DIAGTOOL(1)

📦
version 22.1.8 · 3 versions
, in fedora 44

💅 DIAGTOOL(1) — the clang diagnostics tool, bestie edition 🎀

okay so welcome to the Clang manual page for diagtool, and honestly? she's a whole vibe. let's get into it ✨

✨ NAME ✨

diagtool — clang diagnostics tool

🦋 SYNOPSIS 🦋

diagtool command [args]

🌸 DESCRIPTION 🌸

okay so diagtool is literally a combination of four tools for dealing with diagnostics in clang. four. a little squad. a friend group, if you will 🫶

👑 SUBCOMMANDS 👑

diagtool is separated into several subcommands, each one tailored to a different purpose. here's a lil summary of each command, and the more detailed sections follow after 💖

  • find-diagnostic-id — Print the id of the given diagnostic.
  • list-warnings — List warnings and their corresponding flags.
  • show-enabled — Show which warnings are enabled for a given command line.
  • tree — Show warning flags in a tree view.

🎀 find-diagnostic-id 🎀

diagtool find-diagnostic-id diagnostic-name

🍓 list-warnings 🍓

diagtool list-warnings

🧚 show-enabled 🧚

diagtool show-enabled [options] filename ...

🌈 tree 🌈

diagtool tree [diagnostic-group]

💜 Author 💜

Maintained by the Clang / LLVM Team (<http://clang.llvm.org>)

2007-2026, The Clang Team

and that's the whole page, bestie 💅 the source is the Clang manual, version/date line reads 22 / Jul 16, 2026, and this lil page is DIAGTOOL(1) through and through. no cap. slay, go read ur diagnostics 🌟👑

📦 where this page comes from