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-rw-r--r--lib/compiler/test/float_SUITE.erl65
1 files changed, 55 insertions, 10 deletions
diff --git a/lib/compiler/test/float_SUITE.erl b/lib/compiler/test/float_SUITE.erl
index 3d2dbf47e9..afc04fd440 100644
--- a/lib/compiler/test/float_SUITE.erl
+++ b/lib/compiler/test/float_SUITE.erl
@@ -1,29 +1,50 @@
%%
%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 2002-2009. All Rights Reserved.
-%%
+%%
+%% Copyright Ericsson AB 2002-2011. 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
%% 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%
%%
-module(float_SUITE).
--export([all/1,pending/1,bif_calls/1,math_functions/1,mixed_float_and_int/1]).
+-export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1,
+ init_per_group/2,end_per_group/2,
+ pending/1,bif_calls/1,math_functions/1,mixed_float_and_int/1]).
--include("test_server.hrl").
+-include_lib("test_server/include/test_server.hrl").
-all(suite) ->
+suite() -> [{ct_hooks,[ts_install_cth]}].
+
+all() ->
test_lib:recompile(?MODULE),
- [pending,bif_calls,math_functions,mixed_float_and_int].
+ [pending, bif_calls, math_functions,
+ mixed_float_and_int].
+
+groups() ->
+ [].
+
+init_per_suite(Config) ->
+ Config.
+
+end_per_suite(_Config) ->
+ ok.
+
+init_per_group(_GroupName, Config) ->
+ Config.
+
+end_per_group(_GroupName, Config) ->
+ Config.
+
%% Thanks to Tobias Lindahl <tobias.lindahl@it.uu.se>
%% Shows the effect of pending exceptions on the x86.
@@ -41,7 +62,7 @@ float_sub(A)->
float_mul(0, _, _)->
ok;
float_mul(Iter, A, B) when is_float(A), is_float(B) ->
- A*B,
+ _ = A*B,
float_mul(Iter-1, A, B).
%% Thanks to Mikael Pettersson and Tobias Lindahl (HiPE).
@@ -82,6 +103,14 @@ bad_negate(X, Y) when is_float(X) ->
Y1 = -Y, %BIF call.
{X2, Y1}.
+%% Some math functions are not implemented on all platforms.
+-define(OPTIONAL(Expected, Expr),
+ try
+ Expected = Expr
+ catch
+ error:undef -> ok
+ end).
+
math_functions(Config) when is_list(Config) ->
%% Mostly silly coverage.
?line 0.0 = math:tan(0),
@@ -93,6 +122,14 @@ math_functions(Config) when is_list(Config) ->
?line -1.0 = math:cos(math:pi()),
?line 1.0 = math:exp(0),
?line 1.0 = math:pow(math:pi(), 0),
+ ?line 0.0 = math:log(1),
+ ?line 0.0 = math:asin(0),
+ ?line 0.0 = math:acos(1),
+ ?line ?OPTIONAL(0.0, math:asinh(0)),
+ ?line ?OPTIONAL(0.0, math:acosh(1)),
+ ?line ?OPTIONAL(0.0, math:atanh(0)),
+ ?line ?OPTIONAL(0.0, math:erf(0)),
+ ?line ?OPTIONAL(1.0, math:erfc(0)),
?line 0.0 = math:tan(id(0)),
?line 0.0 = math:atan2(id(0), 1),
@@ -101,6 +138,14 @@ math_functions(Config) when is_list(Config) ->
?line 0.0 = math:tanh(id(0)),
?line 1.0 = math:log10(id(10)),
?line 1.0 = math:exp(id(0)),
+ ?line 0.0 = math:log(id(1)),
+ ?line 0.0 = math:asin(id(0)),
+ ?line 0.0 = math:acos(id(1)),
+ ?line ?OPTIONAL(0.0, math:asinh(id(0))),
+ ?line ?OPTIONAL(0.0, math:acosh(id(1))),
+ ?line ?OPTIONAL(0.0, math:atanh(id(0))),
+ ?line ?OPTIONAL(0.0, math:erf(id(0))),
+ ?line ?OPTIONAL(1.0, math:erfc(id(0))),
%% Only for coverage (of beam_type.erl).
?line {'EXIT',{undef,_}} = (catch math:fnurfla(0)),