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-rw-r--r--erts/emulator/test/statistics_SUITE.erl21
1 files changed, 11 insertions, 10 deletions
diff --git a/erts/emulator/test/statistics_SUITE.erl b/erts/emulator/test/statistics_SUITE.erl
index bc12821887..9e1732a445 100644
--- a/erts/emulator/test/statistics_SUITE.erl
+++ b/erts/emulator/test/statistics_SUITE.erl
@@ -1,19 +1,19 @@
%%
%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 1997-2009. All Rights Reserved.
-%%
+%%
+%% Copyright Ericsson AB 1997-2010. 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
%% compliance with the License. You should have received a copy of the
%% Erlang Public License along with this software. If not, it can be
%% retrieved online at http://www.erlang.org/.
-%%
+%%
%% Software distributed under the License is distributed on an "AS IS"
%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
%% the License for the specific language governing rights and limitations
%% under the License.
-%%
+%%
%% %CopyrightEnd%
%%
@@ -212,17 +212,18 @@ reductions(Config) when is_list(Config) ->
%% 300 * 4 is more than CONTEXT_REDS (1000). Thus, there will be one or
%% more context switches.
- reductions(300, Reductions).
+ Mask = (1 bsl erlang:system_info(wordsize)*8) - 1,
+ reductions(300, Reductions, Mask).
-reductions(N, Previous) when N > 0 ->
+reductions(N, Previous, Mask) when N > 0 ->
?line {Reductions, Diff} = statistics(reductions),
?line build_some_garbage(),
?line if Reductions > 0 -> ok end,
?line if Diff >= 0 -> ok end,
io:format("Previous = ~p, Reductions = ~p, Diff = ~p, DiffShouldBe = ~p",
- [Previous, Reductions, Diff, Reductions-Previous]),
- ?line if Reductions == Previous+Diff -> reductions(N-1, Reductions) end;
-reductions(0, _) ->
+ [Previous, Reductions, Diff, (Reductions-Previous) band Mask]),
+ ?line if Reductions == ((Previous+Diff) band Mask) -> reductions(N-1, Reductions, Mask) end;
+reductions(0, _, _) ->
ok.
build_some_garbage() ->