diff options
Diffstat (limited to 'lib/compiler/test')
-rw-r--r-- | lib/compiler/test/Makefile | 1 | ||||
-rw-r--r-- | lib/compiler/test/beam_utils_SUITE.erl | 135 | ||||
-rw-r--r-- | lib/compiler/test/beam_validator_SUITE.erl | 4 | ||||
-rw-r--r-- | lib/compiler/test/bs_match_SUITE.erl | 47 | ||||
-rw-r--r-- | lib/compiler/test/compilation_SUITE_data/opt_crash.erl | 6 | ||||
-rw-r--r-- | lib/compiler/test/compile_SUITE.erl | 92 | ||||
-rw-r--r-- | lib/compiler/test/core_alias_SUITE.erl | 195 | ||||
-rw-r--r-- | lib/compiler/test/core_fold_SUITE.erl | 28 | ||||
-rw-r--r-- | lib/compiler/test/guard_SUITE.erl | 38 | ||||
-rw-r--r-- | lib/compiler/test/map_SUITE.erl | 20 | ||||
-rw-r--r-- | lib/compiler/test/match_SUITE.erl | 148 | ||||
-rw-r--r-- | lib/compiler/test/misc_SUITE.erl | 14 | ||||
-rw-r--r-- | lib/compiler/test/receive_SUITE.erl | 13 | ||||
-rw-r--r-- | lib/compiler/test/trycatch_SUITE.erl | 130 | ||||
-rw-r--r-- | lib/compiler/test/z_SUITE.erl | 3 |
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, |