From 03cf281953fb532ddde6adbb107bf6ad0fd7331e Mon Sep 17 00:00:00 2001
From: kim / Motoyuki Kimura <55653825+mox692@users.noreply.github.com>
Date: Fri, 29 Dec 2023 10:07:07 +0900
Subject: [PATCH] Add a description of `unpretty=hir` to the HIR docs (#1842)

---
 src/hir.md | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/hir.md b/src/hir.md
index 160b4764..18a9f4dd 100644
--- a/src/hir.md
+++ b/src/hir.md
@@ -20,6 +20,14 @@ You can view the HIR representation of your code by passing the
 cargo rustc -- -Z unpretty=hir-tree
 ```
 
+
+You can also use the `-Z unpretty=hir` option to generate a HIR
+that is closer to the original source code expression:
+
+```bash
+cargo rustc -- -Z unpretty=hir
+```
+
 ## Out-of-band storage and the `Crate` type
 
 The top-level data-structure in the HIR is the [`Crate`], which stores