Set correct default icu data file for big endian

src/icu_util.cc

 // Copyright 2013 the V8 project 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 "src/icu_util.h"
 
 #if defined(_WIN32)
 #include <windows.h>
 #endif
 
 #if defined(V8_I18N_SUPPORT)
 #include <stdio.h>
 #include <stdlib.h>
 
 #include "unicode/putil.h"
 #include "unicode/udata.h"
 
+#include "src/base/build_config.h"
 #include "src/base/file-utils.h"
 
 #define ICU_UTIL_DATA_FILE   0
 #define ICU_UTIL_DATA_SHARED 1
 #define ICU_UTIL_DATA_STATIC 2
 
 #define ICU_UTIL_DATA_SYMBOL "icudt" U_ICU_VERSION_SHORT "_dat"
 #define ICU_UTIL_DATA_SHARED_MODULE_NAME "icudt.dll"
 #endif
 
@@ skipping 15 matching lines @@
 bool InitializeICUDefaultLocation(const char* exec_path,
                                   const char* icu_data_file) {
 #if !defined(V8_I18N_SUPPORT)
   return true;
 #else
 #if ICU_UTIL_DATA_IMPL == ICU_UTIL_DATA_FILE
   if (icu_data_file) {
     return InitializeICU(icu_data_file);
   }
   char* icu_data_file_default;
+#if defined(V8_TARGET_LITTLE_ENDIAN)
   RelativePath(&icu_data_file_default, exec_path, "icudtl.dat");
+#elif defined(V8_TARGET_BIG_ENDIAN)
+  RelativePath(&icu_data_file_default, exec_path, "icudtb.dat");
+#else
+#error Unknown byte ordering
+#endif
   bool result = InitializeICU(icu_data_file_default);
   free(icu_data_file_default);
   return result;
 #else
   return InitializeICU(NULL);
 #endif
 #endif
 }
 
 bool InitializeICU(const char* icu_data_file) {
@@ skipping 39 matching lines @@
 
   UErrorCode err = U_ZERO_ERROR;
   udata_setCommonData(reinterpret_cast<void*>(g_icu_data_ptr), &err);
   return err == U_ZERO_ERROR;
 #endif
 #endif
 }
 
 }  // namespace internal
 }  // namespace v8