minor: documentation

diff --git a/err b/err
index 552819e54c9785a10df00c612280e34598d720bc..2e886de108db070e9bdee76f23cd93d4d0156f82 100644 (file)
--- a/err
+++ b/err
@@ -23,10 +23,15 @@
 # it runs before the stack trace. Functions are documented inline below
 # for additional use cases.
 #
+# Note: occasionally the line numbers are off a bit (at least in Bash
+# 5.0). This appears to be a bash bug. I plan to report it next time it
+# happens to me.
+#
 # Please email me if you use this or have anything to contribute. I'm
 # not aware of any users yet Ian Kelling <ian@iankelling.org>.
 #
-# Tested on bash 4.4.20(1)-release (x86_64-pc-linux-gnu).
+# Tested on bash 4.4.20(1)-release (x86_64-pc-linux-gnu) and
+# 5.0.17(1)-release (x86_64-pc-linux-gnu).
 #
 # Related: see my bash script template repo at https://iankelling.org/git.