tools: fix compiler warning in inspector_protocol

error: comparison of integer expressions of different signedness:
‘int’ and ‘uint64_t’ {aka ‘long unsigned int’} [-Werror=sign-compare]
 2562 |           if (!success || std::numeric_limits<int32_t>::max() <
      |                           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
 2563 |                               token_start_internal_value_) {
      |                               ~~~~~~~~~~~~~~~~~~~~~~~~~~~

PR-URL: #37573
Reviewed-By: Antoine du Hamel <[email protected]>
Reviewed-By: Benjamin Gruenbaum <[email protected]>

Author: RaisinTen

tools/inspector_protocol/encoding/encoding.cc

@@ -833,8 +833,9 @@ void CBORTokenizer::ReadNextToken(bool enter_envelope) {
           // inspector_protocol, it's not a CBOR limitation), so we check
           // against the signed max, so that the allowable values are
           // 0, 1, 2, ... 2^31 - 1.
-          if (!success || std::numeric_limits<int32_t>::max() <
-                              token_start_internal_value_) {
+          if (!success ||
+                static_cast<int64_t>(std::numeric_limits<int32_t>::max()) <
+                  static_cast<int64_t>(token_start_internal_value_)) {
             SetError(Error::CBOR_INVALID_INT32);
             return;
           }

tools/inspector_protocol/lib/encoding_cpp.template

@@ -840,8 +840,9 @@ void CBORTokenizer::ReadNextToken(bool enter_envelope) {
           // inspector_protocol, it's not a CBOR limitation), so we check
           // against the signed max, so that the allowable values are
           // 0, 1, 2, ... 2^31 - 1.
-          if (!success || std::numeric_limits<int32_t>::max() <
-                              token_start_internal_value_) {
+          if (!success ||
+                static_cast<int64_t>(std::numeric_limits<int32_t>::max()) <
+                  static_cast<int64_t>(token_start_internal_value_)) {
             SetError(Error::CBOR_INVALID_INT32);
             return;
           }