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-rw-r--r--lib/dialyzer/test/opaque_SUITE_data/src/para_bug/same_type.erl13
1 files changed, 13 insertions, 0 deletions
diff --git a/lib/dialyzer/test/opaque_SUITE_data/src/para_bug/same_type.erl b/lib/dialyzer/test/opaque_SUITE_data/src/para_bug/same_type.erl
new file mode 100644
index 0000000000..855a5d30be
--- /dev/null
+++ b/lib/dialyzer/test/opaque_SUITE_data/src/para_bug/same_type.erl
@@ -0,0 +1,13 @@
+-module(same_type).
+
+-export([t/2]).
+
+-export_type([st/1]).
+
+%% When unopaqued all specializations of st/1 are equal.
+-opaque st(_A) :: {st, tuple()}.
+
+-spec t(_, st(_)) -> _.
+
+t(K, V) ->
+ {K, V}.