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-rw-r--r--lib/compiler/test/inline_SUITE.erl3
-rw-r--r--lib/compiler/test/inline_SUITE_data/comma_splitter.erl18
2 files changed, 20 insertions, 1 deletions
diff --git a/lib/compiler/test/inline_SUITE.erl b/lib/compiler/test/inline_SUITE.erl
index 086fba2649..2e17d3fde6 100644
--- a/lib/compiler/test/inline_SUITE.erl
+++ b/lib/compiler/test/inline_SUITE.erl
@@ -33,7 +33,7 @@ suite() -> [{ct_hooks,[ts_install_cth]}].
all() ->
test_lib:recompile(?MODULE),
[attribute, bsdecode, bsdes, barnes2, decode1, smith,
- itracer, pseudoknot, lists, really_inlined, otp_7223,
+ itracer, pseudoknot, comma_splitter, lists, really_inlined, otp_7223,
coverage].
groups() ->
@@ -78,6 +78,7 @@ attribute(Config) when is_list(Config) ->
?comp(smith).
?comp(itracer).
?comp(pseudoknot).
+?comp(comma_splitter).
try_inline(Mod, Config) ->
?line Src = filename:join(?config(data_dir, Config), atom_to_list(Mod)),
diff --git a/lib/compiler/test/inline_SUITE_data/comma_splitter.erl b/lib/compiler/test/inline_SUITE_data/comma_splitter.erl
new file mode 100644
index 0000000000..eaa89e0edc
--- /dev/null
+++ b/lib/compiler/test/inline_SUITE_data/comma_splitter.erl
@@ -0,0 +1,18 @@
+-module(comma_splitter).
+-export([?MODULE/0]).
+
+?MODULE() ->
+ {<<"def">>,<<"cba">>} = split_at_comma(<<"abc, def">>, <<>>),
+ ok.
+
+strip_leading_ws(<<N, Rest/binary>>) when N =< $\s ->
+ strip_leading_ws(Rest);
+strip_leading_ws(B) ->
+ B.
+
+split_at_comma(<<>>, Accu) ->
+ {<<>>, Accu};
+split_at_comma(<<$,, Rest/binary>>, Accu) ->
+ {strip_leading_ws(Rest), Accu};
+split_at_comma(<<C, Rest/binary>>, Accu) ->
+ split_at_comma(Rest, <<C, Accu/binary>>).