"Use" fwrite result (workaround for warn_unused_result)

Fixes fmtlib#2185
mongodb-forks · Mar 20, 2021 · 699746b · 699746b
1 parent 6151d0d
commit 699746b
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/include/fmt/format-inl.h b/include/fmt/format-inl.h
@@ -155,7 +155,9 @@ FMT_FUNC void report_error(format_func func, int error_code,
   memory_buffer full_message;
   func(full_message, error_code, message);
   // Don't use fwrite_fully because the latter may throw.
-  (void)std::fwrite(full_message.data(), full_message.size(), 1, stderr);
+  if (std::fwrite(full_message.data(), full_message.size(), 1, stderr)) {
+      ;
+  }
   std::fputc('\n', stderr);
 }