Roll re2 dba3349..596d73e.

testing/libfuzzer/fuzzers/re2_fuzzer.cc

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Copyright 2016 The RE2 Authors.  All Rights Reserved.
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <map>
 #include <string>
 
 #include "re2/re2.h"
-#include "util/logging.h"

[tfarina, 2017/02/13 10:09:05]

Is this change and the other below necessary for the roll?

[mmoroz, 2017/02/13 10:15:46]

Yes. This header doesn't exist anymore. Due to that, line #73 is not valid
anymore as well. It is being used to suppress logging, but now it is being
suppressed by default.

 
 using re2::StringPiece;
 using std::string;
 
 // NOT static, NOT signed.
 uint8_t dummy = 0;
 
 void Test(StringPiece pattern, const RE2::Options& options, StringPiece text) {
   RE2 re(pattern, options);
   if (!re.ok())
@@ skipping 36 matching lines @@
   uint32_t hash = 0;
   for (size_t i = 0; i < size; i++) {
     hash += data[i];
     hash += (hash << 10);
     hash ^= (hash >> 6);
   }
   hash += (hash << 3);
   hash ^= (hash >> 11);
   hash += (hash << 15);
 
-  re2::FLAGS_minloglevel = 3;
   RE2::Options options;
   options.set_log_errors(false);
   options.set_encoding(hash & 1 ? RE2::Options::EncodingLatin1
                                 : RE2::Options::EncodingUTF8);
   options.set_posix_syntax(hash & 2);
   options.set_longest_match(hash & 4);
   options.set_literal(hash & 8);
   options.set_never_nl(hash & 16);
   options.set_dot_nl(hash & 32);
   options.set_never_capture(hash & 64);
@@ skipping 14 matching lines @@
       break;
 
     int frac = len / i;
     pattern = StringPiece(ptr, frac);
     text = StringPiece(ptr + frac, len - frac);
     Test(pattern, options, text);
   }
 
   return 0;
 }