Bug 625199 - Actually that NULL check was necessary in js_GetPropertyHelperInline (having a non-null pc does not mean currentScript is non-null because currentScript returns null when cx->fp is in another compartment (r=bustage) CLOSED TREE

--HG--
extra : rebase_source : f35ede2c9fba57aa09775cf80e8ce064d1f90394

js/src/jsobj.cpp

@@ -4562,11 +4562,14 @@ js_GetPropertyHelperInline(JSContext *cx, HandleObject obj, HandleObject receive
                 return false;
             }
 
-            if (!cx->hasStrictOption() ||
-                cx->stack.currentScript()->warnedAboutUndefinedProp ||
-                (op != JSOP_GETPROP && op != JSOP_GETELEM)) {
-                return JS_TRUE;
-            }
+            /* Don't warn if not strict or for random getprop operations. */
+            if (!cx->hasStrictOption() || (op != JSOP_GETPROP && op != JSOP_GETELEM))
+                return true;
+
+            /* Don't warn repeatedly for the same script. */
+            JSScript *script = cx->stack.currentScript();
+            if (!script || script->warnedAboutUndefinedProp)
+                return true;
 
             /*
              * XXX do not warn about missing __iterator__ as the function