1 files changed, 13 insertions, 13 deletions
diff --git a/sax/src/guessing_decoder.cc b/sax/src/guessing_decoder.cc
index e72dab3..0e3b628 100644
--- a/sax/src/guessing_decoder.cc
+++ b/sax/src/guessing_decoder.cc
@@ -18,7 +18,7 @@ bool eq(std::span<uint8_t const> a, std::size_t& a_offset, std::string_view b) {
   if (a.size() - a_offset < b.size())
     return false;
   for (size_t i = 0; i < b.size(); ++i)
-    if (a[a_offset + i] != b[i])
+    if (a[a_offset + i] != static_cast<uint8_t>(b[i]))
       return false;
   return true;
 }
@@ -32,37 +32,37 @@ class GuessingDecoder : public Decoder {
     if (!decided_) {
       if (eq(in, in_offset, "\xef\xbb\xbf"sv)) {
         decided_ = create_utf8_decoder();
-      } else if (eq(in, in_offset, "\xfe\xff\x00\x00"sv)) {
+      } else if (eq(in, in_offset, "\xff\xfe\x00\x00"sv)) {
         in_offset += 4;
-        decided_ = create_utf32be_decoder();
-      } else if (eq(in, in_offset, "\xfe\xff"sv)) {
+        decided_ = create_utf32le_decoder();
+      } else if (eq(in, in_offset, "\xff\xfe"sv)) {
         // Could be UTF-32 BOM, need more data to decide
         // (note, an xml document encoded in UTF-16 that is less than 4 bytes
         //  is rather impossible).
         if (in.size() - in_offset < 4)
           return State::NEED_MORE;
         in_offset += 2;
-        decided_ = create_utf16be_decoder();
-      } else if (eq(in, in_offset, "\xff\xfe"sv)) {
-        in_offset += 2;
         decided_ = create_utf16le_decoder();
-      } else if (eq(in, in_offset, "\x00\x00\xff\xfe"sv)) {
+      } else if (eq(in, in_offset, "\xfe\xff"sv)) {
+        in_offset += 2;
+        decided_ = create_utf16be_decoder();
+      } else if (eq(in, in_offset, "\x00\x00\xfe\xff"sv)) {
         in_offset += 4;
-        decided_ = create_utf32le_decoder();
+        decided_ = create_utf32be_decoder();
       } else {
         auto avail = in.size() - in_offset;
         if (avail == 0)
           return State::NEED_MORE;
         if (avail >= 4 && in[in_offset] == 0 && in[in_offset + 1] == 0
             && in[in_offset + 2] == 0 && in[in_offset + 3] != 0) {
-          decided_ = create_utf32le_decoder();
+          decided_ = create_utf32be_decoder();
         } else if (avail >= 4 && in[in_offset] != 0 && in[in_offset + 1] == 0
                    && in[in_offset + 2] == 0 && in[in_offset + 3] == 0) {
-          decided_ = create_utf32be_decoder();
+          decided_ = create_utf32le_decoder();
         } else if (avail >= 2 && in[in_offset] == 0 && in[in_offset + 1] != 0) {
-          decided_ = create_utf16le_decoder();
-        } else if (avail >= 2 && in[in_offset] != 0 && in[in_offset + 1] == 0) {
           decided_ = create_utf16be_decoder();
+        } else if (avail >= 2 && in[in_offset] != 0 && in[in_offset + 1] == 0) {
+          decided_ = create_utf16le_decoder();
         } else {
           auto tmp = in_offset;
           auto ret = utf::read8(in, tmp);