From 3299835bfebe8527cfa8ee8137c3708dccae5baa Mon Sep 17 00:00:00 2001
From: 3gg <3gg@shellblade.net>
Date: Thu, 19 Jun 2025 11:48:18 -0700
Subject: Add instructions for profiling

---
 .gitignore |  3 +++
 README.md  | 17 +++++++++++++++++
 2 files changed, 20 insertions(+)

diff --git a/.gitignore b/.gitignore
index 726ea43..769d15f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,6 @@
+*.eventlog*
+*.hp
+cabal.project.local
 demos/pong/dist/
 demos/pong/pong
 dist/
diff --git a/README.md b/README.md
index 45eb2a2..1cf42dc 100644
--- a/README.md
+++ b/README.md
@@ -22,6 +22,23 @@ Run a demo:
 $ cabal run pong
 ```
 
+Profiling
+---------
+
+Build with profiling enabled:
+
+```
+cabal clean
+cabal configure --enable-profiling
+cabal build
+```
+
+Then run to collect statistics (below is just an example):
+
+```
+cabal run balls -- +RTS -hc -l -sstderr
+```
+
 Features
 --------
 
-- 
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