*** old/src/share/vm/code/codeCache.cpp	Mon May  5 14:20:01 2014
--- new/src/share/vm/code/codeCache.cpp	Mon May  5 14:20:01 2014

*** 176,189 ****
--- 176,191 ----
    // Do not seize the CodeCache lock here--if the caller has not
    // already done so, we are going to lose bigtime, since the code
    // cache will contain a garbage CodeBlob until the caller can
    // run the constructor for the CodeBlob subclass he is busy
    // instantiating.
    guarantee(size >= 0, "allocation request must be reasonable");
    assert_locked_or_safepoint(CodeCache_lock);
+   assert(size > 0, "allocation request must be reasonable");
+   if (size <= 0) {
+     return NULL;
+   }
    CodeBlob* cb = NULL;
    _number_of_blobs++;
    while (true) {
      cb = (CodeBlob*)_heap->allocate(size, is_critical);
      if (cb != NULL) break;
      if (!_heap->expand_by(CodeCacheExpansionSize)) {
        // Expansion failed

*** 197,206 ****
--- 199,209 ----
      }
    }
    maxCodeCacheUsed = MAX2(maxCodeCacheUsed, ((address)_heap->high_boundary() -
                            (address)_heap->low_boundary()) - unallocated_capacity());
    print_trace("allocation", cb, size);
+   _number_of_blobs++;
    return cb;
  }
  
  void CodeCache::free(CodeBlob* cb) {
    assert_locked_or_safepoint(CodeCache_lock);