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 32 matching lines @@
 } catch (e) {
   assertEquals('SyntaxError', e.name);
 }
 
 
 // eval has special evaluation order for consistency with other browsers.
 global_eval = eval;
 assertEquals(void 0, eval(eval("var eval = function f(x) { return 'hest';}")))
 eval = global_eval;
 
-//Test eval with different number of parameters.
+// Test eval with different number of parameters.
 global_eval = eval;
 eval = function(x, y) { return x + y; };
 assertEquals(4, eval(2, 2));
 eval = global_eval;
 
 // Test that un-aliased eval reads from local context.
 foo = 0;
 result =
   (function() {
     var foo = 2;
@@ skipping 84 matching lines @@
     return obj.f(eval);
   })();
 assertEquals(this, result);
 
 eval = function(x) { return 2 * x; };
 result =
   (function() {
     return (function() { return eval(2); })();
   })();
 assertEquals(4, result);