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-rw-r--r--src/google/protobuf/wire_format.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/google/protobuf/wire_format.h b/src/google/protobuf/wire_format.h
index de8ea574..5e9aca52 100644
--- a/src/google/protobuf/wire_format.h
+++ b/src/google/protobuf/wire_format.h
@@ -327,6 +327,9 @@ inline void WireFormat::VerifyUTF8StringNamedField(
#ifdef GOOGLE_PROTOBUF_UTF8_VALIDATION_ENABLED
WireFormatLite::VerifyUtf8String(
data, size, static_cast<WireFormatLite::Operation>(op), field_name);
+#else
+ // Avoid the compiler warning about unused variables.
+ (void)data; (void)size; (void)op; (void)field_name;
#endif
}