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authorLukas Larsson <[email protected]>2011-03-09 13:29:48 +0100
committerLukas Larsson <[email protected]>2011-03-09 13:29:48 +0100
commitb6637f53cc885c336e3001617d742d79216c80e3 (patch)
treeec92e4ebe5c2774a671ba5eba8032ca179339951 /lib/dialyzer/test/opaque_tests_SUITE_data/src/gb_sets/gb_sets_rec.erl
parent62e056af8c4fa058faa5087614c6b837a07f06e6 (diff)
parentdd14097487c33ac4d1ceed36b96070feb545219f (diff)
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Merge branch 'aronisstav/dialyzer/dialyzer_tests/OTP-9116' into dev
* aronisstav/dialyzer/dialyzer_tests/OTP-9116: Increase timetrap of options1 suite Write output_plt even when plt_check is ok Create plt with erts, kernel and stdlib only Update test results as they currently appear in dev Major restructure of dialyzer's testsuite Add 'apps' option to the erlang interface Update spec file to work with new common test structure Test suites for Dialyzer
Diffstat (limited to 'lib/dialyzer/test/opaque_tests_SUITE_data/src/gb_sets/gb_sets_rec.erl')
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diff --git a/lib/dialyzer/test/opaque_tests_SUITE_data/src/gb_sets/gb_sets_rec.erl b/lib/dialyzer/test/opaque_tests_SUITE_data/src/gb_sets/gb_sets_rec.erl
new file mode 100644
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+++ b/lib/dialyzer/test/opaque_tests_SUITE_data/src/gb_sets/gb_sets_rec.erl
@@ -0,0 +1,23 @@
+%%---------------------------------------------------------------------
+%% This module does not test gb_sets. Instead it tests that we can
+%% create records whose fields are declared with an opaque type and
+%% retrieve these fields without problems. Unitialized record fields
+%% used to cause trouble for the analysis due to the implicit
+%% 'undefined' value that record fields contain. The problem was the
+%% strange interaction of ?opaque() and ?union() in the definition of
+%% erl_types:t_inf/3. This was fixed 18/1/2009.
+%% --------------------------------------------------------------------
+
+-module(gb_sets_rec).
+
+-export([new/0, get_g/1]).
+
+-record(rec, {g :: gb_set()}).
+
+-spec new() -> #rec{}.
+new() ->
+ #rec{g = gb_sets:empty()}.
+
+-spec get_g(#rec{}) -> gb_set().
+get_g(R) ->
+ R#rec.g.