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-rw-r--r--lib/compiler/test/Makefile1
-rw-r--r--lib/compiler/test/beam_utils_SUITE.erl135
-rw-r--r--lib/compiler/test/beam_validator_SUITE.erl4
-rw-r--r--lib/compiler/test/bs_match_SUITE.erl47
-rw-r--r--lib/compiler/test/compilation_SUITE_data/opt_crash.erl6
-rw-r--r--lib/compiler/test/compile_SUITE.erl92
-rw-r--r--lib/compiler/test/core_alias_SUITE.erl195
-rw-r--r--lib/compiler/test/core_fold_SUITE.erl28
-rw-r--r--lib/compiler/test/guard_SUITE.erl38
-rw-r--r--lib/compiler/test/map_SUITE.erl20
-rw-r--r--lib/compiler/test/match_SUITE.erl148
-rw-r--r--lib/compiler/test/misc_SUITE.erl14
-rw-r--r--lib/compiler/test/receive_SUITE.erl13
-rw-r--r--lib/compiler/test/trycatch_SUITE.erl130
-rw-r--r--lib/compiler/test/z_SUITE.erl3
15 files changed, 814 insertions, 60 deletions
diff --git a/lib/compiler/test/Makefile b/lib/compiler/test/Makefile
index 63763f31b2..da5d207db9 100644
--- a/lib/compiler/test/Makefile
+++ b/lib/compiler/test/Makefile
@@ -22,6 +22,7 @@ MODULES= \
bs_construct_SUITE \
bs_match_SUITE \
bs_utf_SUITE \
+ core_alias_SUITE \
core_fold_SUITE \
compile_SUITE \
compilation_SUITE \
diff --git a/lib/compiler/test/beam_utils_SUITE.erl b/lib/compiler/test/beam_utils_SUITE.erl
index 710cb050d4..7686e69b63 100644
--- a/lib/compiler/test/beam_utils_SUITE.erl
+++ b/lib/compiler/test/beam_utils_SUITE.erl
@@ -24,7 +24,8 @@
apply_fun/1,apply_mf/1,bs_init/1,bs_save/1,
is_not_killed/1,is_not_used_at/1,
select/1,y_catch/1,otp_8949_b/1,liveopt/1,coverage/1,
- y_registers/1]).
+ y_registers/1,user_predef/1,scan_f/1,cafu/1,
+ receive_label/1,read_size_file_version/1]).
-export([id/1]).
suite() -> [{ct_hooks,[ts_install_cth]}].
@@ -46,7 +47,11 @@ groups() ->
otp_8949_b,
liveopt,
coverage,
- y_registers
+ y_registers,
+ user_predef,
+ scan_f,
+ cafu,
+ read_size_file_version
]}].
init_per_suite(Config) ->
@@ -117,6 +122,15 @@ bs_init(_Config) ->
{'EXIT',{badarg,_}} = (catch do_bs_init_2([0.5])),
{'EXIT',{badarg,_}} = (catch do_bs_init_2([-1])),
{'EXIT',{badarg,_}} = (catch do_bs_init_2([1 bsl 32])),
+
+ <<>> = do_bs_init_3({tag,0}, 0, 0),
+ <<0>> = do_bs_init_3({tag,0}, 2, 1),
+
+ <<"_build/shared">> = do_bs_init_4([], false),
+ <<"abc/shared">> = do_bs_init_4(<<"abc">>, false),
+ <<"foo/foo">> = do_bs_init_4(<<"foo">>, true),
+ error = do_bs_init_4([], not_boolean),
+
ok.
do_bs_init_1([?MODULE], Sz) ->
@@ -134,6 +148,45 @@ do_bs_init_2(SigNos) ->
erlang:error(badarg)
>>.
+do_bs_init_3({tag,Pos}, Offset, Len) ->
+ N0 = Offset - Pos,
+ N = if N0 > Len -> Len;
+ true -> N0
+ end,
+ <<0:N/unit:8>>.
+
+do_bs_init_4(Arg1, Arg2) ->
+ Build =
+ case id(Arg1) of
+ X when X =:= [] orelse X =:= false -> <<"_build">>;
+ X -> X
+ end,
+ case id(Arg2) of
+ true ->
+ id(<<case Build of
+ Rewrite when is_binary(Rewrite) ->
+ Rewrite;
+ Rewrite ->
+ id(Rewrite)
+ end/binary,
+ "/",
+ case id(<<"foo">>) of
+ Rewrite when is_binary(Rewrite) ->
+ Rewrite;
+ Rewrite ->
+ id(Rewrite)
+ end/binary>>);
+ false ->
+ id(<<case Build of
+ Rewrite when is_binary(Rewrite) ->
+ Rewrite;
+ Rewrite ->
+ id(Rewrite)
+ end/binary,
+ "/shared">>);
+ Other ->
+ error
+ end.
bs_save(_Config) ->
{a,30,<<>>} = do_bs_save(<<1:1,30:5>>),
@@ -376,5 +429,83 @@ do(A, B) -> {A,B}.
appointment(#{"resolution" := Url}) ->
do(receive _ -> Url end, #{true => Url}).
+%% From epp.erl.
+user_predef(_Config) ->
+ #{key:="value"} = user_predef({key,"value"}, #{}),
+ #{key:="value"} = user_predef({key,"value"}, #{key=>defined}),
+ error = user_predef({key,"value"}, #{key=>[defined]}),
+ ok.
+
+user_predef({M,Val}, Ms) ->
+ case Ms of
+ #{M:=Defs} when is_list(Defs) ->
+ error;
+ _ ->
+ Ms#{M=>Val}
+ end.
+
+%% From disk_log_1.erl.
+scan_f(_Config) ->
+ {1,<<>>,[]} = scan_f(<<1:32>>, 1, []),
+ {1,<<>>,[<<156>>]} = scan_f(<<1:32,156,1:32>>, 1, []),
+ ok.
+
+scan_f(<<Size:32,Tail/binary>>, FSz, Acc) when Size =< FSz ->
+ case Tail of
+ <<BinTerm:Size/binary,Tail2/binary>> ->
+ scan_f(Tail2, FSz, [BinTerm | Acc]);
+ _ ->
+ {Size,Tail,Acc}
+ end.
+
+%% From file_io_server.erl.
+cafu(_Config) ->
+ error = cafu(<<42:32>>, -1, 0, {utf32,big}),
+ error = cafu(<<42:32>>, 10, 0, {utf32,big}),
+ error = cafu(<<42:32>>, -1, 0, {utf32,little}),
+ ok.
+
+cafu(<<_/big-utf32,Rest/binary>>, N, Count, {utf32,big}) when N < 0 ->
+ cafu(Rest, -1, Count+1, {utf32,big});
+cafu(<<_/big-utf32,Rest/binary>>, N, Count, {utf32,big}) ->
+ cafu(Rest, N-1, Count+1, {utf32,big});
+cafu(<<_/little-utf32,Rest/binary>>, N, Count, {utf32,little}) when N < 0 ->
+ cafu(Rest, -1, Count+1, {utf32,little});
+cafu(_, _, _, _) ->
+ error.
+
+-record(rec_label, {bool}).
+
+receive_label(_Config) ->
+ Pid = spawn_link(fun() -> do_receive_label(#rec_label{bool=true}) end),
+ Msg = {a,b,c},
+ Pid ! {self(),Msg},
+ receive
+ {ok,Msg} ->
+ unlink(Pid),
+ exit(Pid, die),
+ ok
+ end.
+
+do_receive_label(Rec) ->
+ receive
+ {From,Message} when Rec#rec_label.bool ->
+ From ! {ok,Message},
+ do_receive_label(Rec)
+ end.
+
+read_size_file_version(_Config) ->
+ ok = do_read_size_file_version({ok,<<42>>}),
+ {ok,7777} = do_read_size_file_version({ok,<<7777:32>>}),
+ ok.
+
+do_read_size_file_version(E) ->
+ case E of
+ {ok,<<Version>>} when Version =:= 42 ->
+ ok;
+ {ok,<<MaxFiles:32>>} ->
+ {ok,MaxFiles}
+ end.
+
%% The identity function.
id(I) -> I.
diff --git a/lib/compiler/test/beam_validator_SUITE.erl b/lib/compiler/test/beam_validator_SUITE.erl
index c23514b36b..685eb2a72e 100644
--- a/lib/compiler/test/beam_validator_SUITE.erl
+++ b/lib/compiler/test/beam_validator_SUITE.erl
@@ -421,9 +421,9 @@ try_bin_opt(Mod) ->
try
do_bin_opt(Mod)
catch
- Class:Error ->
+ Class:Error:Stk ->
io:format("~p: ~p ~p\n~p\n",
- [Mod,Class,Error,erlang:get_stacktrace()]),
+ [Mod,Class,Error,Stk]),
error
end.
diff --git a/lib/compiler/test/bs_match_SUITE.erl b/lib/compiler/test/bs_match_SUITE.erl
index 2fe8cd0cff..7e1a432511 100644
--- a/lib/compiler/test/bs_match_SUITE.erl
+++ b/lib/compiler/test/bs_match_SUITE.erl
@@ -39,7 +39,8 @@
match_string_opt/1,select_on_integer/1,
map_and_binary/1,unsafe_branch_caching/1,
bad_literals/1,good_literals/1,constant_propagation/1,
- parse_xml/1,get_payload/1,num_slots_different/1]).
+ parse_xml/1,get_payload/1,escape/1,num_slots_different/1,
+ check_bitstring_list/1,guard/1]).
-export([coverage_id/1,coverage_external_ignore/2]).
@@ -71,7 +72,8 @@ groups() ->
match_string_opt,select_on_integer,
map_and_binary,unsafe_branch_caching,
bad_literals,good_literals,constant_propagation,parse_xml,
- get_payload,num_slots_different]}].
+ get_payload,escape,num_slots_different,
+ check_bitstring_list,guard]}].
init_per_suite(Config) ->
@@ -1524,6 +1526,21 @@ do_get_payload(ExtHdr) ->
<<_:13,_:35>> = ExtHdr#ext_header.ext_hdr_opts,
ExtHdrOptions.
+escape(_Config) ->
+ 0 = escape(<<>>, 0),
+ 1 = escape(<<128>>, 0),
+ 2 = escape(<<128,255>>, 0),
+ 42 = escape(<<42>>, 0),
+ 50 = escape(<<42,8>>, 0),
+ ok.
+
+escape(<<Byte, Rest/bits>>, Pos) when Byte >= 127 ->
+ escape(Rest, Pos + 1);
+escape(<<Byte, Rest/bits>>, Pos) ->
+ escape(Rest, Pos + Byte);
+escape(<<_Rest/bits>>, Pos) ->
+ Pos.
+
%% ERL-490
num_slots_different(_Config) ->
Ts = [{<<"de">>, <<"default">>, <<"Remove">>, <<"a">>},
@@ -1557,6 +1574,32 @@ lgettext(<<"de">>, <<"navigation">>, <<"Results">>) ->
lgettext(<<"de">>, <<"navigation">>, <<"Resources">>) ->
{ok, <<"Ressourcen">>}.
+%% Cover more code in beam_bsm.
+check_bitstring_list(_Config) ->
+ true = check_bitstring_list(<<1:1,0:1,1:1,1:1>>, [1,0,1,1]),
+ false = check_bitstring_list(<<1:1,0:1,1:1,1:1>>, [0]),
+ ok.
+
+check_bitstring_list(<<H:1,T1/bitstring>>, [H|T2]) ->
+ check_bitstring_list(T1, T2);
+check_bitstring_list(<<>>, []) ->
+ true;
+check_bitstring_list(_, _) ->
+ false.
+
+guard(_Config) ->
+ Tuple = id({a,b}),
+ ok = guard_1(<<1,2,3>>, {1,2,3}),
+ ok = guard_2(<<42>>, #{}),
+ ok.
+
+%% Cover handling of #k_put{} in v3_codegen:bsm_rename_ctx/4.
+guard_1(<<A,B,C>>, Tuple) when Tuple =:= {A,B,C} ->
+ ok.
+
+%% Cover handling of #k_call{} in v3_codegen:bsm_rename_ctx/4.
+guard_2(<<_>>, Healing) when Healing#{[] => Healing} =:= #{[] => #{}} ->
+ ok.
check(F, R) ->
R = F().
diff --git a/lib/compiler/test/compilation_SUITE_data/opt_crash.erl b/lib/compiler/test/compilation_SUITE_data/opt_crash.erl
index f1607cca68..c65ec31593 100644
--- a/lib/compiler/test/compilation_SUITE_data/opt_crash.erl
+++ b/lib/compiler/test/compilation_SUITE_data/opt_crash.erl
@@ -33,7 +33,7 @@ test() ->
{userinfo,nil},
fun() -> nil end},
nil},
- {'query',nil}}},
+ {query,nil}}},
{absoluteURI,
{scheme,_},
@@ -43,7 +43,7 @@ test() ->
{userinfo,nil},
HostportBefore},
nil},
- {'query',nil}}} = URI_Before,
+ {query,nil}}} = URI_Before,
%% ... some funky code ommitted, not relevant ...
@@ -55,7 +55,7 @@ test() ->
{userinfo,nil},
HostportAfter},
nil},
- {'query',nil}}} = URI_Before,
+ {query,nil}}} = URI_Before,
%% NOTE: I intended to write URI_After instead of URI_Before
%% but the accident revealed that when you add the line below,
%% it causes internal error in v3_codegen on compilation
diff --git a/lib/compiler/test/compile_SUITE.erl b/lib/compiler/test/compile_SUITE.erl
index 96897d612d..35c11d894d 100644
--- a/lib/compiler/test/compile_SUITE.erl
+++ b/lib/compiler/test/compile_SUITE.erl
@@ -27,12 +27,12 @@
-export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1,
init_per_group/2,end_per_group/2,
app_test/1,appup_test/1,
- debug_info/4, custom_debug_info/1,
+ debug_info/4, custom_debug_info/1, custom_compile_info/1,
file_1/1, forms_2/1, module_mismatch/1, big_file/1, outdir/1,
binary/1, makedep/1, cond_and_ifdef/1, listings/1, listings_big/1,
other_output/1, kernel_listing/1, encrypted_abstr/1,
strict_record/1, utf8_atoms/1, utf8_functions/1, extra_chunks/1,
- cover/1, env/1, core_pp/1,
+ cover/1, env/1, core_pp/1, tuple_calls/1,
core_roundtrip/1, asm/1, optimized_guards/1,
sys_pre_attributes/1, dialyzer/1,
warnings/1, pre_load_check/1, env_compiler_options/1,
@@ -49,11 +49,12 @@ all() ->
test_lib:recompile(?MODULE),
[app_test, appup_test, file_1, forms_2, module_mismatch, big_file, outdir,
binary, makedep, cond_and_ifdef, listings, listings_big,
- other_output, kernel_listing, encrypted_abstr,
+ other_output, kernel_listing, encrypted_abstr, tuple_calls,
strict_record, utf8_atoms, utf8_functions, extra_chunks,
cover, env, core_pp, core_roundtrip, asm, optimized_guards,
sys_pre_attributes, dialyzer, warnings, pre_load_check,
- env_compiler_options, custom_debug_info, bc_options].
+ env_compiler_options, custom_debug_info, bc_options,
+ custom_compile_info].
groups() ->
[].
@@ -384,7 +385,6 @@ do_file_listings(DataDir, PrivDir, [File|Files]) ->
do_listing(Simple, TargetDir, dcbsm, ".core_bsm"),
do_listing(Simple, TargetDir, dsetel, ".dsetel"),
do_listing(Simple, TargetDir, dkern, ".kernel"),
- do_listing(Simple, TargetDir, dlife, ".life"),
do_listing(Simple, TargetDir, dcg, ".codegen"),
do_listing(Simple, TargetDir, dblk, ".block"),
do_listing(Simple, TargetDir, dexcept, ".except"),
@@ -500,9 +500,8 @@ do_kernel_listing({M,A}) ->
io:format("*** compilation failure '~p' for module ~s\n",
[Error,M]),
error;
- Class:Error ->
- io:format("~p: ~p ~p\n~p\n",
- [M,Class,Error,erlang:get_stacktrace()]),
+ Class:Error:Stk ->
+ io:format("~p: ~p ~p\n~p\n", [M,Class,Error,Stk]),
error
end.
@@ -661,6 +660,23 @@ custom_debug_info(Config) when is_list(Config) ->
{ok,{simple,[{debug_info,{debug_info_v1,?MODULE,error}}]}} =
beam_lib:chunks(ErrorBin, [debug_info]).
+custom_compile_info(Config) when is_list(Config) ->
+ Anno = erl_anno:new(1),
+ Forms = [{attribute,Anno,module,custom_compile_info}],
+ Opts = [binary,{compile_info,[{another,version}]}],
+
+ {ok,custom_compile_info,Bin} = compile:forms(Forms, Opts),
+ {ok,{custom_compile_info,[{compile_info,CompileInfo}]}} =
+ beam_lib:chunks(Bin, [compile_info]),
+ version = proplists:get_value(another, CompileInfo),
+ CompileOpts = proplists:get_value(options, CompileInfo),
+ undefined = proplists:get_value(compile_info, CompileOpts),
+
+ {ok,custom_compile_info,DetBin} = compile:forms(Forms, [deterministic|Opts]),
+ {ok,{custom_compile_info,[{compile_info,DetInfo}]}} =
+ beam_lib:chunks(DetBin, [compile_info]),
+ version = proplists:get_value(another, DetInfo).
+
cover(Config) when is_list(Config) ->
io:format("~p\n", [compile:options()]),
ok.
@@ -793,6 +809,37 @@ extra_chunks(Config) when is_list(Config) ->
{ok,{extra_chunks,[{"ExCh",<<"Contents">>}]}} =
beam_lib:chunks(ExtraChunksBinary, ["ExCh"]).
+tuple_calls(Config) when is_list(Config) ->
+ Anno = erl_anno:new(1),
+ Forms = [{attribute,Anno,export,[{size,1},{store,1}]},
+ {function,Anno,size,1,
+ [{clause,Anno,[{var,[],mod}],[],
+ [{call,[],{remote,[],{var,[],mod},{atom,[],size}},[]}]}]},
+ {function,Anno,store,1,
+ [{clause,Anno,[{var,[],mod}],[],
+ [{call,[],{remote,[],{var,[],mod},{atom,[],store}},[{atom,[],key},{atom,[],value}]}]}]}],
+
+ TupleCallsFalse = [{attribute,Anno,module,tuple_calls_false}|Forms],
+ {ok,_,TupleCallsFalseBinary} = compile:forms(TupleCallsFalse, [binary]),
+ code:load_binary(tuple_calls_false, "compile_SUITE.erl", TupleCallsFalseBinary),
+ {'EXIT',{badarg,_}} = (catch tuple_calls_false:store(dict())),
+ {'EXIT',{badarg,_}} = (catch tuple_calls_false:size(dict())),
+ {'EXIT',{badarg,_}} = (catch tuple_calls_false:size(empty_tuple())),
+
+ TupleCallsTrue = [{attribute,Anno,module,tuple_calls_true}|Forms],
+ {ok,_,TupleCallsTrueBinary} = compile:forms(TupleCallsTrue, [binary,tuple_calls]),
+ code:load_binary(tuple_calls_true, "compile_SUITE.erl", TupleCallsTrueBinary),
+ Dict = tuple_calls_true:store(dict()),
+ 1 = tuple_calls_true:size(Dict),
+ {'EXIT',{badarg,_}} = (catch tuple_calls_true:size(empty_tuple())),
+
+ ok.
+
+dict() ->
+ dict:new().
+empty_tuple() ->
+ {}.
+
env(Config) when is_list(Config) ->
{Simple,Target} = get_files(Config, simple, env),
{ok,Cwd} = file:get_cwd(),
@@ -854,9 +901,8 @@ do_core_pp({M,A}, Outdir) ->
io:format("*** compilation failure '~p' for module ~s\n",
[Error,M]),
error;
- Class:Error ->
- io:format("~p: ~p ~p\n~p\n",
- [M,Class,Error,erlang:get_stacktrace()]),
+ Class:Error:Stk ->
+ io:format("~p: ~p ~p\n~p\n", [M,Class,Error,Stk]),
error
end.
@@ -913,9 +959,8 @@ do_core_roundtrip(Beam, Outdir) ->
io:format("*** compilation failure '~p' for file ~s\n",
[Error,Beam]),
error;
- Class:Error ->
- io:format("~p: ~p ~p\n~p\n",
- [Beam,Class,Error,erlang:get_stacktrace()]),
+ Class:Error:Stk ->
+ io:format("~p: ~p ~p\n~p\n", [Beam,Class,Error,Stk]),
error
end.
@@ -1100,9 +1145,8 @@ do_asm(Beam, Outdir) ->
[Other,AsmFile]),
error
end
- catch Class:Error ->
- io:format("~p: ~p ~p\n~p\n",
- [M,Class,Error,erlang:get_stacktrace()]),
+ catch Class:Error:Stk ->
+ io:format("~p: ~p ~p\n~p\n", [M,Class,Error,Stk]),
error
end.
@@ -1119,9 +1163,8 @@ do_opt_guards(Beam) ->
try
{ok,M,Asm} = compile:forms(A, ['S']),
do_opt_guards_mod(Asm)
- catch Class:Error ->
- io:format("~p: ~p ~p\n~p\n",
- [M,Class,Error,erlang:get_stacktrace()]),
+ catch Class:Error:Stk ->
+ io:format("~p: ~p ~p\n~p\n", [M,Class,Error,Stk]),
error
end.
@@ -1282,10 +1325,13 @@ do_warnings_2([], Next, F) ->
%% pre-loads the modules that are used by a typical compilation.
pre_load_check(Config) ->
- case test_server:is_cover() of
- true ->
+ case {test_server:is_cover(),code:module_info(native)} of
+ {true,_} ->
{skip,"Cover is running"};
- false ->
+ {false,true} ->
+ %% Tracing won't work.
+ {skip,"'code' is native-compiled"};
+ {false,false} ->
try
do_pre_load_check(Config)
after
diff --git a/lib/compiler/test/core_alias_SUITE.erl b/lib/compiler/test/core_alias_SUITE.erl
new file mode 100644
index 0000000000..f3f15ef0f8
--- /dev/null
+++ b/lib/compiler/test/core_alias_SUITE.erl
@@ -0,0 +1,195 @@
+%%
+%% %CopyrightBegin%
+%%
+%% Copyright Ericsson AB 2007-2016. All Rights Reserved.
+%%
+%% Licensed under the Apache License, Version 2.0 (the "License");
+%% you may not use this file except in compliance with the License.
+%% You may obtain a copy of the License at
+%%
+%% http://www.apache.org/licenses/LICENSE-2.0
+%%
+%% Unless required by applicable law or agreed to in writing, software
+%% distributed under the License is distributed on an "AS IS" BASIS,
+%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+%% See the License for the specific language governing permissions and
+%% limitations under the License.
+%%
+%% %CopyrightEnd%
+%%
+-module(core_alias_SUITE).
+
+-export([all/0, suite/0, groups/0,init_per_suite/1, end_per_suite/1,
+ init_per_group/2, end_per_group/2,
+ tuples/1, cons/1]).
+
+-include_lib("common_test/include/ct.hrl").
+
+suite() -> [{ct_hooks,[ts_install_cth]}].
+
+all() ->
+ test_lib:recompile(?MODULE),
+ [{group,p}].
+
+groups() ->
+ [{p,[parallel],
+ [tuples, cons]}].
+
+init_per_suite(Config) ->
+ Config.
+
+end_per_suite(_Config) ->
+ ok.
+
+init_per_group(_GroupName, Config) ->
+ Config.
+
+end_per_group(_GroupName, Config) ->
+ Config.
+
+
+id(X) -> X.
+
+tuples(Config) when is_list(Config) ->
+ Tuple = {ok,id(value)},
+
+ true = erts_debug:same(Tuple, simple_tuple(Tuple)),
+ true = erts_debug:same(Tuple, simple_tuple_in_map(#{hello => Tuple})),
+ true = erts_debug:same(Tuple, simple_tuple_case_repeated(Tuple, Tuple)),
+ true = erts_debug:same(Tuple, simple_tuple_fun_repeated(Tuple, Tuple)),
+ true = erts_debug:same(Tuple, simple_tuple_twice_head(Tuple, Tuple)),
+
+ {Tuple1, Tuple2} = simple_tuple_twice_body(Tuple),
+ true = erts_debug:same(Tuple, Tuple1),
+ true = erts_debug:same(Tuple, Tuple2),
+
+ Nested = {nested,Tuple},
+ true = erts_debug:same(Tuple, nested_tuple_part(Nested)),
+ true = erts_debug:same(Nested, nested_tuple_whole(Nested)),
+ true = erts_debug:same(Nested, nested_tuple_with_alias(Nested)),
+
+ true = erts_debug:same(Tuple, tuple_rebinding_after(Tuple)),
+
+ Tuple = unaliased_tuple_rebinding_before(Tuple),
+ false = erts_debug:same(Tuple, unaliased_tuple_rebinding_before(Tuple)),
+ Nested = unaliased_literal_tuple_head(Nested),
+ false = erts_debug:same(Nested, unaliased_literal_tuple_head(Nested)),
+ Nested = unaliased_literal_tuple_body(Nested),
+ false = erts_debug:same(Nested, unaliased_literal_tuple_body(Nested)),
+ Nested = unaliased_different_var_tuple(Nested, Tuple),
+ false = erts_debug:same(Nested, unaliased_different_var_tuple(Nested, Tuple)).
+
+simple_tuple({ok,X}) ->
+ {ok,X}.
+simple_tuple_twice_head({ok,X}, {ok,X}) ->
+ {ok,X}.
+simple_tuple_twice_body({ok,X}) ->
+ {{ok,X},{ok,X}}.
+simple_tuple_in_map(#{hello := {ok,X}}) ->
+ {ok,X}.
+simple_tuple_fun_repeated({ok,X}, Y) ->
+ io:format("~p~n", [X]),
+ (fun({ok,X}) -> {ok,X} end)(Y).
+simple_tuple_case_repeated({ok,X}, Y) ->
+ io:format("~p~n", [X]),
+ case Y of {ok,X} -> {ok,X} end.
+
+nested_tuple_part({nested,{ok,X}}) ->
+ {ok,X}.
+nested_tuple_whole({nested,{ok,X}}) ->
+ {nested,{ok,X}}.
+nested_tuple_with_alias({nested,{ok,_}=Y}) ->
+ {nested,Y}.
+
+tuple_rebinding_after(Y) ->
+ (fun(X) -> {ok,X} end)(Y),
+ case Y of {ok,X} -> {ok,X} end.
+unaliased_tuple_rebinding_before({ok,X}) ->
+ io:format("~p~n", [X]),
+ (fun(X) -> {ok,X} end)(value).
+unaliased_literal_tuple_head({nested,{ok,value}=X}) ->
+ io:format("~p~n", [X]),
+ {nested,{ok,value}}.
+unaliased_literal_tuple_body({nested,{ok,value}=X}) ->
+ Res = {nested,Y={ok,value}},
+ io:format("~p~n", [[X,Y]]),
+ Res.
+unaliased_different_var_tuple({nested,{ok,value}=X}, Y) ->
+ io:format("~p~n", [X]),
+ {nested,Y}.
+
+cons(Config) when is_list(Config) ->
+ Cons = [ok|id(value)],
+
+ true = erts_debug:same(Cons, simple_cons(Cons)),
+ true = erts_debug:same(Cons, simple_cons_in_map(#{hello => Cons})),
+ true = erts_debug:same(Cons, simple_cons_case_repeated(Cons, Cons)),
+ true = erts_debug:same(Cons, simple_cons_fun_repeated(Cons, Cons)),
+ true = erts_debug:same(Cons, simple_cons_twice_head(Cons, Cons)),
+
+ {Cons1,Cons2} = simple_cons_twice_body(Cons),
+ true = erts_debug:same(Cons, Cons1),
+ true = erts_debug:same(Cons, Cons2),
+
+ Nested = [nested,Cons],
+ true = erts_debug:same(Cons, nested_cons_part(Nested)),
+ true = erts_debug:same(Nested, nested_cons_whole(Nested)),
+ true = erts_debug:same(Nested, nested_cons_with_alias(Nested)),
+ true = erts_debug:same(Cons, cons_rebinding_after(Cons)),
+
+ Unstripped = id([a,b]),
+ Stripped = cons_with_binary([<<>>|Unstripped]),
+ true = erts_debug:same(Unstripped, Stripped),
+
+ Cons = unaliased_cons_rebinding_before(Cons),
+ false = erts_debug:same(Cons, unaliased_cons_rebinding_before(Cons)),
+ Nested = unaliased_literal_cons_head(Nested),
+ false = erts_debug:same(Nested, unaliased_literal_cons_head(Nested)),
+ Nested = unaliased_literal_cons_body(Nested),
+ false = erts_debug:same(Nested, unaliased_literal_cons_body(Nested)),
+ Nested = unaliased_different_var_cons(Nested, Cons),
+ false = erts_debug:same(Nested, unaliased_different_var_cons(Nested, Cons)).
+
+simple_cons([ok|X]) ->
+ [ok|X].
+simple_cons_twice_head([ok|X], [ok|X]) ->
+ [ok|X].
+simple_cons_twice_body([ok|X]) ->
+ {[ok|X],[ok|X]}.
+simple_cons_in_map(#{hello := [ok|X]}) ->
+ [ok|X].
+simple_cons_fun_repeated([ok|X], Y) ->
+ io:format("~p~n", [X]),
+ (fun([ok|X]) -> [ok|X] end)(Y).
+simple_cons_case_repeated([ok|X], Y) ->
+ io:format("~p~n", [X]),
+ case Y of [ok|X] -> [ok|X] end.
+
+nested_cons_part([nested,[ok|X]]) ->
+ [ok|X].
+nested_cons_whole([nested,[ok|X]]) ->
+ [nested,[ok|X]].
+nested_cons_with_alias([nested,[ok|_]=Y]) ->
+ [nested,Y].
+
+cons_with_binary([<<>>,X|Y]) ->
+ cons_with_binary([X|Y]);
+cons_with_binary(A) ->
+ A.
+
+cons_rebinding_after(Y) ->
+ (fun(X) -> [ok|X] end)(Y),
+ case Y of [ok|X] -> [ok|X] end.
+unaliased_cons_rebinding_before([ok|X]) ->
+ io:format("~p~n", [X]),
+ (fun(X) -> [ok|X] end)(value).
+unaliased_literal_cons_head([nested,[ok|value]=X]) ->
+ io:format("~p~n", [X]),
+ [nested,[ok|value]].
+unaliased_literal_cons_body([nested,[ok|value]=X]) ->
+ Res = [nested,Y=[ok|value]],
+ io:format("~p~n", [[X, Y]]),
+ Res.
+unaliased_different_var_cons([nested,[ok|value]=X], Y) ->
+ io:format("~p~n", [X]),
+ [nested,Y].
diff --git a/lib/compiler/test/core_fold_SUITE.erl b/lib/compiler/test/core_fold_SUITE.erl
index 0097e28d4d..262967d03d 100644
--- a/lib/compiler/test/core_fold_SUITE.erl
+++ b/lib/compiler/test/core_fold_SUITE.erl
@@ -26,7 +26,8 @@
unused_multiple_values_error/1,unused_multiple_values/1,
multiple_aliases/1,redundant_boolean_clauses/1,
mixed_matching_clauses/1,unnecessary_building/1,
- no_no_file/1,configuration/1,supplies/1]).
+ no_no_file/1,configuration/1,supplies/1,
+ redundant_stack_frame/1]).
-export([foo/0,foo/1,foo/2,foo/3]).
@@ -45,7 +46,8 @@ groups() ->
unused_multiple_values_error,unused_multiple_values,
multiple_aliases,redundant_boolean_clauses,
mixed_matching_clauses,unnecessary_building,
- no_no_file,configuration,supplies]}].
+ no_no_file,configuration,supplies,
+ redundant_stack_frame]}].
init_per_suite(Config) ->
@@ -527,4 +529,26 @@ supplies(_Config) ->
do_supplies(#{1 := Value}) when byte_size(Value), byte_size(kg) -> working.
+redundant_stack_frame(_Config) ->
+ {1,2} = do_redundant_stack_frame(#{x=>1,y=>2}),
+ {'EXIT',{{badkey,_,x},_}} = (catch do_redundant_stack_frame(#{y=>2})),
+ {'EXIT',{{badkey,_,y},_}} = (catch do_redundant_stack_frame(#{x=>1})),
+ ok.
+
+do_redundant_stack_frame(Map) ->
+ %% There should not be a stack frame for this function.
+ X = case Map of
+ #{x := X0} ->
+ X0;
+ #{} ->
+ erlang:error({badkey, Map, x})
+ end,
+ Y = case Map of
+ #{y := Y0} ->
+ Y0;
+ #{} ->
+ erlang:error({badkey, Map, y})
+ end,
+ {X, Y}.
+
id(I) -> I.
diff --git a/lib/compiler/test/guard_SUITE.erl b/lib/compiler/test/guard_SUITE.erl
index ccb9b58225..0d6f8c6f98 100644
--- a/lib/compiler/test/guard_SUITE.erl
+++ b/lib/compiler/test/guard_SUITE.erl
@@ -35,7 +35,8 @@
basic_andalso_orelse/1,traverse_dcd/1,
check_qlc_hrl/1,andalso_semi/1,t_tuple_size/1,binary_part/1,
bad_constants/1,bad_guards/1,
- guard_in_catch/1,beam_bool_SUITE/1]).
+ guard_in_catch/1,beam_bool_SUITE/1,
+ cover_beam_dead/1]).
suite() -> [{ct_hooks,[ts_install_cth]}].
@@ -54,7 +55,8 @@ groups() ->
rel_ops,rel_op_combinations,
literal_type_tests,basic_andalso_orelse,traverse_dcd,
check_qlc_hrl,andalso_semi,t_tuple_size,binary_part,
- bad_constants,bad_guards,guard_in_catch,beam_bool_SUITE]}].
+ bad_constants,bad_guards,guard_in_catch,beam_bool_SUITE,
+ cover_beam_dead]}].
init_per_suite(Config) ->
Config.
@@ -1291,6 +1293,10 @@ rel_ops(Config) when is_list(Config) ->
true = any_atom /= id(42),
true = [] /= id(42),
+ %% Coverage of beam_utils:bif_to_test/3
+ Empty = id([]),
+ ?T(==, [], Empty),
+
ok.
-undef(TestOp).
@@ -1615,7 +1621,9 @@ type_tests() ->
is_reference,
is_port,
is_binary,
- is_function].
+ is_bitstring,
+ is_function,
+ is_map].
basic_andalso_orelse(Config) when is_list(Config) ->
T = id({type,integers,23,42}),
@@ -2198,7 +2206,31 @@ maps() ->
evidence(#{0 := Charge}) when 0; #{[] => Charge} == #{[] => 42} ->
ok.
+cover_beam_dead(_Config) ->
+ Mod = ?FUNCTION_NAME,
+ Attr = [],
+ Fs = [{function,test,1,2,
+ [{label,1},
+ {line,[]},
+ {func_info,{atom,Mod},{atom,test},1},
+ {label,2},
+ %% Cover beam_dead:turn_op/1 using swapped operand order.
+ {test,is_ne_exact,{f,3},[{integer,1},{x,0}]},
+ {test,is_eq_exact,{f,1},[{atom,a},{x,0}]},
+ {label,3},
+ {move,{atom,ok},{x,0}},
+ return]}],
+ Exp = [{test,1}],
+ Asm = {Mod,Exp,Attr,Fs,3},
+ {ok,Mod,Beam} = compile:forms(Asm, [from_asm,binary,report]),
+ {module,Mod} = code:load_binary(Mod, Mod, Beam),
+ ok = Mod:test(1),
+ ok = Mod:test(a),
+ {'EXIT',_} = (catch Mod:test(other)),
+ true = code:delete(Mod),
+ _ = code:purge(Mod),
+ ok.
%% Call this function to turn off constant propagation.
id(I) -> I.
diff --git a/lib/compiler/test/map_SUITE.erl b/lib/compiler/test/map_SUITE.erl
index 5e90b79aa2..f15917e3cb 100644
--- a/lib/compiler/test/map_SUITE.erl
+++ b/lib/compiler/test/map_SUITE.erl
@@ -695,8 +695,28 @@ t_is_map(Config) when is_list(Config) ->
if is_map(#{b=>1}) -> ok end,
if not is_map([1,2,3]) -> ok end,
if not is_map(x) -> ok end,
+
+ ok = do_t_is_map(map, #{}),
+ error = do_t_is_map(map, {a,b,c}),
+ ok = do_t_is_map(number, 42),
+ ok = do_t_is_map(number, 42.0),
+ error = do_t_is_map(number, {a,b,c}),
ok.
+do_t_is_map(What, X) ->
+ B = case What of
+ map ->
+ %% Cover conversion of is_map/1 BIF to test instruction
+ %% in beam_utils:bif_to_test/3.
+ is_map(X);
+ number ->
+ is_number(X)
+ end,
+ case B of
+ true -> ok;
+ false -> error
+ end.
+
% test map updates without matching
t_update_literals(Config) when is_list(Config) ->
Map = #{x=>1,y=>2,z=>3,q=>4},
diff --git a/lib/compiler/test/match_SUITE.erl b/lib/compiler/test/match_SUITE.erl
index 52b2da05f7..4b26a8dcdc 100644
--- a/lib/compiler/test/match_SUITE.erl
+++ b/lib/compiler/test/match_SUITE.erl
@@ -23,8 +23,9 @@
init_per_group/2,end_per_group/2,
pmatch/1,mixed/1,aliases/1,non_matching_aliases/1,
match_in_call/1,untuplify/1,shortcut_boolean/1,letify_guard/1,
- selectify/1,underscore/1,match_map/1,map_vars_used/1,
- coverage/1,grab_bag/1,literal_binary/1]).
+ selectify/1,deselectify/1,underscore/1,match_map/1,map_vars_used/1,
+ coverage/1,grab_bag/1,literal_binary/1,
+ unary_op/1]).
-include_lib("common_test/include/ct.hrl").
@@ -38,9 +39,9 @@ groups() ->
[{p,[parallel],
[pmatch,mixed,aliases,non_matching_aliases,
match_in_call,untuplify,
- shortcut_boolean,letify_guard,selectify,
+ shortcut_boolean,letify_guard,selectify,deselectify,
underscore,match_map,map_vars_used,coverage,
- grab_bag,literal_binary]}].
+ grab_bag,literal_binary,unary_op]}].
init_per_suite(Config) ->
@@ -466,6 +467,66 @@ sel_same_value2(V) when V =:= 42; V =:= 43 ->
sel_same_value2(_) ->
error.
+%% Test deconstruction of select_val instructions in beam_peep into
+%% regular tests with just one possible value left. Hitting proper cases
+%% in beam_peep relies on unification of labels by beam_jump.
+
+deselectify(Config) when is_list(Config) ->
+ one_or_other = desel_tuple_arity({1}),
+ two = desel_tuple_arity({1,1}),
+ one_or_other = desel_tuple_arity({1,1,1}),
+
+ one_or_other = dsel_integer(1),
+ two = dsel_integer(2),
+ one_or_other = dsel_integer(3),
+
+ one_or_other = dsel_integer_typecheck(1),
+ two = dsel_integer_typecheck(2),
+ one_or_other = dsel_integer_typecheck(3),
+
+ one_or_other = dsel_atom(one),
+ two = dsel_atom(two),
+ one_or_other = dsel_atom(three),
+
+ one_or_other = dsel_atom_typecheck(one),
+ two = dsel_atom_typecheck(two),
+ one_or_other = dsel_atom_typecheck(three).
+
+desel_tuple_arity(Tuple) when is_tuple(Tuple) ->
+ case Tuple of
+ {_} -> one_or_other;
+ {_,_} -> two;
+ _ -> one_or_other
+ end.
+
+dsel_integer(Val) ->
+ case Val of
+ 1 -> one_or_other;
+ 2 -> two;
+ _ -> one_or_other
+ end.
+
+dsel_integer_typecheck(Val) when is_integer(Val) ->
+ case Val of
+ 1 -> one_or_other;
+ 2 -> two;
+ _ -> one_or_other
+ end.
+
+dsel_atom(Val) ->
+ case Val of
+ one -> one_or_other;
+ two -> two;
+ _ -> one_or_other
+ end.
+
+dsel_atom_typecheck(Val) when is_atom(Val) ->
+ case Val of
+ one -> one_or_other;
+ two -> two;
+ _ -> one_or_other
+ end.
+
underscore(Config) when is_list(Config) ->
case Config of
[] ->
@@ -557,6 +618,10 @@ grab_bag(_Config) ->
{bad,16#555555555555555555555555555555555555555555555555555}],
ok = grab_bag_remove_failure(L, unit, 0),
+ {42,<<43,44>>} = grab_bag_single_valued(<<42,43,44>>),
+ empty_list = grab_bag_single_valued([]),
+ empty_tuple = grab_bag_single_valued({}),
+
ok.
grab_bag_remove_failure([], _Unit, _MaxFailure) ->
@@ -574,6 +639,12 @@ grab_bag_remove_failure([{stretch,_,Mi}=Stretch | Specs], Unit, _MaxFailure) ->
ok
end.
+%% Cover a line v3_kernel that places binary matching first.
+grab_bag_single_valued(<<H,T/bytes>>) -> {H,T};
+grab_bag_single_valued([]) -> empty_list;
+grab_bag_single_valued({}) -> empty_tuple.
+
+
%% Regression in 19.0, reported by Alexei Sholik
literal_binary(_Config) ->
3 = literal_binary_match(bar, <<"y">>),
@@ -592,5 +663,74 @@ literal_binary_match(_, <<"x">>) -> 2;
literal_binary_match(_, <<"y">>) -> 3;
literal_binary_match(_, _) -> fail.
+unary_op(Config) ->
+ %% ERL-514. This test case only verifies that the code
+ %% calculates the correct result, not that the generated
+ %% code is optimial.
+
+ {non_associative,30} = unary_op_1('&'),
+ {non_associative,300} = unary_op_1('^'),
+ {non_associative,300} = unary_op_1('not'),
+ {non_associative,300} = unary_op_1('+'),
+ {non_associative,300} = unary_op_1('-'),
+ {non_associative,300} = unary_op_1('~~~'),
+ {non_associative,300} = unary_op_1('!'),
+ {non_associative,320} = unary_op_1('@'),
+
+ error = unary_op_1(Config),
+ error = unary_op_1(abc),
+ error = unary_op_1(42),
+
+ ok.
+
+unary_op_1(Vop@1) ->
+ %% If all optimizations are working as they should, there should
+ %% be no stack frame and all '=:=' tests should be coalesced into
+ %% a single select_val instruction.
+
+ case Vop@1 =:= '&' of
+ true ->
+ {non_associative,30};
+ false ->
+ case
+ case Vop@1 =:= '^' of
+ true ->
+ true;
+ false ->
+ case Vop@1 =:= 'not' of
+ true ->
+ true;
+ false ->
+ case Vop@1 =:= '+' of
+ true ->
+ true;
+ false ->
+ case Vop@1 =:= '-' of
+ true ->
+ true;
+ false ->
+ case Vop@1 =:= '~~~' of
+ true ->
+ true;
+ false ->
+ Vop@1 =:= '!'
+ end
+ end
+ end
+ end
+ end
+ of
+ true ->
+ {non_associative,300};
+ false ->
+ case Vop@1 =:= '@' of
+ true ->
+ {non_associative,320};
+ false ->
+ error
+ end
+ end
+ end.
+
id(I) -> I.
diff --git a/lib/compiler/test/misc_SUITE.erl b/lib/compiler/test/misc_SUITE.erl
index 4bd884d86b..d93c5dda1e 100644
--- a/lib/compiler/test/misc_SUITE.erl
+++ b/lib/compiler/test/misc_SUITE.erl
@@ -161,16 +161,17 @@ md5_1(Beam) ->
%% Cover some code that handles internal errors.
silly_coverage(Config) when is_list(Config) ->
- %% sys_core_fold, sys_core_bsm, sys_core_setel, v3_kernel
+ %% sys_core_fold, sys_core_alias, sys_core_bsm, sys_core_setel, v3_kernel
BadCoreErlang = {c_module,[],
name,[],[],
[{{c_var,[],{foo,2}},seriously_bad_body}]},
expect_error(fun() -> sys_core_fold:module(BadCoreErlang, []) end),
+ expect_error(fun() -> sys_core_alias:module(BadCoreErlang, []) end),
expect_error(fun() -> sys_core_bsm:module(BadCoreErlang, []) end),
expect_error(fun() -> sys_core_dsetel:module(BadCoreErlang, []) end),
expect_error(fun() -> v3_kernel:module(BadCoreErlang, []) end),
- %% v3_life
+ %% v3_codegen
BadKernel = {k_mdef,[],?MODULE,
[{foo,0}],
[],
@@ -178,11 +179,7 @@ silly_coverage(Config) when is_list(Config) ->
{k,[],[],[]},
f,0,[],
seriously_bad_body}]},
- expect_error(fun() -> v3_life:module(BadKernel, []) end),
-
- %% v3_codegen
- CodegenInput = {?MODULE,[{foo,0}],[],[{function,foo,0,[a|b],a,b,[]}]},
- expect_error(fun() -> v3_codegen:module(CodegenInput, []) end),
+ expect_error(fun() -> v3_codegen:module(BadKernel, []) end),
%% beam_a
BeamAInput = {?MODULE,[{foo,0}],[],
@@ -321,8 +318,7 @@ expect_error(Fun) ->
io:format("~p", [Any]),
ct:fail(call_was_supposed_to_fail)
catch
- Class:Reason ->
- Stk = erlang:get_stacktrace(),
+ Class:Reason:Stk ->
io:format("~p:~p\n~p\n", [Class,Reason,Stk]),
case {Class,Reason} of
{error,undef} ->
diff --git a/lib/compiler/test/receive_SUITE.erl b/lib/compiler/test/receive_SUITE.erl
index 8304672558..5e386790c0 100644
--- a/lib/compiler/test/receive_SUITE.erl
+++ b/lib/compiler/test/receive_SUITE.erl
@@ -222,9 +222,8 @@ do_ref_opt(Source, PrivDir) ->
collect_recv_opt_instrs(Code)
end,
ok
- catch Class:Error ->
- io:format("~s: ~p ~p\n~p\n",
- [Source,Class,Error,erlang:get_stacktrace()]),
+ catch Class:Error:Stk ->
+ io:format("~s: ~p ~p\n~p\n", [Source,Class,Error,Stk]),
error
end.
@@ -265,6 +264,10 @@ export(Config) when is_list(Config) ->
self() ! {result,Ref,42},
42 = export_1(Ref),
{error,timeout} = export_1(Ref),
+
+ self() ! {result,Ref},
+ {ok,Ref} = export_2(),
+
ok.
export_1(Reference) ->
@@ -281,6 +284,10 @@ export_1(Reference) ->
id({build,self()}),
Result.
+export_2() ->
+ receive {result,Result} -> ok end,
+ {ok,Result}.
+
wait(Config) when is_list(Config) ->
self() ! <<42>>,
<<42>> = wait_1(r, 1, 2),
diff --git a/lib/compiler/test/trycatch_SUITE.erl b/lib/compiler/test/trycatch_SUITE.erl
index a591d6cc93..8cf7928cc4 100644
--- a/lib/compiler/test/trycatch_SUITE.erl
+++ b/lib/compiler/test/trycatch_SUITE.erl
@@ -26,7 +26,8 @@
nested_of/1,nested_catch/1,nested_after/1,
nested_horrid/1,last_call_optimization/1,bool/1,
plain_catch_coverage/1,andalso_orelse/1,get_in_try/1,
- hockey/1,handle_info/1,catch_in_catch/1,grab_bag/1]).
+ hockey/1,handle_info/1,catch_in_catch/1,grab_bag/1,
+ stacktrace/1,nested_stacktrace/1]).
-include_lib("common_test/include/ct.hrl").
@@ -42,7 +43,8 @@ groups() ->
after_oops,eclectic,rethrow,nested_of,nested_catch,
nested_after,nested_horrid,last_call_optimization,
bool,plain_catch_coverage,andalso_orelse,get_in_try,
- hockey,handle_info,catch_in_catch,grab_bag]}].
+ hockey,handle_info,catch_in_catch,grab_bag,
+ stacktrace,nested_stacktrace]}].
init_per_suite(Config) ->
@@ -324,11 +326,11 @@ eclectic(Conf) when is_list(Conf) ->
{{error,{exit,V},{'EXIT',V}},V} =
eclectic_1({foo,{error,{exit,V}}}, error, {value,V}),
{{value,{value,V},V},
- {'EXIT',{badarith,[{?MODULE,my_add,2,_}|_]}}} =
+ {'EXIT',{badarith,[{erlang,'+',[0,a],_},{?MODULE,my_add,2,_}|_]}}} =
eclectic_1({foo,{value,{value,V}}}, undefined, {'add',{0,a}}),
{{'EXIT',V},V} =
eclectic_1({catch_foo,{exit,V}}, undefined, {throw,V}),
- {{error,{'div',{1,0}},{'EXIT',{badarith,[{?MODULE,my_div,2,_}|_]}}},
+ {{error,{'div',{1,0}},{'EXIT',{badarith,[{erlang,'div',[1,0],_},{?MODULE,my_div,2,_}|_]}}},
{'EXIT',V}} =
eclectic_1({foo,{error,{'div',{1,0}}}}, error, {exit,V}),
{{{error,V},{'EXIT',{V,[{?MODULE,foo,1,_}|_]}}},
@@ -345,7 +347,7 @@ eclectic(Conf) when is_list(Conf) ->
eclectic_2({error,{value,V}}, throw, {error,V}),
{{caught,{'EXIT',{badarg,[{erlang,abs,[V],_}|_]}}},V} =
eclectic_2({value,{'abs',V}}, undefined, {value,V}),
- {{caught,{'EXIT',{badarith,[{?MODULE,my_add,2,_}|_]}}},V} =
+ {{caught,{'EXIT',{badarith,[{erlang,'+',[0,a],_},{?MODULE,my_add,2,_}|_]}}},V} =
eclectic_2({exit,{'add',{0,a}}}, exit, {value,V}),
{{caught,{'EXIT',V}},undefined} =
eclectic_2({value,{error,V}}, undefined, {exit,V}),
@@ -1039,5 +1041,123 @@ grab_bag(_Config) ->
ok.
+stacktrace(_Config) ->
+ V = [make_ref()|self()],
+ case ?MODULE:module_info(native) of
+ false ->
+ {value2,{caught1,badarg,[{erlang,abs,[V],_}|_]}} =
+ stacktrace_1({'abs',V}, error, {value,V}),
+ {caught2,{error,badarith},[{erlang,'+',[0,a],_},
+ {?MODULE,my_add,2,_}|_]} =
+ stacktrace_1({'div',{1,0}}, error, {'add',{0,a}});
+ true ->
+ {value2,{caught1,badarg,[{?MODULE,my_abs,1,_}|_]}} =
+ stacktrace_1({'abs',V}, error, {value,V}),
+ {caught2,{error,badarith},[{?MODULE,my_add,2,_}|_]} =
+ stacktrace_1({'div',{1,0}}, error, {'add',{0,a}})
+ end,
+ {caught2,{error,{try_clause,V}},[{?MODULE,stacktrace_1,3,_}|_]} =
+ stacktrace_1({value,V}, error, {value,V}),
+ {caught2,{throw,V},[{?MODULE,foo,1,_}|_]} =
+ stacktrace_1({value,V}, error, {throw,V}),
+
+ try
+ stacktrace_2()
+ catch
+ error:{badmatch,_}:Stk2 ->
+ [{?MODULE,stacktrace_2,0,_},
+ {?MODULE,stacktrace,1,_}|_] = Stk2,
+ Stk2 = erlang:get_stacktrace(),
+ ok
+ end,
+
+ try
+ stacktrace_3(a, b)
+ catch
+ error:function_clause:Stk3 ->
+ Stk3 = erlang:get_stacktrace(),
+ case lists:module_info(native) of
+ false ->
+ [{lists,prefix,[a,b],_}|_] = Stk3;
+ true ->
+ [{lists,prefix,2,_}|_] = Stk3
+ end
+ end,
+
+ try
+ throw(x)
+ catch
+ throw:x:IntentionallyUnused ->
+ ok
+ end.
+
+stacktrace_1(X, C1, Y) ->
+ try try foo(X) of
+ C1 -> value1
+ catch
+ C1:D1:Stk1 ->
+ Stk1 = erlang:get_stacktrace(),
+ {caught1,D1,Stk1}
+ after
+ foo(Y)
+ end of
+ V2 -> {value2,V2}
+ catch
+ C2:D2:Stk2 -> {caught2,{C2,D2},Stk2=erlang:get_stacktrace()}
+ end.
+
+stacktrace_2() ->
+ ok = erlang:process_info(self(), current_function),
+ ok.
+
+stacktrace_3(A, B) ->
+ {ok,lists:prefix(A, B)}.
+
+nested_stacktrace(_Config) ->
+ V = [{make_ref()}|[self()]],
+ value1 = nested_stacktrace_1({{value,{V,x1}},void,{V,x1}},
+ {void,void,void}),
+ case ?MODULE:module_info(native) of
+ false ->
+ {caught1,
+ [{erlang,'+',[V,x1],_},{?MODULE,my_add,2,_}|_],
+ value2} =
+ nested_stacktrace_1({{'add',{V,x1}},error,badarith},
+ {{value,{V,x2}},void,{V,x2}}),
+ {caught1,
+ [{erlang,'+',[V,x1],_},{?MODULE,my_add,2,_}|_],
+ {caught2,[{erlang,abs,[V],_}|_]}} =
+ nested_stacktrace_1({{'add',{V,x1}},error,badarith},
+ {{'abs',V},error,badarg});
+ true ->
+ {caught1,
+ [{?MODULE,my_add,2,_}|_],
+ value2} =
+ nested_stacktrace_1({{'add',{V,x1}},error,badarith},
+ {{value,{V,x2}},void,{V,x2}}),
+ {caught1,
+ [{?MODULE,my_add,2,_}|_],
+ {caught2,[{?MODULE,my_abs,1,_}|_]}} =
+ nested_stacktrace_1({{'add',{V,x1}},error,badarith},
+ {{'abs',V},error,badarg})
+ end,
+ ok.
+
+nested_stacktrace_1({X1,C1,V1}, {X2,C2,V2}) ->
+ try foo(X1) of
+ V1 -> value1
+ catch
+ C1:V1:S1 ->
+ S1 = erlang:get_stacktrace(),
+ T2 = try foo(X2) of
+ V2 -> value2
+ catch
+ C2:V2:S2 ->
+ S2 = erlang:get_stacktrace(),
+ {caught2,S2}
+ end,
+ {caught1,S1,T2}
+ end.
+
id(I) -> I.
diff --git a/lib/compiler/test/z_SUITE.erl b/lib/compiler/test/z_SUITE.erl
index d864184f4c..cd95d0e733 100644
--- a/lib/compiler/test/z_SUITE.erl
+++ b/lib/compiler/test/z_SUITE.erl
@@ -54,8 +54,7 @@ do_loaded([{M,_}|Ms], E0) ->
_ = M:module_info(functions),
E0
catch
- C:Error ->
- Stk = erlang:get_stacktrace(),
+ C:Error:Stk ->
io:format("~p:~p\n~p\n", [C,Error,Stk]),
E0 + 1
end,