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-rw-r--r--lib/compiler/test/receive_SUITE.erl56
1 files changed, 48 insertions, 8 deletions
diff --git a/lib/compiler/test/receive_SUITE.erl b/lib/compiler/test/receive_SUITE.erl
index fca3f0387b..75e8045693 100644
--- a/lib/compiler/test/receive_SUITE.erl
+++ b/lib/compiler/test/receive_SUITE.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2004-2010. All Rights Reserved.
+%% Copyright Ericsson AB 2004-2011. All Rights Reserved.
%%
%% The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
@@ -20,23 +20,42 @@
-module(receive_SUITE).
--export([all/1,init_per_testcase/2,fin_per_testcase/2,
- recv/1,coverage/1,otp_7980/1,ref_opt/1]).
+-export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1,
+ init_per_group/2,end_per_group/2,
+ init_per_testcase/2,end_per_testcase/2,
+ export/1,recv/1,coverage/1,otp_7980/1,ref_opt/1]).
--include("test_server.hrl").
+-include_lib("test_server/include/test_server.hrl").
init_per_testcase(_Case, Config) ->
?line Dog = test_server:timetrap(test_server:minutes(2)),
[{watchdog, Dog}|Config].
-fin_per_testcase(_Case, Config) ->
+end_per_testcase(_Case, Config) ->
Dog=?config(watchdog, Config),
test_server:timetrap_cancel(Dog),
ok.
-all(suite) ->
- test_lib:recompile(?MODULE),
- [recv,coverage,otp_7980,ref_opt].
+suite() -> [{ct_hooks,[ts_install_cth]}].
+
+all() ->
+ test_lib:recompile(receive_SUITE),
+ [recv, coverage, otp_7980, ref_opt, export].
+
+groups() ->
+ [].
+
+init_per_suite(Config) ->
+ Config.
+
+end_per_suite(_Config) ->
+ ok.
+
+init_per_group(_GroupName, Config) ->
+ Config.
+
+end_per_group(_GroupName, Config) ->
+ Config.
-record(state, {ena = true}).
@@ -205,4 +224,25 @@ collect_recv_opt_instrs(Code) ->
end] || {function,_,_,_,Is} <- Code],
lists:append(L).
+export(Config) when is_list(Config) ->
+ Ref = make_ref(),
+ ?line self() ! {result,Ref,42},
+ ?line 42 = export_1(Ref),
+ ?line {error,timeout} = export_1(Ref),
+ ok.
+
+export_1(Reference) ->
+ id(Reference),
+ receive
+ {result,Reference,Result} ->
+ Result
+ after 1 ->
+ Result = {error,timeout}
+ end,
+ %% Result ({x,1}) is used, but not the return value ({x,0})
+ %% of the receive. Used to be incorrectly optimized
+ %% by beam_block.
+ id({build,self()}),
+ Result.
+
id(I) -> I.