diff options
Diffstat (limited to 'erts/emulator/test')
23 files changed, 543 insertions, 188 deletions
diff --git a/erts/emulator/test/Makefile b/erts/emulator/test/Makefile index fcd7244ae9..370fcb0f3a 100644 --- a/erts/emulator/test/Makefile +++ b/erts/emulator/test/Makefile @@ -73,6 +73,7 @@ MODULES= \ hipe_SUITE \ list_bif_SUITE \ lttng_SUITE \ + lcnt_SUITE \ map_SUITE \ match_spec_SUITE \ module_info_SUITE \ diff --git a/erts/emulator/test/alloc_SUITE.erl b/erts/emulator/test/alloc_SUITE.erl index 3a721095e2..f0871ead7d 100644 --- a/erts/emulator/test/alloc_SUITE.erl +++ b/erts/emulator/test/alloc_SUITE.erl @@ -65,12 +65,7 @@ mseg_clear_cache(Cfg) -> drv_case(Cfg). cpool(Cfg) -> drv_case(Cfg). migration(Cfg) -> - case erlang:system_info(smp_support) of - true -> - drv_case(Cfg, concurrent, "+MZe true"); - false -> - {skipped, "No smp"} - end. + drv_case(Cfg, concurrent, "+MZe true"). erts_mmap(Config) when is_list(Config) -> case {os:type(), mmsc_flags()} of diff --git a/erts/emulator/test/bif_SUITE.erl b/erts/emulator/test/bif_SUITE.erl index 339c827602..04b7f2de15 100644 --- a/erts/emulator/test/bif_SUITE.erl +++ b/erts/emulator/test/bif_SUITE.erl @@ -24,7 +24,7 @@ -include_lib("kernel/include/file.hrl"). -export([all/0, suite/0, - display/1, display_huge/0, + display/1, display_huge/0, display_string/1, erl_bif_types/1,guard_bifs_in_erl_bif_types/1, shadow_comments/1,list_to_utf8_atom/1, specs/1,improper_bif_stubs/1,auto_imports/1, @@ -43,7 +43,7 @@ all() -> [erl_bif_types, guard_bifs_in_erl_bif_types, shadow_comments, specs, improper_bif_stubs, auto_imports, t_list_to_existing_atom, os_env, otp_7526, - display, list_to_utf8_atom, + display, display_string, list_to_utf8_atom, atom_to_binary, binary_to_atom, binary_to_existing_atom, erl_crash_dump_bytes, min_max, erlang_halt, is_builtin, error_stacktrace, error_stacktrace_during_call_trace]. @@ -68,6 +68,28 @@ deeep(N,Acc) -> deeep(N) -> deeep(N,[hello]). +display_string(Config) when is_list(Config) -> + true = erlang:display_string("hej"), + true = erlang:display_string(""), + true = erlang:display_string("hopp"), + true = erlang:display_string("\n"), + true = erlang:display_string(lists:seq(1100,1200)), + {error,badarg} = try + erlang:display_string(atom), + ok + catch + T0:E0 -> + {T0, E0} + end, + {error,badarg} = try + erlang:display_string(make_ref()), + ok + catch + T1:E1 -> + {T1, E1} + end, + ok. + erl_bif_types(Config) when is_list(Config) -> ensure_erl_bif_types_compiled(), @@ -503,6 +525,8 @@ binary_to_atom(Config) when is_list(Config) -> ?BADARG(binary_to_atom(id(<<255>>), utf8)), ?BADARG(binary_to_atom(id(<<255,0>>), utf8)), ?BADARG(binary_to_atom(id(<<16#C0,16#80>>), utf8)), %Overlong 0. + <<B:1/binary, _/binary>> = id(<<194, 163>>), %Truncated character ERL-474 + ?BADARG(binary_to_atom(B, utf8)), %% system_limit failures. ?SYS_LIMIT(binary_to_atom(id(<<0:512/unit:8,255>>), utf8)), @@ -691,6 +715,9 @@ erlang_halt(Config) when is_list(Config) -> {badrpc,nodedown} = rpc:call(N3, erlang, halt, [0,[]]), {ok,N4} = slave:start(H, halt_node4), {badrpc,nodedown} = rpc:call(N4, erlang, halt, [lists:duplicate(300,$x)]), + %% Test unicode slogan + {ok,N4} = slave:start(H, halt_node4), + {badrpc,nodedown} = rpc:call(N4, erlang, halt, [[339,338,254,230,198,295,167,223,32,12507,12531,12480]]), % This test triggers a segfault when dumping a crash dump % to make sure that we can handle it properly. diff --git a/erts/emulator/test/big_SUITE.erl b/erts/emulator/test/big_SUITE.erl index 402751393a..5939d024ae 100644 --- a/erts/emulator/test/big_SUITE.erl +++ b/erts/emulator/test/big_SUITE.erl @@ -24,6 +24,7 @@ -export([t_div/1, eq_28/1, eq_32/1, eq_big/1, eq_math/1, big_literals/1, borders/1, negative/1, big_float_1/1, big_float_2/1, + bxor_2pow/1, shift_limit_1/1, powmod/1, system_limit/1, toobig/1, otp_6692/1]). %% Internal exports. @@ -42,6 +43,7 @@ suite() -> all() -> [t_div, eq_28, eq_32, eq_big, eq_math, big_literals, borders, negative, {group, big_float}, shift_limit_1, + bxor_2pow, powmod, system_limit, toobig, otp_6692]. groups() -> @@ -337,6 +339,13 @@ system_limit(Config) when is_list(Config) -> {'EXIT',{system_limit,_}} = (catch apply(erlang, id('bsl'), [Maxbig,2])), {'EXIT',{system_limit,_}} = (catch id(1) bsl (1 bsl 45)), {'EXIT',{system_limit,_}} = (catch id(1) bsl (1 bsl 69)), + + %% There should be no system_limit exception when shifting a zero. + 0 = id(0) bsl (1 bsl 128), + 0 = id(0) bsr -(1 bsl 128), + Erlang = id(erlang), + 0 = Erlang:'bsl'(id(0), 1 bsl 128), + 0 = Erlang:'bsr'(id(0), -(1 bsl 128)), ok. maxbig() -> @@ -396,3 +405,54 @@ loop2(X,Y,N,M) -> end, loop2(X,Y,N+1,M). + +%% ERL-450 +bxor_2pow(_Config) -> + IL = lists:seq(8*3, 8*16, 4), + JL = lists:seq(0, 64), + [bxor_2pow_1((1 bsl I), (1 bsl J)) + || I <- IL, J <- JL], + ok. + +bxor_2pow_1(A, B) -> + for(-1,1, fun(Ad) -> + for(-1,1, fun(Bd) -> + bxor_2pow_2(A+Ad, B+Bd), + bxor_2pow_2(-A+Ad, B+Bd), + bxor_2pow_2(A+Ad, -B+Bd), + bxor_2pow_2(-A+Ad, -B+Bd) + end) + end). + +for(From, To, _Fun) when From > To -> + ok; +for(From, To, Fun) -> + Fun(From), + for(From+1, To, Fun). + +bxor_2pow_2(A, B) -> + Correct = my_bxor(A, B), + case A bxor B of + Correct -> ok; + Wrong -> + io:format("~.16b bxor ~.16b\n", [A,B]), + io:format("Expected ~.16b\n", [Correct]), + io:format("Got ~.16b\n", [Wrong]), + ct:fail({failed, 'bxor'}) + + end. + +%% Implement bxor without bxor +my_bxor(A, B) -> + my_bxor(A, B, 0, 0). + +my_bxor(0, 0, _, Acc) -> Acc; +my_bxor(-1, -1, _, Acc) -> Acc; +my_bxor(-1, 0, N, Acc) -> (-1 bsl N) bor Acc; % sign extension +my_bxor(0, -1, N, Acc) -> (-1 bsl N) bor Acc; % sign extension +my_bxor(A, B, N, Acc0) -> + Acc1 = case (A band 1) =:= (B band 1) of + true -> Acc0; + false -> Acc0 bor (1 bsl N) + end, + my_bxor(A bsr 1, B bsr 1, N+1, Acc1). diff --git a/erts/emulator/test/big_SUITE_data/borders.dat b/erts/emulator/test/big_SUITE_data/borders.dat index 52e4f35861..c38ff93383 100644 --- a/erts/emulator/test/big_SUITE_data/borders.dat +++ b/erts/emulator/test/big_SUITE_data/borders.dat @@ -1114,3 +1114,38 @@ 1 = 16#800000000000001 rem (-16#800000000000000). 0 = 16#FFFFFFFFFFFFFFF800000000 rem 16#FFFFFFFFFFFFFFF80. +% ERL-450 bxor of big negative 2-pow +-(1 bsl 8) bxor -1 = 16#ff. +-(1 bsl 16) bxor -1 = 16#ffff. +-(1 bsl 24) bxor -1 = 16#ffffff. +-(1 bsl 32) bxor -1 = 16#ffffffff. +-(1 bsl 40) bxor -1 = 16#ffffffffff. +-(1 bsl 48) bxor -1 = 16#ffffffffffff. +-(1 bsl 56) bxor -1 = 16#ffffffffffffff. +-(1 bsl 64) bxor -1 = 16#ffffffffffffffff. +-(1 bsl 72) bxor -1 = 16#ffffffffffffffffff. +-(1 bsl 80) bxor -1 = 16#ffffffffffffffffffff. +-(1 bsl 88) bxor -1 = 16#ffffffffffffffffffffff. +-(1 bsl 96) bxor -1 = 16#ffffffffffffffffffffffff. +-(1 bsl 104) bxor -1 = 16#ffffffffffffffffffffffffff. +-(1 bsl 112) bxor -1 = 16#ffffffffffffffffffffffffffff. +-(1 bsl 120) bxor -1 = 16#ffffffffffffffffffffffffffffff. +-(1 bsl 128) bxor -1 = 16#ffffffffffffffffffffffffffffffff. +-(1 bsl 136) bxor -1 = 16#ffffffffffffffffffffffffffffffffff. +-(1 bsl 8) bxor 1 = -16#ff. +-(1 bsl 16) bxor 1 = -16#ffff. +-(1 bsl 24) bxor 1 = -16#ffffff. +-(1 bsl 32) bxor 1 = -16#ffffffff. +-(1 bsl 40) bxor 1 = -16#ffffffffff. +-(1 bsl 48) bxor 1 = -16#ffffffffffff. +-(1 bsl 56) bxor 1 = -16#ffffffffffffff. +-(1 bsl 64) bxor 1 = -16#ffffffffffffffff. +-(1 bsl 72) bxor 1 = -16#ffffffffffffffffff. +-(1 bsl 80) bxor 1 = -16#ffffffffffffffffffff. +-(1 bsl 88) bxor 1 = -16#ffffffffffffffffffffff. +-(1 bsl 96) bxor 1 = -16#ffffffffffffffffffffffff. +-(1 bsl 104) bxor 1 = -16#ffffffffffffffffffffffffff. +-(1 bsl 112) bxor 1 = -16#ffffffffffffffffffffffffffff. +-(1 bsl 120) bxor 1 = -16#ffffffffffffffffffffffffffffff. +-(1 bsl 128) bxor 1 = -16#ffffffffffffffffffffffffffffffff. +-(1 bsl 136) bxor 1 = -16#ffffffffffffffffffffffffffffffffff. diff --git a/erts/emulator/test/binary_SUITE.erl b/erts/emulator/test/binary_SUITE.erl index 4d17276e5c..61536bacd7 100644 --- a/erts/emulator/test/binary_SUITE.erl +++ b/erts/emulator/test/binary_SUITE.erl @@ -599,6 +599,9 @@ bad_binary_to_term(Config) when is_list(Config) -> %% Bad float. bad_bin_to_term(<<131,70,-1:64>>), + + %% Truncated UTF8 character (ERL-474) + bad_bin_to_term(<<131,119,1,194,163>>), ok. bad_bin_to_term(BadBin) -> diff --git a/erts/emulator/test/bs_construct_SUITE.erl b/erts/emulator/test/bs_construct_SUITE.erl index b79f4b995d..ce50bcdd86 100644 --- a/erts/emulator/test/bs_construct_SUITE.erl +++ b/erts/emulator/test/bs_construct_SUITE.erl @@ -905,14 +905,28 @@ bs_add_overflow(_Config) -> _ when Memsize < (2 bsl 30) -> {skip, "Less then 2 GB of memory"}; 4 -> - Large = <<0:((1 bsl 30)-1)>>, - {'EXIT',{system_limit,_}} = - (catch <<Large/bits, Large/bits, Large/bits, Large/bits, - Large/bits, Large/bits, Large/bits, Large/bits, - Large/bits>>), + {'EXIT', {system_limit, _}} = (catch bs_add_overflow_signed()), + {'EXIT', {system_limit, _}} = (catch bs_add_overflow_unsigned()), ok end. +bs_add_overflow_signed() -> + %% Produce a large result of bs_add that, if cast to signed int, would + %% overflow into a negative number that fits a smallnum. + Large = <<0:((1 bsl 30)-1)>>, + <<Large/bits, Large/bits, Large/bits, Large/bits, + Large/bits, Large/bits, Large/bits, Large/bits, + Large/bits>>. + +bs_add_overflow_unsigned() -> + %% Produce a large result of bs_add that goes beyond the limit of an + %% unsigned word. This used to succeed but produced an incorrect result + %% where B =:= C! + A = <<0:((1 bsl 32)-8)>>, + B = <<2, 3>>, + C = <<A/binary,1,B/binary>>, + true = byte_size(B) < byte_size(C). + id(I) -> I. memsize() -> diff --git a/erts/emulator/test/driver_SUITE.erl b/erts/emulator/test/driver_SUITE.erl index 6810729285..5fca191679 100644 --- a/erts/emulator/test/driver_SUITE.erl +++ b/erts/emulator/test/driver_SUITE.erl @@ -1144,8 +1144,6 @@ check_si_res(["thread", "false"]) -> false = erlang:system_info(threads); check_si_res(["smp", "true"]) -> true = erlang:system_info(smp_support); -check_si_res(["smp", "false"]) -> - false = erlang:system_info(smp_support); %% Data added in second version of driver_system_info() (driver version 1.1) check_si_res(["async_thrs", Value]) -> @@ -1944,44 +1942,39 @@ thr_msg_blast_receiver_proc(Port, Max, Parent, Done) -> end. thr_msg_blast(Config) when is_list(Config) -> - case erlang:system_info(smp_support) of - false -> - {skipped, "Non-SMP emulator; nothing to test..."}; - true -> - Path = proplists:get_value(data_dir, Config), - erl_ddll:start(), - ok = load_driver(Path, thr_msg_blast_drv), - MemBefore = driver_alloc_size(), - Start = os:timestamp(), - Port = open_port({spawn, thr_msg_blast_drv}, []), - true = is_port(Port), - Done = make_ref(), - Me = self(), - spawn(fun () -> - thr_msg_blast_receiver_proc(Port, 1, Me, Done) - end), - receive - Done -> ok - end, - ok = thr_msg_blast_receiver(Port, 0, 32*10000), - port_close(Port), - End = os:timestamp(), - receive - Garbage -> - ct:fail({received_garbage, Port, Garbage}) - after 2000 -> - ok - end, - MemAfter = driver_alloc_size(), - io:format("MemBefore=~p, MemAfter=~p~n", - [MemBefore, MemAfter]), - ThrMsgBlastTime = timer:now_diff(End,Start)/1000000, - io:format("ThrMsgBlastTime=~p~n", [ThrMsgBlastTime]), - MemBefore = MemAfter, - Res = {thr_msg_blast_time, ThrMsgBlastTime}, - erlang:display(Res), - Res - end. + Path = proplists:get_value(data_dir, Config), + erl_ddll:start(), + ok = load_driver(Path, thr_msg_blast_drv), + MemBefore = driver_alloc_size(), + Start = os:timestamp(), + Port = open_port({spawn, thr_msg_blast_drv}, []), + true = is_port(Port), + Done = make_ref(), + Me = self(), + spawn(fun () -> + thr_msg_blast_receiver_proc(Port, 1, Me, Done) + end), + receive + Done -> ok + end, + ok = thr_msg_blast_receiver(Port, 0, 32*10000), + port_close(Port), + End = os:timestamp(), + receive + Garbage -> + ct:fail({received_garbage, Port, Garbage}) + after 2000 -> + ok + end, + MemAfter = driver_alloc_size(), + io:format("MemBefore=~p, MemAfter=~p~n", + [MemBefore, MemAfter]), + ThrMsgBlastTime = timer:now_diff(End,Start)/1000000, + io:format("ThrMsgBlastTime=~p~n", [ThrMsgBlastTime]), + MemBefore = MemAfter, + Res = {thr_msg_blast_time, ThrMsgBlastTime}, + erlang:display(Res), + Res. -define(IN_RANGE(LoW_, VaLuE_, HiGh_), case in_range(LoW_, VaLuE_, HiGh_) of @@ -2488,14 +2481,6 @@ wait_deallocations() -> end. driver_alloc_size() -> - case erlang:system_info(smp_support) of - true -> - ok; - false -> - %% driver_alloc also used by elements in lock-free queues, - %% give these some time to be deallocated... - receive after 100 -> ok end - end, wait_deallocations(), case erlang:system_info({allocator_sizes, driver_alloc}) of false -> diff --git a/erts/emulator/test/exception_SUITE.erl b/erts/emulator/test/exception_SUITE.erl index aaca522da6..e473a10be7 100644 --- a/erts/emulator/test/exception_SUITE.erl +++ b/erts/emulator/test/exception_SUITE.erl @@ -21,7 +21,7 @@ -module(exception_SUITE). -export([all/0, suite/0, - badmatch/1, pending_errors/1, nil_arith/1, + badmatch/1, pending_errors/1, nil_arith/1, top_of_stacktrace/1, stacktrace/1, nested_stacktrace/1, raise/1, gunilla/1, per/1, exception_with_heap_frag/1, line_numbers/1]). @@ -36,8 +36,8 @@ suite() -> {timetrap, {minutes, 1}}]. all() -> - [badmatch, pending_errors, nil_arith, stacktrace, - nested_stacktrace, raise, gunilla, per, + [badmatch, pending_errors, nil_arith, top_of_stacktrace, + stacktrace, nested_stacktrace, raise, gunilla, per, exception_with_heap_frag, line_numbers]. -define(try_match(E), @@ -241,7 +241,54 @@ ba_bnot(A) -> io:format("bnot ~p", [A]), {'EXIT', {badarith, _}} = (catch bnot A). +%% Test that BIFs are added to the top of the stacktrace. + +top_of_stacktrace(Conf) when is_list(Conf) -> + %% Arithmetic operators + {'EXIT', {badarith, [{erlang, '+', [1, ok], _} | _]}} = (catch my_add(1, ok)), + {'EXIT', {badarith, [{erlang, '-', [1, ok], _} | _]}} = (catch my_minus(1, ok)), + {'EXIT', {badarith, [{erlang, '*', [1, ok], _} | _]}} = (catch my_times(1, ok)), + {'EXIT', {badarith, [{erlang, 'div', [1, ok], _} | _]}} = (catch my_div(1, ok)), + {'EXIT', {badarith, [{erlang, 'div', [1, 0], _} | _]}} = (catch my_div(1, 0)), + {'EXIT', {badarith, [{erlang, 'rem', [1, ok], _} | _]}} = (catch my_rem(1, ok)), + {'EXIT', {badarith, [{erlang, 'rem', [1, 0], _} | _]}} = (catch my_rem(1, 0)), + + %% Bit operators + {'EXIT', {badarith, [{erlang, 'band', [1, ok], _} | _]}} = (catch my_band(1, ok)), + {'EXIT', {badarith, [{erlang, 'bor', [1, ok], _} | _]}} = (catch my_bor(1, ok)), + {'EXIT', {badarith, [{erlang, 'bsl', [1, ok], _} | _]}} = (catch my_bsl(1, ok)), + {'EXIT', {badarith, [{erlang, 'bsr', [1, ok], _} | _]}} = (catch my_bsr(1, ok)), + {'EXIT', {badarith, [{erlang, 'bxor', [1, ok], _} | _]}} = (catch my_bxor(1, ok)), + {'EXIT', {badarith, [{erlang, 'bnot', [ok], _} | _]}} = (catch my_bnot(ok)), + + %% Tuples + {'EXIT', {badarg, [{erlang, element, [1, ok], _} | _]}} = (catch my_element(1, ok)), + {'EXIT', {badarg, [{erlang, element, [ok, {}], _} | _]}} = (catch my_element(ok, {})), + {'EXIT', {badarg, [{erlang, element, [1, {}], _} | _]}} = (catch my_element(1, {})), + {'EXIT', {badarg, [{erlang, element, [1, {}], _} | _]}} = (catch element(1, erlang:make_tuple(0, ok))), + + %% System limits + Maxbig = maxbig(), + MinusMaxbig = -Maxbig, + {'EXIT', {system_limit, [{erlang, '+', [Maxbig, 1], _} | _]}} = (catch my_add(Maxbig, 1)), + {'EXIT', {system_limit, [{erlang, '+', [Maxbig, 1], _} | _]}} = (catch my_add(maxbig_gc(), 1)), + {'EXIT', {system_limit, [{erlang, '-', [MinusMaxbig, 1], _} | _]}} = (catch my_minus(-Maxbig, 1)), + {'EXIT', {system_limit, [{erlang, '-', [MinusMaxbig, 1], _} | _]}} = (catch my_minus(-maxbig_gc(), 1)), + {'EXIT', {system_limit, [{erlang, '*', [Maxbig, 2], _} | _]}} = (catch my_times(Maxbig, 2)), + {'EXIT', {system_limit, [{erlang, '*', [Maxbig, 2], _} | _]}} = (catch my_times(maxbig_gc(), 2)), + {'EXIT', {system_limit, [{erlang, 'bnot', [Maxbig], _} | _]}} = (catch my_bnot(Maxbig)), + {'EXIT', {system_limit, [{erlang, 'bnot', [Maxbig], _} | _]}} = (catch my_bnot(maxbig_gc())), + ok. + +maxbig() -> + %% We assume that the maximum arity is (1 bsl 19) - 1. + Ws = erlang:system_info(wordsize), + (((1 bsl ((16777184 * (Ws div 4))-1)) - 1) bsl 1) + 1. +maxbig_gc() -> + Maxbig = maxbig(), + erlang:garbage_collect(), + Maxbig. stacktrace(Conf) when is_list(Conf) -> Tag = make_ref(), @@ -253,9 +300,9 @@ stacktrace(Conf) when is_list(Conf) -> St1 = erase(stacktrace1), St1 = erase(stacktrace2), St1 = erlang:get_stacktrace(), - {caught2,{error,badarith},[{?MODULE,my_add,2,_}|_]=St2} = + {caught2,{error,badarith},[{erlang,'+',[0,a],_},{?MODULE,my_add,2,_}|_]=St2} = stacktrace_1({'div',{1,0}}, error, {'add',{0,a}}), - [{?MODULE,my_div,2,_}|_] = erase(stacktrace1), + [{erlang,'div',[1,0],_},{?MODULE,my_div,2,_}|_] = erase(stacktrace1), St2 = erase(stacktrace2), St2 = erlang:get_stacktrace(), {caught2,{error,{try_clause,V}},[{?MODULE,stacktrace_1,3,_}|_]=St3} = @@ -308,13 +355,13 @@ nested_stacktrace(Conf) when is_list(Conf) -> nested_stacktrace_1({{value,{V,x1}},void,{V,x1}}, {void,void,void}), {caught1, - [{?MODULE,my_add,2,_}|_], + [{erlang,'+',[V,x1],_},{?MODULE,my_add,2,_}|_], value2, - [{?MODULE,my_add,2,_}|_]} = + [{erlang,'+',[V,x1],_},{?MODULE,my_add,2,_}|_]} = nested_stacktrace_1({{'add',{V,x1}},error,badarith}, {{value,{V,x2}},void,{V,x2}}), {caught1, - [{?MODULE,my_add,2,_}|_], + [{erlang,'+',[V,x1],_},{?MODULE,my_add,2,_}|_], {caught2,[{erlang,abs,[V],_}|_]}, [{erlang,abs,[V],_}|_]} = nested_stacktrace_1({{'add',{V,x1}},error,badarith}, @@ -355,7 +402,7 @@ raise(Conf) when is_list(Conf) -> end, A = erlang:get_stacktrace(), A = get(raise), - [{?MODULE,my_div,2,_}|_] = A, + [{erlang,'div',[1, 0], _},{?MODULE,my_div,2,_}|_] = A, %% N = 8, % Must be even N = erlang:system_flag(backtrace_depth, N), @@ -404,11 +451,20 @@ foo({raise,{Class,Reason,Stacktrace}}) -> erlang:raise(Class, Reason, Stacktrace). %%foo(function_clause) -> % must not be defined! -my_div(A, B) -> - A div B. +my_add(A, B) -> A + B. +my_minus(A, B) -> A - B. +my_times(A, B) -> A * B. +my_div(A, B) -> A div B. +my_rem(A, B) -> A rem B. + +my_band(A, B) -> A band B. +my_bor(A, B) -> A bor B. +my_bsl(A, B) -> A bsl B. +my_bsr(A, B) -> A bsr B. +my_bxor(A, B) -> A bxor B. +my_bnot(A) -> bnot A. -my_add(A, B) -> - A + B. +my_element(A, B) -> element(A, B). my_abs(X) -> abs(X). diff --git a/erts/emulator/test/fun_SUITE.erl b/erts/emulator/test/fun_SUITE.erl index e4640909aa..7d29ebec52 100644 --- a/erts/emulator/test/fun_SUITE.erl +++ b/erts/emulator/test/fun_SUITE.erl @@ -22,6 +22,7 @@ -export([all/0, suite/0, bad_apply/1,bad_fun_call/1,badarity/1,ext_badarity/1, + bad_arglist/1, equality/1,ordering/1, fun_to_port/1,t_phash/1,t_phash2/1,md5/1, refc/1,refc_ets/1,refc_dist/1, @@ -39,6 +40,7 @@ suite() -> all() -> [bad_apply, bad_fun_call, badarity, ext_badarity, + bad_arglist, equality, ordering, fun_to_port, t_phash, t_phash2, md5, refc, refc_ets, refc_dist, const_propagation, t_arity, t_is_function2, t_fun_info, @@ -107,6 +109,18 @@ bad_call_fc(Fun) -> ct:fail({bad_result,Other}) end. +% Test erlang:apply with non-proper arg-list +bad_arglist(Config) when is_list(Config) -> + Fun = fun(A,B) -> A+B end, + {'EXIT', {badarg,_}} = (catch apply(Fun, 17)), + {'EXIT', {badarg,_}} = (catch apply(Fun, [17|18])), + {'EXIT', {badarg,_}} = (catch apply(Fun, [17,18|19])), + {'EXIT', {badarg,_}} = (catch apply(lists,seq, 17)), + {'EXIT', {badarg,_}} = (catch apply(lists,seq, [17|18])), + {'EXIT', {badarg,_}} = (catch apply(lists,seq, [17,18|19])), + ok. + + %% Call and apply valid funs with wrong number of arguments. badarity(Config) when is_list(Config) -> diff --git a/erts/emulator/test/lcnt_SUITE.erl b/erts/emulator/test/lcnt_SUITE.erl new file mode 100644 index 0000000000..504b9b54cf --- /dev/null +++ b/erts/emulator/test/lcnt_SUITE.erl @@ -0,0 +1,156 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2017. 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(lcnt_SUITE). + +-include_lib("common_test/include/ct.hrl"). + +-export( + [all/0, suite/0, + init_per_suite/1, end_per_suite/1, + init_per_testcase/2, end_per_testcase/2]). + +-export( + [toggle_lock_counting/1, error_on_invalid_category/1, preserve_locks/1]). + +suite() -> + [{ct_hooks,[ts_install_cth]}, + {timetrap, {seconds, 10}}]. + +all() -> + [toggle_lock_counting, error_on_invalid_category, preserve_locks]. + +init_per_suite(Config) -> + case erlang:system_info(lock_counting) of + true -> + %% The tests will run straight over these properties, so we have to + %% preserve them to avoid tainting the other tests. + OldCopySave = erts_debug:lcnt_control(copy_save), + OldMask = erts_debug:lcnt_control(mask), + [{lcnt_SUITE, {OldCopySave, OldMask}} | Config]; + _ -> + {skip, "Lock counting is not enabled"} + end. + +end_per_suite(Config) -> + {OldCopySave, OldMask} = proplists:get_value(lcnt_SUITE, Config), + + erts_debug:lcnt_control(copy_save, OldCopySave), + OldCopySave = erts_debug:lcnt_control(copy_save), + + erts_debug:lcnt_control(mask, OldMask), + OldMask = erts_debug:lcnt_control(mask), + + erts_debug:lcnt_clear(), + ok. + +init_per_testcase(_Case, Config) -> + disable_lock_counting(), + Config. + +end_per_testcase(_Case, _Config) -> + ok. + +disable_lock_counting() -> + ok = erts_debug:lcnt_control(copy_save, false), + ok = erts_debug:lcnt_control(mask, []), + ok = erts_debug:lcnt_clear(), + + %% Sanity check. + false = erts_debug:lcnt_control(copy_save), + [] = erts_debug:lcnt_control(mask), + + %% The above commands rely on some lazy operations, so we'll have to wait + %% for the list to clear. + ok = wait_for_empty_lock_list(). + +wait_for_empty_lock_list() -> + wait_for_empty_lock_list(10). +wait_for_empty_lock_list(Tries) when Tries > 0 -> + try_flush_cleanup_ops(), + case erts_debug:lcnt_collect() of + [{duration, _}, {locks, []}] -> + ok; + _ -> + timer:sleep(50), + wait_for_empty_lock_list(Tries - 1) + end; +wait_for_empty_lock_list(0) -> + ct:fail("Lock list failed to clear after disabling lock counting."). + +%% Queue up a lot of thread progress cleanup ops in a vain attempt to +%% flush the lock list. +try_flush_cleanup_ops() -> + false = lists:member(process, erts_debug:lcnt_control(mask)), + [spawn(fun() -> ok end) || _ <- lists:seq(1, 1000)]. + +%% +%% Test cases +%% + +toggle_lock_counting(Config) when is_list(Config) -> + Categories = + [allocator, db, debug, distribution, generic, io, process, scheduler], + lists:foreach( + fun(Category) -> + Locks = get_lock_info_for(Category), + if + Locks =/= [] -> + disable_lock_counting(); + Locks =:= [] -> + ct:fail("Failed to toggle ~p locks.", [Category]) + end + end, Categories). + +get_lock_info_for(Categories) when is_list(Categories) -> + ok = erts_debug:lcnt_control(mask, Categories), + [{duration, _}, {locks, Locks}] = erts_debug:lcnt_collect(), + Locks; + +get_lock_info_for(Category) when is_atom(Category) -> + get_lock_info_for([Category]). + +preserve_locks(Config) when is_list(Config) -> + erts_debug:lcnt_control(mask, [process]), + + erts_debug:lcnt_control(copy_save, true), + [spawn(fun() -> ok end) || _ <- lists:seq(1, 1000)], + + %% Wait for the processes to be fully destroyed before disabling copy_save, + %% then remove all active locks from the list. (There's no foolproof method + %% to do this; sleeping before/after is the best way we have) + timer:sleep(500), + + erts_debug:lcnt_control(copy_save, false), + erts_debug:lcnt_control(mask, []), + + try_flush_cleanup_ops(), + timer:sleep(500), + + case erts_debug:lcnt_collect() of + [{duration, _}, {locks, Locks}] when length(Locks) > 0 -> + ct:pal("Preserved ~p locks.", [length(Locks)]); + [{duration, _}, {locks, []}] -> + ct:fail("copy_save didn't preserve any locks.") + end. + +error_on_invalid_category(Config) when is_list(Config) -> + {error, badarg, q_invalid} = erts_debug:lcnt_control(mask, [q_invalid]), + ok. diff --git a/erts/emulator/test/map_SUITE_data/badmap_17.beam b/erts/emulator/test/map_SUITE_data/badmap_17.beam Binary files differindex 277fc34b94..6f79bb8c2c 100644 --- a/erts/emulator/test/map_SUITE_data/badmap_17.beam +++ b/erts/emulator/test/map_SUITE_data/badmap_17.beam diff --git a/erts/emulator/test/map_SUITE_data/badmap_17.erl b/erts/emulator/test/map_SUITE_data/badmap_17.erl index 0ec65e0e33..887fc2e5e3 100644 --- a/erts/emulator/test/map_SUITE_data/badmap_17.erl +++ b/erts/emulator/test/map_SUITE_data/badmap_17.erl @@ -1,7 +1,7 @@ -module(badmap_17). -export([update/1]). -%% Compile this source file with OTP 17. +%% Compile this source file with OTP 17.0. update(Map) -> try @@ -17,10 +17,42 @@ update(Map) -> catch error:{badmap,Map} -> ok - end. + end, + try + update_3(Map), + error(update_did_not_fail) + catch + error:{badmap,Map} -> + ok + end, + ok = update_4(Map), + ok = update_5(Map), + ok. update_1(M) -> M#{a=>42}. update_2(M) -> M#{a:=42}. + +update_3(M) -> + id(M), + M#{a=>42}. + +update_4(M) when M#{a=>b} =:= M -> + did_not_fail; +update_4(_) -> + ok. + +update_5(M) -> + id(M), + case id(true) of + true when M#{a=>b} =:= M -> + did_not_fail; + true -> + ok + end. + +id(I) -> + I. + diff --git a/erts/emulator/test/nif_SUITE.erl b/erts/emulator/test/nif_SUITE.erl index 05c250125d..ef66f0bbfc 100644 --- a/erts/emulator/test/nif_SUITE.erl +++ b/erts/emulator/test/nif_SUITE.erl @@ -1721,14 +1721,9 @@ send2(Config) when is_list(Config) -> %% Send msg from user thread send_threaded(Config) when is_list(Config) -> - case erlang:system_info(smp_support) of - true -> - send2_do1(fun(ME,To) -> send_blob_thread_dbg(ME,To,join) end), - send2_do1(fun(ME,To) -> send_blob_thread_and_join(ME,To) end), - ok; - false -> - {skipped,"No threaded send on non-SMP"} - end. + send2_do1(fun(ME,To) -> send_blob_thread_dbg(ME,To,join) end), + send2_do1(fun(ME,To) -> send_blob_thread_and_join(ME,To) end), + ok. send2_do1(SendBlobF) -> @@ -2886,11 +2881,15 @@ nif_whereis_parallel(Config) when is_list(Config) -> true = lists:all(PidReg, Procs), %% tell them all to 'fire' as fast as we can - [P ! {Ref, send_proc} || {_, P, _} <- Procs], + repeat(10, fun(_) -> + [P ! {Ref, send_proc} || {_, P, _} <- Procs] + end, void), %% each gets forwarded through two processes - true = lists:all(RecvNum, NSeq), - true = lists:all(RecvNum, NSeq), + repeat(10, fun(_) -> + true = lists:all(RecvNum, NSeq), + true = lists:all(RecvNum, NSeq) + end, void), %% tell them all to 'quit' by name [N ! {Ref, quit} || {N, _, _} <- Procs], diff --git a/erts/emulator/test/port_SUITE.erl b/erts/emulator/test/port_SUITE.erl index ab0b1a82bd..730a17d7e8 100644 --- a/erts/emulator/test/port_SUITE.erl +++ b/erts/emulator/test/port_SUITE.erl @@ -159,7 +159,7 @@ suite() -> all() -> [otp_6224, {group, stream}, basic_ping, slow_writes, bad_packet, bad_port_messages, {group, options}, - {group, multiple_packets}, parallell, dying_port, + {group, multiple_packets}, parallell, dying_port, dropped_commands, port_program_with_path, open_input_file_port, open_output_file_port, name1, env, huge_env, bad_env, cd, cd_relative, pipe_limit_env, bad_args, @@ -569,12 +569,14 @@ dropped_commands(Config, Outputv, Cmd) -> [dropped_commands_test(Cmd) || _ <- lists:seq(1, 100)], timer:sleep(100), erl_ddll:unload_driver("echo_drv"), + os:unsetenv("ECHO_DRV_USE_OUTPUTV"), ok. dropped_commands_test(Cmd) -> - Port = erlang:open_port({spawn_driver, "echo_drv"}, [{parallelism, true}]), spawn_monitor( fun() -> + Port = erlang:open_port({spawn_driver, "echo_drv"}, + [{parallelism, true}]), [spawn_link(fun() -> spin(Port, Cmd) end) || _ <- lists:seq(1,8)], timer:sleep(5), port_close(Port), diff --git a/erts/emulator/test/port_trace_SUITE.erl b/erts/emulator/test/port_trace_SUITE.erl index c78dc754a9..a1986397a8 100644 --- a/erts/emulator/test/port_trace_SUITE.erl +++ b/erts/emulator/test/port_trace_SUITE.erl @@ -78,13 +78,6 @@ end_per_group(_GroupName, Config) -> Config. -init_per_testcase(driver_remote_send_term, Config) -> - case erlang:system_info(smp_support) of - false -> - {skip,"Only supported on smp systems"}; - true -> - init_per_testcase(driver_remote_send_term_smp, Config) - end; init_per_testcase(Func, Config) when is_atom(Func), is_list(Config) -> erlang:trace(all, false, [all]), os:unsetenv("OUTPUTV"), diff --git a/erts/emulator/test/register_SUITE.erl b/erts/emulator/test/register_SUITE.erl index 43ae749498..49da94a775 100644 --- a/erts/emulator/test/register_SUITE.erl +++ b/erts/emulator/test/register_SUITE.erl @@ -44,14 +44,7 @@ all() -> -define(OTP_8099_NAME, otp_8099_reg_proc). otp_8099(Config) when is_list(Config) -> - case catch erlang:system_info(lock_counting) of - true -> {skipped, - "Lock counting enabled. Current lock counting " - "implementation cannot handle this many " - "processes."}; - _ -> - otp_8099_test(1000000) - end. + otp_8099_test(1000000). otp_8099_test(0) -> ok; diff --git a/erts/emulator/test/scheduler_SUITE.erl b/erts/emulator/test/scheduler_SUITE.erl index af33de237c..12e26671c2 100644 --- a/erts/emulator/test/scheduler_SUITE.erl +++ b/erts/emulator/test/scheduler_SUITE.erl @@ -1083,7 +1083,6 @@ sbt_test(Config, CpuTCmd, ClBt, Bt, LP) -> ok. scheduler_threads(Config) when is_list(Config) -> - SmpSupport = erlang:system_info(smp_support), {Sched, SchedOnln, _} = get_sstate(Config, ""), %% Configure half the number of both the scheduler threads and %% the scheduler threads online. @@ -1095,10 +1094,7 @@ scheduler_threads(Config) when is_list(Config) -> %% setting using +SP to 50% scheduler threads and 25% scheduler %% threads online. The result should be 2x scheduler threads and %% 1x scheduler threads online. - TwiceSched = case SmpSupport of - false -> 1; - true -> Sched*2 - end, + TwiceSched = Sched*2, FourSched = integer_to_list(Sched*4), FourSchedOnln = integer_to_list(SchedOnln*4), CombinedCmd1 = "+S "++FourSched++":"++FourSchedOnln++" +SP50:25", @@ -1121,8 +1117,8 @@ scheduler_threads(Config) when is_list(Config) -> ResetCmd = "+S "++FourSched++":"++FourSchedOnln++" +S 0:0", {LProc, LProcAvail, _} = get_sstate(Config, ResetCmd), %% Test negative +S settings, but only for SMP-enabled emulators - case {SmpSupport, LProc > 1, LProcAvail > 1} of - {true, true, true} -> + case {LProc > 1, LProcAvail > 1} of + {true, true} -> SchedMinus1 = LProc-1, SchedOnlnMinus1 = LProcAvail-1, {SchedMinus1, SchedOnlnMinus1, _} = get_sstate(Config, "+S -1"), @@ -1157,9 +1153,6 @@ dirty_scheduler_threads_test(Config) -> ok. dirty_schedulers_online_test() -> - dirty_schedulers_online_test(erlang:system_info(smp_support)). -dirty_schedulers_online_test(false) -> ok; -dirty_schedulers_online_test(true) -> dirty_schedulers_online_smp_test(erlang:system_info(schedulers_online)). dirty_schedulers_online_smp_test(SchedOnln) when SchedOnln < 4 -> ok; dirty_schedulers_online_smp_test(SchedOnln) -> diff --git a/erts/emulator/test/signal_SUITE.erl b/erts/emulator/test/signal_SUITE.erl index f1d11d1814..61a8617165 100644 --- a/erts/emulator/test/signal_SUITE.erl +++ b/erts/emulator/test/signal_SUITE.erl @@ -139,71 +139,66 @@ pending_exit_gc(Config) when is_list(Config) -> pending_exit_test(self(), gc). pending_exit_test(From, Type) -> - case catch erlang:system_info(smp_support) of - true -> - OTE = process_flag(trap_exit, true), - Ref = make_ref(), - Master = self(), - ExitBySignal = case Type of - gc -> - lists:duplicate(10000, - exit_by_signal); - _ -> - exit_by_signal - end, - Pid = spawn_link( - fun () -> - receive go -> ok end, - false = have_pending_exit(), - exit = fake_exit(From, - self(), - ExitBySignal), - true = have_pending_exit(), - Master ! {self(), Ref, Type}, - case Type of - gc -> - force_gc(), - erlang:yield(); - unlink -> - unlink(From); - trap_exit -> - process_flag(trap_exit, true); - 'receive' -> - receive _ -> ok - after 0 -> ok - end; - exit -> - ok - end, - exit(exit_by_myself) - end), - Mon = erlang:monitor(process, Pid), - Pid ! go, - Reason = receive - {'DOWN', Mon, process, Pid, R} -> - receive - {Pid, Ref, Type} -> - ok - after 0 -> - ct:fail(premature_exit) - end, - case Type of - exit -> - exit_by_myself = R; - _ -> - ExitBySignal = R - end + OTE = process_flag(trap_exit, true), + Ref = make_ref(), + Master = self(), + ExitBySignal = case Type of + gc -> + lists:duplicate(10000, + exit_by_signal); + _ -> + exit_by_signal + end, + Pid = spawn_link( + fun () -> + receive go -> ok end, + false = have_pending_exit(), + exit = fake_exit(From, + self(), + ExitBySignal), + true = have_pending_exit(), + Master ! {self(), Ref, Type}, + case Type of + gc -> + force_gc(), + erlang:yield(); + unlink -> + unlink(From); + trap_exit -> + process_flag(trap_exit, true); + 'receive' -> + receive _ -> ok + after 0 -> ok + end; + exit -> + ok + end, + exit(exit_by_myself) + end), + Mon = erlang:monitor(process, Pid), + Pid ! go, + Reason = receive + {'DOWN', Mon, process, Pid, R} -> + receive + {Pid, Ref, Type} -> + ok + after 0 -> + ct:fail(premature_exit) end, - receive - {'EXIT', Pid, R2} -> - Reason = R2 - end, - process_flag(trap_exit, OTE), - ok, - {comment, "Test only valid with current SMP emulator."}; - _ -> - {skipped, "SMP support not enabled. Test only valid with current SMP emulator."} - end. + case Type of + exit -> + exit_by_myself = R; + _ -> + ExitBySignal = R + end + end, + receive + {'EXIT', Pid, R2} -> + Reason = R2 + end, + process_flag(trap_exit, OTE), + ok, + {comment, "Test only valid with current SMP emulator."}. diff --git a/erts/emulator/test/smoke_test_SUITE.erl b/erts/emulator/test/smoke_test_SUITE.erl index 41bb07b84c..adc6f56c06 100644 --- a/erts/emulator/test/smoke_test_SUITE.erl +++ b/erts/emulator/test/smoke_test_SUITE.erl @@ -88,11 +88,9 @@ native_atomics(Config) when is_list(Config) -> {value,{NA32Key, NA32, _}} = lists:keysearch(NA32Key, 1, EthreadInfo), {value,{NA64Key, NA64, _}} = lists:keysearch(NA64Key, 1, EthreadInfo), {value,{DWNAKey, DWNA, _}} = lists:keysearch(DWNAKey, 1, EthreadInfo), - case {erlang:system_info(build_type), erlang:system_info(smp_support), NA32, NA64, DWNA} of - {opt, true, "no", "no", _} -> + case {erlang:system_info(build_type), NA32, NA64, DWNA} of + {opt, "no", "no", _} -> ct:fail(optimized_smp_runtime_without_native_atomics); - {_, false, "no", "no", _} -> - {comment, "No native atomics"}; _ -> {comment, NA32 ++ " 32-bit, " diff --git a/erts/emulator/test/statistics_SUITE.erl b/erts/emulator/test/statistics_SUITE.erl index 7690557fda..6c01bfd45c 100644 --- a/erts/emulator/test/statistics_SUITE.erl +++ b/erts/emulator/test/statistics_SUITE.erl @@ -610,9 +610,7 @@ msacc(Config) -> (aux, 0) -> %% aux will be zero if we do not have smp support %% or no async threads - case erlang:system_info(smp_support) orelse - erlang:system_info(thread_pool_size) > 0 - of + case erlang:system_info(thread_pool_size) > 0 of false -> ok; true -> diff --git a/erts/emulator/test/system_profile_SUITE.erl b/erts/emulator/test/system_profile_SUITE.erl index 9b678fcff9..c9be54f668 100644 --- a/erts/emulator/test/system_profile_SUITE.erl +++ b/erts/emulator/test/system_profile_SUITE.erl @@ -146,9 +146,8 @@ do_runnable_ports({TsType, TsTypeFlag}, Config) -> %% Tests system_profiling with scheduler. scheduler(Config) when is_list(Config) -> - case {erlang:system_info(smp_support), erlang:system_info(schedulers_online)} of - {false,_} -> {skipped, "No need for scheduler test when smp support is disabled."}; - {_, 1} -> {skipped, "No need for scheduler test when only one scheduler online."}; + case erlang:system_info(schedulers_online) of + 1 -> {skipped, "No need for scheduler test when only one scheduler online."}; _ -> Nodes = 10, lists:foreach(fun (TsType) -> diff --git a/erts/emulator/test/tuple_SUITE.erl b/erts/emulator/test/tuple_SUITE.erl index 79b681b4d1..baf41180e0 100644 --- a/erts/emulator/test/tuple_SUITE.erl +++ b/erts/emulator/test/tuple_SUITE.erl @@ -134,6 +134,13 @@ t_element(Config) when is_list(Config) -> {'EXIT', {badarg, _}} = (catch element(1, id(42))), {'EXIT', {badarg, _}} = (catch element(id(1.5), id({a,b}))), + %% Make sure that the loader does not reject the module when + %% huge literal index values are used. + {'EXIT', {badarg, _}} = (catch element((1 bsl 24)-1, id({a,b,c}))), + {'EXIT', {badarg, _}} = (catch element(1 bsl 24, id({a,b,c}))), + {'EXIT', {badarg, _}} = (catch element(1 bsl 32, id({a,b,c}))), + {'EXIT', {badarg, _}} = (catch element(1 bsl 64, id({a,b,c}))), + ok. get_elements([Element|Rest], Tuple, Pos) -> |