Correct issue 696 with Date.parse returning a value when called on a non date...

src/dateparser.cc

 // 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 15 matching lines @@
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 #include "v8.h"
 
 #include "dateparser.h"
 
 namespace v8 {
 namespace internal {
 
 bool DateParser::DayComposer::Write(FixedArray* output) {
-  // Set year to 0 by default.
-  if (index_ < 1) {
-    comp_[index_++] = 1;
-  }
-
-  // Day and month defaults to 1.
-  while (index_ < kSize) {
-      comp_[index_++] = 1;
-  }
+    if (index_ < 1) return false;
+   // Day and month defaults to 1.
+   while (index_ < kSize) {
+       comp_[index_++] = 1;
+   }
 
   int year = 0;  // Default year is 0 (=> 2000) for KJS compatibility.
   int month = kNone;
   int day = kNone;
 
   if (named_month_ == kNone) {
-    if (index_ < 2) return false;
     if (index_ == 3 && !IsDay(comp_[0])) {
       // YMD
       year = comp_[0];
       month = comp_[1];
       day = comp_[2];
     } else {
       // MD(Y)
       month = comp_[0];
       day = comp_[1];
       if (index_ == 3) year = comp_[2];
     }
   } else {
     month = named_month_;
-    if (index_ < 1) return false;
     if (index_ == 1) {
       // MD or DM
       day = comp_[0];
     } else if (!IsDay(comp_[0])) {
       // YMD, MYD, or YDM
       year = comp_[0];
       day = comp_[1];
     } else {
       // DMY, MDY, or DYM
       day = comp_[0];
@@ skipping 99 matching lines @@
     if (j == kPrefixLength &&
         (len <= kPrefixLength || array[i][kTypeOffset] == MONTH_NAME)) {
       return i;
     }
   }
   return i;
 }
 
 
 } }  // namespace v8::internal