Fix for the crash on big endian machine. (#197)

Signed-off-by: Konstantin Maksimov <[email protected]>

Author: knm3000

src/v8/v8.cc

@@ -441,7 +441,12 @@ bool V8::setWord(uint64_t pointer, Word word) {
   if (pointer + size > memory_->data_size()) {
     return false;
   }
+#if defined(__BYTE_ORDER__) && defined(__ORDER_BIG_ENDIAN__) &&                                    \
+    __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
+  uint32_t word32 = __builtin_bswap32(word.u32());
+#else
   uint32_t word32 = word.u32();
+#endif
   ::memcpy(memory_->data() + pointer, &word32, size);
   return true;
 }