fix?

src/odr/internal/cfb/cfb_archive.cpp

@@ -32,6 +32,10 @@ std::shared_ptr<abstract::Filesystem> CfbArchive::filesystem() const {
   return filesystem;
 }
 
-void CfbArchive::save(std::ostream &out) const { throw UnsupportedOperation(); }
+void CfbArchive::save(std::ostream &out) const {
+  (void)out;
+
+  throw UnsupportedOperation();
+}
 
 } // namespace odr::internal::cfb

src/odr/internal/html/common.cpp

@@ -64,6 +64,9 @@ HtmlResourceLocator html::local_resource_locator(const std::string &output_path,
   return [&](HtmlResourceType type, const std::string &name,
              const std::string &path, const File &resource,
              bool is_core_resource) -> HtmlResourceLocation {
+    (void)type;
+    (void)name;
+
     if (config.embed_resources) {
       return std::nullopt;
     }

src/odr/internal/html/html_writer.cpp

@@ -4,6 +4,7 @@
 
 #include <cstring>
 #include <iostream>
+#include <ranges>
 #include <stdexcept>
 
 namespace odr::internal::html {