Fixed compound/count operations with getter-only accessor properties.

test/mjsunit/regress/regress-crbug-140083.js

Index: test/mjsunit/regress/regress-crbug-140083.js
diff --git a/test/mjsunit/regress/regress-2045.js b/test/mjsunit/regress/regress-crbug-140083.js
similarity index 84%
copy from test/mjsunit/regress/regress-2045.js
copy to test/mjsunit/regress/regress-crbug-140083.js
index 822ee1fa4641b4a0ba15eee2c2a2e59411db7d4d..e38192cd8a7fdc1d69cfb887b15f610a0650a6ee 100644
--- a/test/mjsunit/regress/regress-2045.js
+++ b/test/mjsunit/regress/regress-crbug-140083.js
@@ -27,23 +27,18 @@
 
 // Flags: --allow-natives-syntax
 
-function foo() {
-  assertEquals(2, arguments.length);
-}
+// Test that the absence of a setter in a compound/count operation works.
 
-function bar() {
-  G.x;
-  return foo.apply(this, arguments);
-}
+Object.defineProperty(Object.prototype, "foo",
+                      { get: function() { return 123; } });
 
-function baz() {
-  return bar(1, 2);
+function bar(o) {
+  o.foo += 42;
+  o.foo++;
 }
 
-G = {x: 0};
-baz();
-baz();
-%OptimizeFunctionOnNextCall(baz);
-baz();
-delete G.x;
-baz();
+var baz = {};
+bar(baz);
+bar(baz);
+%OptimizeFunctionOnNextCall(bar)
+bar(baz);