From 34eee949be4610a9e9f1d18b3e6b0afada8d9706 Mon Sep 17 00:00:00 2001
From: Son Ho
Date: Tue, 7 Dec 2021 17:53:28 +0100
Subject: Add comments in the Makefile

---
 Makefile | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Makefile b/Makefile
index 391a9ee7..fd2b5f1f 100644
--- a/Makefile
+++ b/Makefile
@@ -1,3 +1,7 @@
+# The all target builds the project and runs it on a test file (whose path
+# is currently hardcoded in main.ml). In order to check that we don't alter
+# the behaviour of the interpreter while updating it, we check that the trace
+# remains unchanged.
 all:
 	dune build src/main.exe && \
 	dune exec src/main.exe > tests/trace_current.txt && \
-- 
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