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-rw-r--r--lib/stdlib/test/io_SUITE.erl2
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/stdlib/test/io_SUITE.erl b/lib/stdlib/test/io_SUITE.erl
index 4d2b53b265..05009fa570 100644
--- a/lib/stdlib/test/io_SUITE.erl
+++ b/lib/stdlib/test/io_SUITE.erl
@@ -2049,6 +2049,8 @@ otp_10302(Suite) when is_list(Suite) ->
"<<\"apel\"...>>" = pretty(<<"apelsin">>, 2),
"<<228,112,112,108>>" = fmt("~tp", [<<"äppl">>]),
"<<228,...>>" = fmt("~tP", [<<"äppl">>, 2]),
+ "<<0,0,0,0,0,0,1,0>>" = fmt("~p", [<<256:64/unsigned-integer>>]),
+ "<<0,0,0,0,0,0,1,0>>" = fmt("~tp", [<<256:64/unsigned-integer>>]),
Chars = lists:seq(0, 512), % just a few...
[] = [C || C <- Chars, S <- io_lib:write_char_as_latin1(C),