From 89db10a81c291b4934d49182205b0d796cd6e00e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nicol=C3=B2=20Ribaudo?= <nribaudo@igalia.com>
Date: Fri, 13 Sep 2024 12:57:23 +0200
Subject: [PATCH] Add note about deduplication

---
 source-map.bs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/source-map.bs b/source-map.bs
index 1e89050..b2b9c79 100644
--- a/source-map.bs
+++ b/source-map.bs
@@ -532,6 +532,10 @@ run the following steps:
     1. [=list/Append=] |decodedSource| to |decodedSources|.
 1. Return |decodedSources|.
 
+NOTE: Implementations that support showing source contents but do not support showing multiple
+sources with the same URL and different content will arbitrarily choose one of the various contents
+corresponding to the given URL.
+
 Extensions {#extensions}
 ------------------------