From 5221c4aeeaa58bd40266db0d33250820a0cf1836 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ville=20Skytt=C3=A4?= <ville.skytta@iki.fi>
Date: Sat, 5 Dec 2020 18:19:26 +0200
Subject: [PATCH] README: note optional bash extension build

Borrowed from rbenv.
---
 README.md | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/README.md b/README.md
index cc78f1b8..46e150a2 100644
--- a/README.md
+++ b/README.md
@@ -194,6 +194,10 @@ easy to fork and contribute any changes back upstream.
 
         git clone https://github.com/pyenv/pyenv.git ~/.pyenv
 
+   Optionally, try to compile dynamic bash extension to speed up pyenv. Don't
+   worry if it fails; pyenv will still work normally:
+
+        cd ~/.pyenv && src/configure && make -C src
 
 2. **Define environment variable `PYENV_ROOT`** to point to the path where
    pyenv repo is cloned and add `$PYENV_ROOT/bin` to your `$PATH` for access