Merge fb3eb7298defe0d8cf14356f8f7ee661714d83bf into d9b051210ba756d28086c9b75e983e84ae11e730

This fixes warnings from GCC-14 about ignored attributes
when using std::unique_ptr<FILE>

src/opustags.h

@@ -119,19 +119,19 @@ using byte_string_view = std::basic_string_view<uint8_t>;
  * \{
  */
 
-/** Local helper deleter function. */
-static void fclose_deleter(FILE* f)
-{
-	fclose(f);
-}
-
 /**
  * Smart auto-closing FILE* handle.
  *
  * It implictly converts from an already opened FILE*.
  */
-struct file : std::unique_ptr<FILE, decltype(&fclose_deleter)> {
-	file(FILE* f = nullptr) : std::unique_ptr<FILE, decltype(&fclose_deleter)>(f, &fclose_deleter) {}
+struct fclose_deleter {
+	void operator()(FILE *f) const noexcept {
+		fclose(f);
+	}
+};
+
+struct file : std::unique_ptr<FILE, struct fclose_deleter> {
+	file(FILE* f = nullptr) : std::unique_ptr<FILE, struct fclose_deleter>(f) {}
 };
 
 /**