Ticket #72 on Github:

This example would generate function_clause if run in debug mode and correct work without erlide debug.
erlang version: 15B01

-module(checkdebug).
-compile(export_all).
internal_check() ->
{ "test@gmail.com", <<>> }.
check_result() ->
case internal_check() of
{ Email, <<>> } -> io:format("test1: ~p", [Email])
end.