media_Bench and ffmpeg_tests disable exception handler by default...

media/tools/media_bench/media_bench.cc

 // Copyright (c) 2010 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.
 
 // Standalone benchmarking application based on FFmpeg.  This tool is used to
 // measure decoding performance between different FFmpeg compile and run-time
 // options.  We also use this tool to measure performance regressions when
 // testing newer builds of FFmpeg from trunk.
 
 #include "build/build_config.h"
@@ skipping 31 matching lines @@
 const char kSkip[]         = "skip";
 const char kFlush[]        = "flush";
 const char kDjb2[]         = "djb2";
 const char kMd5[]          = "md5";
 const char kFrames[]       = "frames";
 const char kLoop[]         = "loop";
 
 }  // namespace switches
 
 #if defined(OS_WIN)
+
+// Enable to build with exception handler
+//#define ENABLE_WINDOWS_EXCEPTIONS 1
+
+#ifdef ENABLE_WINDOWS_EXCEPTIONS
 // warning: disable warning about exception handler.
 #pragma warning(disable:4509)
+#endif
 
 // Thread priorities to make benchmark more stable.
 
 void EnterTimingSection() {
   SetThreadPriority(GetCurrentThread(), THREAD_PRIORITY_ABOVE_NORMAL);
 }
 
 void LeaveTimingSection() {
   SetThreadPriority(GetCurrentThread(), THREAD_PRIORITY_NORMAL);
 }
@@ skipping 138 matching lines @@
 
   int skip = 0;
   if (cmd_line->HasSwitch(switches::kSkip)) {
     std::string skip_opt(cmd_line->GetSwitchValueASCII(switches::kSkip));
     if (!StringToInt(skip_opt, &skip)) {
       skip = 0;
     }
   }
 
   std::ostream* log_out = &std::cout;
-#if defined(OS_WIN)
+#if defined(ENABLE_WINDOWS_EXCEPTIONS)
   // Catch exceptions so this tool can be used in automated testing.
   __try {
 #endif
 
   // Register FFmpeg and attempt to open file.
   avcodec_init();
   av_log_set_level(verbose_level);
   av_register_all();
   av_register_protocol(&kFFmpegFileProtocol);
   AVFormatContext* format_context = NULL;
@@ skipping 324 matching lines @@
   if (hash_djb2) {
     *log_out << "  DJB2 Hash:" << std::setw(11) << hash_value
              << "  " << in_path << std::endl;
   }
   if (hash_md5) {
     MD5Digest digest;  // The result of the computation.
     MD5Final(&digest, &ctx);
     *log_out << "   MD5 Hash: " << MD5DigestToBase16(digest)
              << " " << in_path << std::endl;
   }
-#if defined(OS_WIN)
+#if defined(ENABLE_WINDOWS_EXCEPTIONS)
   } __except(EXCEPTION_EXECUTE_HANDLER) {
     *log_out << "  Exception:" << std::setw(11) << GetExceptionCode()
              << " " << in_path << std::endl;
     return 1;
   }
 #endif
   CommandLine::Reset();
   return 0;
 }