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-rw-r--r--lib/compiler/test/bs_match_SUITE.erl4
-rw-r--r--lib/compiler/test/bs_utf_SUITE.erl21
-rw-r--r--lib/compiler/test/compile_SUITE.erl36
-rw-r--r--lib/compiler/test/fun_SUITE.erl52
-rw-r--r--lib/compiler/test/guard_SUITE.erl29
-rw-r--r--lib/compiler/test/inline_SUITE.erl6
-rw-r--r--lib/compiler/test/inline_SUITE_data/comma_splitter.erl18
-rw-r--r--lib/compiler/test/lc_SUITE.erl4
-rw-r--r--lib/compiler/test/misc_SUITE.erl4
-rw-r--r--lib/compiler/test/pmod_SUITE.erl5
-rw-r--r--lib/compiler/test/pmod_SUITE_data/pmod_basic.erl6
-rw-r--r--lib/compiler/test/trycatch_SUITE.erl16
12 files changed, 149 insertions, 52 deletions
diff --git a/lib/compiler/test/bs_match_SUITE.erl b/lib/compiler/test/bs_match_SUITE.erl
index 6a795f6634..f8c71a0257 100644
--- a/lib/compiler/test/bs_match_SUITE.erl
+++ b/lib/compiler/test/bs_match_SUITE.erl
@@ -1028,8 +1028,8 @@ haystack_2(Haystack) ->
fc({'EXIT',{function_clause,_}}) -> ok;
fc({'EXIT',{{case_clause,_},_}}) when ?MODULE =:= bs_match_inline_SUITE -> ok.
-fc(Name, Args, {'EXIT',{function_clause,[{?MODULE,Name,Args}|_]}}) -> ok;
-fc(Name, Args, {'EXIT',{function_clause,[{?MODULE,Name,Arity}|_]}})
+fc(Name, Args, {'EXIT',{function_clause,[{?MODULE,Name,Args,_}|_]}}) -> ok;
+fc(Name, Args, {'EXIT',{function_clause,[{?MODULE,Name,Arity,_}|_]}})
when length(Args) =:= Arity ->
true = test_server:is_native(?MODULE);
fc(_, Args, {'EXIT',{{case_clause,ActualArgs},_}})
diff --git a/lib/compiler/test/bs_utf_SUITE.erl b/lib/compiler/test/bs_utf_SUITE.erl
index f30a4d3fef..94549ad0d3 100644
--- a/lib/compiler/test/bs_utf_SUITE.erl
+++ b/lib/compiler/test/bs_utf_SUITE.erl
@@ -264,18 +264,10 @@ literals(Config) when is_list(Config) ->
?line {'EXIT',{badarg,_}} = (catch <<(-1)/utf32,I/utf8>>),
?line {'EXIT',{badarg,_}} = (catch <<(-1)/little-utf32,I/utf8>>),
?line {'EXIT',{badarg,_}} = (catch <<16#D800/utf8,I/utf8>>),
- ?line {'EXIT',{badarg,_}} = (catch <<16#FFFE/utf8,I/utf8>>),
- ?line {'EXIT',{badarg,_}} = (catch <<16#FFFF/utf8,I/utf8>>),
?line {'EXIT',{badarg,_}} = (catch <<16#D800/utf16,I/utf8>>),
?line {'EXIT',{badarg,_}} = (catch <<16#D800/little-utf16,I/utf8>>),
- ?line {'EXIT',{badarg,_}} = (catch <<16#FFFE/utf16,I/utf8>>),
- ?line {'EXIT',{badarg,_}} = (catch <<16#FFFE/little-utf16,I/utf8>>),
- ?line {'EXIT',{badarg,_}} = (catch <<16#FFFF/utf16,I/utf8>>),
- ?line {'EXIT',{badarg,_}} = (catch <<16#FFFF/little-utf16,I/utf8>>),
?line {'EXIT',{badarg,_}} = (catch <<16#D800/utf32,I/utf8>>),
?line {'EXIT',{badarg,_}} = (catch <<16#D800/little-utf32,I/utf8>>),
- ?line {'EXIT',{badarg,_}} = (catch <<16#FFFE/utf32,I/utf8>>),
- ?line {'EXIT',{badarg,_}} = (catch <<16#FFFF/little-utf32,I/utf8>>),
B = 16#10FFFF+1,
?line {'EXIT',{badarg,_}} = (catch <<B/utf8>>),
@@ -286,20 +278,11 @@ literals(Config) when is_list(Config) ->
%% Matching of bad literals.
?line error = bad_literal_match(<<237,160,128>>), %16#D800 in UTF-8
- ?line error = bad_literal_match(<<239,191,190>>), %16#FFFE in UTF-8
- ?line error = bad_literal_match(<<239,191,191>>), %16#FFFF in UTF-8
?line error = bad_literal_match(<<244,144,128,128>>), %16#110000 in UTF-8
- ?line error = bad_literal_match(<<255,254>>), %16#FFFE in UTF-16
- ?line error = bad_literal_match(<<255,255>>), %16#FFFF in UTF-16
-
?line error = bad_literal_match(<<16#D800:32>>),
- ?line error = bad_literal_match(<<16#FFFE:32>>),
- ?line error = bad_literal_match(<<16#FFFF:32>>),
?line error = bad_literal_match(<<16#110000:32>>),
?line error = bad_literal_match(<<16#D800:32/little>>),
- ?line error = bad_literal_match(<<16#FFFE:32/little>>),
- ?line error = bad_literal_match(<<16#FFFF:32/little>>),
?line error = bad_literal_match(<<16#110000:32/little>>),
ok.
@@ -314,11 +297,7 @@ match_literal(<<"bj\366rn"/big-utf16>>) -> bjorn_utf16be;
match_literal(<<"bj\366rn"/little-utf16>>) -> bjorn_utf16le.
bad_literal_match(<<16#D800/utf8>>) -> ok;
-bad_literal_match(<<16#FFFE/utf8>>) -> ok;
-bad_literal_match(<<16#FFFF/utf8>>) -> ok;
bad_literal_match(<<16#110000/utf8>>) -> ok;
-bad_literal_match(<<16#FFFE/utf16>>) -> ok;
-bad_literal_match(<<16#FFFF/utf16>>) -> ok;
bad_literal_match(<<16#D800/utf32>>) -> ok;
bad_literal_match(<<16#110000/utf32>>) -> ok;
bad_literal_match(<<16#D800/little-utf32>>) -> ok;
diff --git a/lib/compiler/test/compile_SUITE.erl b/lib/compiler/test/compile_SUITE.erl
index b3e5376ffd..fedbd98f71 100644
--- a/lib/compiler/test/compile_SUITE.erl
+++ b/lib/compiler/test/compile_SUITE.erl
@@ -77,11 +77,22 @@ file_1(Config) when is_list(Config) ->
?line {Simple, Target} = files(Config, "file_1"),
?line {ok, Cwd} = file:get_cwd(),
?line ok = file:set_cwd(filename:dirname(Target)),
- ?line {ok,simple} = compile:file(Simple), %Smoke test only.
+
+ %% Native from BEAM without compilation info.
?line {ok,simple} = compile:file(Simple, [slim]), %Smoke test only.
- ?line {ok,simple} = compile:file(Simple, [native,report]), %Smoke test.
?line {ok,simple} = compile:file(Target, [native,from_beam]), %Smoke test.
- ?line {ok,simple} = compile:file(Simple, [debug_info]),
+
+ %% Native from BEAM with compilation info.
+ ?line {ok,simple} = compile:file(Simple), %Smoke test only.
+ ?line {ok,simple} = compile:file(Target, [native,from_beam]), %Smoke test.
+
+ ?line {ok,simple} = compile:file(Simple, [native,report]), %Smoke test.
+
+ ?line compile_and_verify(Simple, Target, []),
+ ?line compile_and_verify(Simple, Target, [native]),
+ ?line compile_and_verify(Simple, Target, [debug_info]),
+ ?line {ok,simple} = compile:file(Simple, [no_line_info]), %Coverage
+
?line ok = file:set_cwd(Cwd),
?line true = exists(Target),
?line passed = run(Target, test, []),
@@ -112,10 +123,9 @@ big_file(Config) when is_list(Config) ->
?line Big = filename:join(DataDir, "big.erl"),
?line Target = filename:join(PrivDir, "big.beam"),
?line ok = file:set_cwd(PrivDir),
- ?line {ok,big} = compile:file(Big, []),
- ?line {ok,big} = compile:file(Big, [r9,debug_info]),
- ?line {ok,big} = compile:file(Big, [no_postopt]),
- ?line true = exists(Target),
+ ?line compile_and_verify(Big, Target, []),
+ ?line compile_and_verify(Big, Target, [debug_info]),
+ ?line compile_and_verify(Big, Target, [no_postopt]),
%% Cleanup.
?line ok = file:delete(Target),
@@ -774,3 +784,15 @@ do_asm(Beam, Outdir) ->
[M,Class,Error,erlang:get_stacktrace()]),
error
end.
+
+%%%
+%%% Utilities.
+%%%
+
+compile_and_verify(Name, Target, Opts) ->
+ Mod = list_to_atom(filename:basename(Name, ".erl")),
+ {ok,Mod} = compile:file(Name, Opts),
+ {ok,{Mod,[{compile_info,CInfo}]}} =
+ beam_lib:chunks(Target, [compile_info]),
+ {options,BeamOpts} = lists:keyfind(options, 1, CInfo),
+ Opts = BeamOpts.
diff --git a/lib/compiler/test/fun_SUITE.erl b/lib/compiler/test/fun_SUITE.erl
index 368a5815bf..6067ee8e06 100644
--- a/lib/compiler/test/fun_SUITE.erl
+++ b/lib/compiler/test/fun_SUITE.erl
@@ -20,7 +20,11 @@
-export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1,
init_per_group/2,end_per_group/2,
- test1/1,overwritten_fun/1,otp_7202/1,bif_fun/1]).
+ test1/1,overwritten_fun/1,otp_7202/1,bif_fun/1,
+ external/1]).
+
+%% Internal export.
+-export([call_me/1]).
-include_lib("test_server/include/test_server.hrl").
@@ -28,7 +32,7 @@ suite() -> [{ct_hooks,[ts_install_cth]}].
all() ->
test_lib:recompile(?MODULE),
- [test1, overwritten_fun, otp_7202, bif_fun].
+ [test1,overwritten_fun,otp_7202,bif_fun,external].
groups() ->
[].
@@ -45,7 +49,6 @@ init_per_group(_GroupName, Config) ->
end_per_group(_GroupName, Config) ->
Config.
-
%%% The help functions below are copied from emulator:bs_construct_SUITE.
-define(T(B, L), {B, ??B, L}).
@@ -152,4 +155,47 @@ bif_fun(Config) when is_list(Config) ->
?line F = fun abs/1,
?line 5 = F(-5),
ok.
+
+-define(APPLY(M, F, A), (fun(Fun) -> {ok,{a,b}} = Fun({a,b}) end)(fun M:F/A)).
+-define(APPLY2(M, F, A),
+ (fun(Map) ->
+ Id = fun(I) -> I end,
+ List = [x,y],
+ List = Map(Id, List),
+ {type,external} = erlang:fun_info(Map, type)
+ end)(fun M:F/A)).
+external(Config) when is_list(Config) ->
+ Mod = id(?MODULE),
+ Func = id(call_me),
+ Arity = id(1),
+
+ ?APPLY(?MODULE, call_me, 1),
+ ?APPLY(?MODULE, call_me, Arity),
+ ?APPLY(?MODULE, Func, 1),
+ ?APPLY(?MODULE, Func, Arity),
+ ?APPLY(Mod, call_me, 1),
+ ?APPLY(Mod, call_me, Arity),
+ ?APPLY(Mod, Func, 1),
+ ?APPLY(Mod, Func, Arity),
+
+ ListsMod = id(lists),
+ ListsMap = id(map),
+ ListsArity = id(2),
+
+ ?APPLY2(lists, map, 2),
+ ?APPLY2(lists, map, ListsArity),
+ ?APPLY2(lists, ListsMap, 2),
+ ?APPLY2(lists, ListsMap, ListsArity),
+ ?APPLY2(ListsMod, map, 2),
+ ?APPLY2(ListsMod, map, ListsArity),
+ ?APPLY2(ListsMod, ListsMap, 2),
+ ?APPLY2(ListsMod, ListsMap, ListsArity),
+
+ ok.
+
+call_me(I) ->
+ {ok,I}.
+
+id(I) ->
+ I.
diff --git a/lib/compiler/test/guard_SUITE.erl b/lib/compiler/test/guard_SUITE.erl
index 0e69efba6b..40711783ed 100644
--- a/lib/compiler/test/guard_SUITE.erl
+++ b/lib/compiler/test/guard_SUITE.erl
@@ -32,7 +32,8 @@
t_is_boolean/1,is_function_2/1,
tricky/1,rel_ops/1,literal_type_tests/1,
basic_andalso_orelse/1,traverse_dcd/1,
- check_qlc_hrl/1,andalso_semi/1,t_tuple_size/1,binary_part/1]).
+ check_qlc_hrl/1,andalso_semi/1,t_tuple_size/1,binary_part/1,
+ bad_constants/1]).
suite() -> [{ct_hooks,[ts_install_cth]}].
@@ -44,7 +45,8 @@ all() ->
more_xor_guards, build_in_guard, old_guard_tests, gbif,
t_is_boolean, is_function_2, tricky, rel_ops,
literal_type_tests, basic_andalso_orelse, traverse_dcd,
- check_qlc_hrl, andalso_semi, t_tuple_size, binary_part].
+ check_qlc_hrl, andalso_semi, t_tuple_size, binary_part,
+ bad_constants].
groups() ->
[].
@@ -1517,8 +1519,27 @@ bptest(B,A,C) when erlang:binary_part(B,{A,C}) =:= <<3,3>> ->
bptest(_,_,_) ->
error.
-
-
+-define(FAILING(C),
+ if
+ C -> ?t:fail(should_fail);
+ true -> ok
+ end,
+ if
+ true, C -> ?t:fail(should_fail);
+ true -> ok
+ end).
+
+bad_constants(Config) when is_list(Config) ->
+ ?line ?FAILING(false),
+ ?line ?FAILING([]),
+ ?line ?FAILING([a]),
+ ?line ?FAILING([Config]),
+ ?line ?FAILING({a,b}),
+ ?line ?FAILING({a,Config}),
+ ?line ?FAILING(<<1>>),
+ ?line ?FAILING(42),
+ ?line ?FAILING(3.14),
+ ok.
%% Call this function to turn off constant propagation.
id(I) -> I.
diff --git a/lib/compiler/test/inline_SUITE.erl b/lib/compiler/test/inline_SUITE.erl
index af2b8ec92a..2e17d3fde6 100644
--- a/lib/compiler/test/inline_SUITE.erl
+++ b/lib/compiler/test/inline_SUITE.erl
@@ -33,7 +33,7 @@ suite() -> [{ct_hooks,[ts_install_cth]}].
all() ->
test_lib:recompile(?MODULE),
[attribute, bsdecode, bsdes, barnes2, decode1, smith,
- itracer, pseudoknot, lists, really_inlined, otp_7223,
+ itracer, pseudoknot, comma_splitter, lists, really_inlined, otp_7223,
coverage].
groups() ->
@@ -78,6 +78,7 @@ attribute(Config) when is_list(Config) ->
?comp(smith).
?comp(itracer).
?comp(pseudoknot).
+?comp(comma_splitter).
try_inline(Mod, Config) ->
?line Src = filename:join(?config(data_dir, Config), atom_to_list(Mod)),
@@ -263,7 +264,8 @@ my_apply(M, F, A, Init) ->
really_inlined(Config) when is_list(Config) ->
%% Make sure that badarg/2 really gets inlined.
- {'EXIT',{badarg,[{?MODULE,fail_me_now,[]}|_]}} = (catch fail_me_now()),
+ {'EXIT',{badarg,[{?MODULE,fail_me_now,[],_}|_]}} =
+ (catch fail_me_now()),
ok.
fail_me_now() ->
diff --git a/lib/compiler/test/inline_SUITE_data/comma_splitter.erl b/lib/compiler/test/inline_SUITE_data/comma_splitter.erl
new file mode 100644
index 0000000000..eaa89e0edc
--- /dev/null
+++ b/lib/compiler/test/inline_SUITE_data/comma_splitter.erl
@@ -0,0 +1,18 @@
+-module(comma_splitter).
+-export([?MODULE/0]).
+
+?MODULE() ->
+ {<<"def">>,<<"cba">>} = split_at_comma(<<"abc, def">>, <<>>),
+ ok.
+
+strip_leading_ws(<<N, Rest/binary>>) when N =< $\s ->
+ strip_leading_ws(Rest);
+strip_leading_ws(B) ->
+ B.
+
+split_at_comma(<<>>, Accu) ->
+ {<<>>, Accu};
+split_at_comma(<<$,, Rest/binary>>, Accu) ->
+ {strip_leading_ws(Rest), Accu};
+split_at_comma(<<C, Rest/binary>>, Accu) ->
+ split_at_comma(Rest, <<C, Accu/binary>>).
diff --git a/lib/compiler/test/lc_SUITE.erl b/lib/compiler/test/lc_SUITE.erl
index c8908858ba..f5948504b3 100644
--- a/lib/compiler/test/lc_SUITE.erl
+++ b/lib/compiler/test/lc_SUITE.erl
@@ -179,8 +179,8 @@ empty_generator(Config) when is_list(Config) ->
id(I) -> I.
-fc(Args, {'EXIT',{function_clause,[{?MODULE,_,Args}|_]}}) -> ok;
-fc(Args, {'EXIT',{function_clause,[{?MODULE,_,Arity}|_]}})
+fc(Args, {'EXIT',{function_clause,[{?MODULE,_,Args,_}|_]}}) -> ok;
+fc(Args, {'EXIT',{function_clause,[{?MODULE,_,Arity,_}|_]}})
when length(Args) =:= Arity ->
true = test_server:is_native(?MODULE);
fc(Args, {'EXIT',{{case_clause,ActualArgs},_}})
diff --git a/lib/compiler/test/misc_SUITE.erl b/lib/compiler/test/misc_SUITE.erl
index c941a80e61..9b414cade6 100644
--- a/lib/compiler/test/misc_SUITE.erl
+++ b/lib/compiler/test/misc_SUITE.erl
@@ -179,7 +179,7 @@ silly_coverage(Config) when is_list(Config) ->
?line expect_error(fun() -> v3_life:module(BadKernel, []) end),
%% v3_codegen
- CodegenInput = {?MODULE,[{foo,0}],[],[{function,foo,0,[a|b],a,b}]},
+ CodegenInput = {?MODULE,[{foo,0}],[],[{function,foo,0,[a|b],a,b,[]}]},
?line expect_error(fun() -> v3_codegen:module(CodegenInput, []) end),
%% beam_block
@@ -187,7 +187,7 @@ silly_coverage(Config) when is_list(Config) ->
[{function,foo,0,2,
[{label,1},
{func_info,{atom,?MODULE},{atom,foo},0},
- {label,2}|non_proper_list],99}]},
+ {label,2}|non_proper_list]}],99},
?line expect_error(fun() -> beam_block:module(BlockInput, []) end),
%% beam_bool
diff --git a/lib/compiler/test/pmod_SUITE.erl b/lib/compiler/test/pmod_SUITE.erl
index 9a317b5762..5dd09a7245 100644
--- a/lib/compiler/test/pmod_SUITE.erl
+++ b/lib/compiler/test/pmod_SUITE.erl
@@ -96,6 +96,11 @@ basic_1(Config, Opts) ->
?line error = Prop4:bar_bar({s,a,b}),
?line error = Prop4:bar_bar([]),
+ %% Call from a fun.
+ Fun = fun(Arg) -> Prop4:bar(Arg) end,
+ ?line ok = Fun({s,0}),
+
+ [{y,[1,2]},{x,[5,19]}] = Prop4:collapse([{y,[2,1]},{x,[19,5]}]),
ok.
otp_8447(Config) when is_list(Config) ->
diff --git a/lib/compiler/test/pmod_SUITE_data/pmod_basic.erl b/lib/compiler/test/pmod_SUITE_data/pmod_basic.erl
index 0d46cffe00..19cce452dc 100644
--- a/lib/compiler/test/pmod_SUITE_data/pmod_basic.erl
+++ b/lib/compiler/test/pmod_SUITE_data/pmod_basic.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
@@ -21,6 +21,7 @@
-export([lookup/1,or_props/1,prepend/1,append/1,stupid_sum/0]).
-export([bar/1,bar_bar/1]).
-export([bc1/0, bc2/0]).
+-export([collapse/1]).
lookup(Key) ->
proplists:lookup(Key, Props).
@@ -77,3 +78,6 @@ bc1() ->
bc2() ->
<< <<A:1>> || A <- [1,0,1,0] >>.
+
+collapse(L) ->
+ lists:keymap(fun lists:sort/1, 2, L).
diff --git a/lib/compiler/test/trycatch_SUITE.erl b/lib/compiler/test/trycatch_SUITE.erl
index c6e0f8d85d..760cf17225 100644
--- a/lib/compiler/test/trycatch_SUITE.erl
+++ b/lib/compiler/test/trycatch_SUITE.erl
@@ -314,19 +314,19 @@ eclectic(Conf) when is_list(Conf) ->
V = {make_ref(),3.1415926535,[[]|{}]},
?line {{value,{value,V},V},V} =
eclectic_1({foo,{value,{value,V}}}, undefined, {value,V}),
- ?line {{'EXIT',{V,[{?MODULE,foo,1}|_]}},V} =
+ ?line {{'EXIT',{V,[{?MODULE,foo,1,_}|_]}},V} =
eclectic_1({catch_foo,{error,V}}, undefined, {value,V}),
?line {{error,{exit,V},{'EXIT',V}},V} =
eclectic_1({foo,{error,{exit,V}}}, error, {value,V}),
?line {{value,{value,V},V},
- {'EXIT',{badarith,[{?MODULE,my_add,2}|_]}}} =
+ {'EXIT',{badarith,[{?MODULE,my_add,2,_}|_]}}} =
eclectic_1({foo,{value,{value,V}}}, undefined, {'add',{0,a}}),
?line {{'EXIT',V},V} =
eclectic_1({catch_foo,{exit,V}}, undefined, {throw,V}),
- ?line {{error,{'div',{1,0}},{'EXIT',{badarith,[{?MODULE,my_div,2}|_]}}},
+ ?line {{error,{'div',{1,0}},{'EXIT',{badarith,[{?MODULE,my_div,2,_}|_]}}},
{'EXIT',V}} =
eclectic_1({foo,{error,{'div',{1,0}}}}, error, {exit,V}),
- ?line {{{error,V},{'EXIT',{V,[{?MODULE,foo,1}|_]}}},
+ ?line {{{error,V},{'EXIT',{V,[{?MODULE,foo,1,_}|_]}}},
{'EXIT',V}} =
eclectic_1({catch_foo,{throw,{error,V}}}, undefined, {exit,V}),
%%
@@ -336,15 +336,15 @@ eclectic(Conf) when is_list(Conf) ->
eclectic_2({throw,{value,V}}, throw, {value,V}),
?line {{caught,{'EXIT',V}},undefined} =
eclectic_2({value,{value,V}}, undefined, {exit,V}),
- ?line {{caught,{'EXIT',{V,[{?MODULE,foo,1}|_]}}},undefined} =
+ ?line {{caught,{'EXIT',{V,[{?MODULE,foo,1,_}|_]}}},undefined} =
eclectic_2({error,{value,V}}, throw, {error,V}),
- ?line {{caught,{'EXIT',{badarg,[{erlang,abs,[V]}|_]}}},V} =
+ ?line {{caught,{'EXIT',{badarg,[{erlang,abs,[V],_}|_]}}},V} =
eclectic_2({value,{'abs',V}}, undefined, {value,V}),
- ?line {{caught,{'EXIT',{badarith,[{?MODULE,my_add,2}|_]}}},V} =
+ ?line {{caught,{'EXIT',{badarith,[{?MODULE,my_add,2,_}|_]}}},V} =
eclectic_2({exit,{'add',{0,a}}}, exit, {value,V}),
?line {{caught,{'EXIT',V}},undefined} =
eclectic_2({value,{error,V}}, undefined, {exit,V}),
- ?line {{caught,{'EXIT',{V,[{?MODULE,foo,1}|_]}}},undefined} =
+ ?line {{caught,{'EXIT',{V,[{?MODULE,foo,1,_}|_]}}},undefined} =
eclectic_2({throw,{'div',{1,0}}}, throw, {error,V}),
ok.