diff options
Diffstat (limited to 'lib/stdlib')
36 files changed, 983 insertions, 299 deletions
diff --git a/lib/stdlib/doc/src/erl_expand_records.xml b/lib/stdlib/doc/src/erl_expand_records.xml index 7e4aa2db37..b6aa75ed03 100644 --- a/lib/stdlib/doc/src/erl_expand_records.xml +++ b/lib/stdlib/doc/src/erl_expand_records.xml @@ -45,8 +45,10 @@ <name name="module" arity="2"/> <fsummary>Expand all records in a module.</fsummary> <desc> - <p>Expands all records in a module. The returned module has no - references to records, attributes, or code.</p> + <p>Expands all records in a module to use explicit tuple + operations and adds explicit module names to calls to BIFs and + imported functions. The returned module has no references to + records, attributes, or code.</p> </desc> </func> </funcs> diff --git a/lib/stdlib/doc/src/erl_internal.xml b/lib/stdlib/doc/src/erl_internal.xml index cf49df0972..17cd0fb240 100644 --- a/lib/stdlib/doc/src/erl_internal.xml +++ b/lib/stdlib/doc/src/erl_internal.xml @@ -44,6 +44,16 @@ <funcs> <func> + <name name="add_predefined_functions" arity="1"/> + <fsummary>Add code for pre-defined functions.</fsummary> + <desc> + <p>Adds to <c><anno>Forms</anno></c> the code for the standard + pre-defined functions (such as <c>module_info/0</c>) that are + to be included in every module.</p> + </desc> + </func> + + <func> <name name="arith_op" arity="2"/> <fsummary>Test for an arithmetic operator.</fsummary> <desc> diff --git a/lib/stdlib/doc/src/math.xml b/lib/stdlib/doc/src/math.xml index 1358ce5cbf..b4f096217a 100644 --- a/lib/stdlib/doc/src/math.xml +++ b/lib/stdlib/doc/src/math.xml @@ -57,9 +57,12 @@ <name name="atan" arity="1"/> <name name="atan2" arity="2"/> <name name="atanh" arity="1"/> + <name name="ceil" arity="1"/> <name name="cos" arity="1"/> <name name="cosh" arity="1"/> <name name="exp" arity="1"/> + <name name="floor" arity="1"/> + <name name="fmod" arity="2"/> <name name="log" arity="1"/> <name name="log10" arity="1"/> <name name="log2" arity="1"/> diff --git a/lib/stdlib/doc/src/orddict.xml b/lib/stdlib/doc/src/orddict.xml index 076b06fc38..39b43809b6 100644 --- a/lib/stdlib/doc/src/orddict.xml +++ b/lib/stdlib/doc/src/orddict.xml @@ -38,7 +38,7 @@ <p>This module provides a <c>Key</c>-<c>Value</c> dictionary. An <c>orddict</c> is a representation of a dictionary, where a list of pairs is used to store the keys and values. The list is - ordered after the keys.</p> + ordered after the keys in the <em>Erlang term order</em>.</p> <p>This module provides the same interface as the <seealso marker="dict"><c>dict(3)</c></seealso> module diff --git a/lib/stdlib/doc/src/ordsets.xml b/lib/stdlib/doc/src/ordsets.xml index 148281fcf7..7b590932e4 100644 --- a/lib/stdlib/doc/src/ordsets.xml +++ b/lib/stdlib/doc/src/ordsets.xml @@ -39,7 +39,8 @@ <p>Sets are collections of elements with no duplicate elements. An <c>ordset</c> is a representation of a set, where an ordered list is used to store the elements of the set. An ordered list - is more efficient than an unordered list.</p> + is more efficient than an unordered list. Elements are ordered + according to the <em>Erlang term order</em>.</p> <p>This module provides the same interface as the <seealso marker="sets"><c>sets(3)</c></seealso> module diff --git a/lib/stdlib/doc/src/proc_lib.xml b/lib/stdlib/doc/src/proc_lib.xml index da03c39a26..e64b2ce18a 100644 --- a/lib/stdlib/doc/src/proc_lib.xml +++ b/lib/stdlib/doc/src/proc_lib.xml @@ -66,6 +66,12 @@ <seealso marker="sasl:error_logging">SASL Error Logging</seealso> in the SASL User's Guide.</p> + <p>Unlike in "plain Erlang", <c>proc_lib</c> processes will not generate + <em>error reports</em>, which are written to the terminal by the + emulator and do not require SASL to be started. All exceptions are + converted to <em>exits</em> which are ignored by the default + <c>error_logger</c> handler.</p> + <p>The crash report contains the previously stored information, such as ancestors and initial function, the termination reason, and information about other processes that terminate as a result diff --git a/lib/stdlib/doc/src/rand.xml b/lib/stdlib/doc/src/rand.xml index 1dcc3de000..1364a3277b 100644 --- a/lib/stdlib/doc/src/rand.xml +++ b/lib/stdlib/doc/src/rand.xml @@ -41,6 +41,11 @@ Sebastiano Vigna</url>. The normal distribution algorithm uses the <url href="http://www.jstatsoft.org/v05/i08">Ziggurat Method by Marsaglia and Tsang</url>.</p> + <p>For some algorithms, jump functions are provided for generating + non-overlapping sequences for parallel computations. + The jump functions perform calculations + equivalent to perform a large number of repeated calls + for calculating new states. </p> <p>The following algorithms are provided:</p> @@ -48,14 +53,17 @@ <tag><c>exsplus</c></tag> <item> <p>Xorshift116+, 58 bits precision and period of 2^116-1</p> + <p>Jump function: equivalent to 2^64 calls</p> </item> <tag><c>exs64</c></tag> <item> <p>Xorshift64*, 64 bits precision and a period of 2^64-1</p> + <p>Jump function: not available</p> </item> <tag><c>exs1024</c></tag> <item> <p>Xorshift1024*, 64 bits precision and a period of 2^1024-1</p> + <p>Jump function: equivalent to 2^512 calls</p> </item> </taglist> @@ -156,6 +164,33 @@ S0 = rand:seed_s(exsplus), </func> <func> + <name name="jump" arity="0"/> + <fsummary>Return the seed after performing jump calculation + to the state in the process dictionary.</fsummary> + <desc><marker id="jump-0" /> + <p>Returns the state + after performing jump calculation + to the state in the process dictionary.</p> + <p>This function generates a <c>not_implemented</c> error exception + when the jump function is not implemented for + the algorithm specified in the state + in the process dictionary.</p> + </desc> + </func> + + <func> + <name name="jump" arity="1"/> + <fsummary>Return the seed after performing jump calculation.</fsummary> + <desc><marker id="jump-1" /> + <p>Returns the state after performing jump calculation + to the given state. </p> + <p>This function generates a <c>not_implemented</c> error exception + when the jump function is not implemented for + the algorithm specified in the state.</p> + </desc> + </func> + + <func> <name name="normal" arity="0"/> <fsummary>Return a standard normal distributed random float.</fsummary> <desc> diff --git a/lib/stdlib/doc/src/supervisor.xml b/lib/stdlib/doc/src/supervisor.xml index 294196f746..bb06d3645e 100644 --- a/lib/stdlib/doc/src/supervisor.xml +++ b/lib/stdlib/doc/src/supervisor.xml @@ -133,8 +133,10 @@ sup_flags() = #{strategy => strategy(), % optional map. Assuming the values <c>MaxR</c> for <c>intensity</c> and <c>MaxT</c> for <c>period</c>, then, if more than <c>MaxR</c> restarts occur within <c>MaxT</c> seconds, the supervisor - terminates all child processes and then itself. <c>intensity</c> - defaults to <c>1</c> and <c>period</c> defaults to <c>5</c>.</p> + terminates all child processes and then itself. The termination + reason for the supervisor itself in that case will be <c>shutdown</c>. + <c>intensity</c> defaults to <c>1</c> and <c>period</c> defaults to + <c>5</c>.</p> <marker id="child_spec"/> <p>The type definition of a child specification is as follows:</p> diff --git a/lib/stdlib/src/dets.erl b/lib/stdlib/src/dets.erl index bf22949870..8ce29f23d3 100644 --- a/lib/stdlib/src/dets.erl +++ b/lib/stdlib/src/dets.erl @@ -3305,7 +3305,7 @@ time_now() -> make_timestamp(MonTime, TimeOffset) -> ErlangSystemTime = erlang:convert_time_unit(MonTime+TimeOffset, native, - micro_seconds), + microsecond), MegaSecs = ErlangSystemTime div 1000000000000, Secs = ErlangSystemTime div 1000000 - MegaSecs*1000000, MicroSecs = ErlangSystemTime rem 1000000, diff --git a/lib/stdlib/src/erl_expand_records.erl b/lib/stdlib/src/erl_expand_records.erl index ebcbc54ab1..2280464bff 100644 --- a/lib/stdlib/src/erl_expand_records.erl +++ b/lib/stdlib/src/erl_expand_records.erl @@ -17,7 +17,8 @@ %% %% %CopyrightEnd% %% -%% Purpose : Expand records into tuples. +%% Purpose: Expand records into tuples. Also add explicit module +%% names to calls to imported functions and BIFs. %% N.B. Although structs (tagged tuples) are not yet allowed in the %% language there is code included in pattern/2 and expr/3 (commented out) @@ -31,7 +32,7 @@ -record(exprec, {compile=[], % Compile flags vcount=0, % Variable counter - imports=[], % Imports + calltype=#{}, % Call types records=dict:new(), % Record definitions strict_ra=[], % strict record accesses checked_ra=[] % successfully accessed records @@ -46,22 +47,34 @@ %% erl_lint without errors. module(Fs0, Opts0) -> Opts = compiler_options(Fs0) ++ Opts0, - St0 = #exprec{compile = Opts}, + Calltype = init_calltype(Fs0), + St0 = #exprec{compile = Opts, calltype = Calltype}, {Fs,_St} = forms(Fs0, St0), Fs. compiler_options(Forms) -> lists:flatten([C || {attribute,_,compile,C} <- Forms]). +init_calltype(Forms) -> + Locals = [{{Name,Arity},local} || {function,_,Name,Arity,_} <- Forms], + Ctype = maps:from_list(Locals), + init_calltype_imports(Forms, Ctype). + +init_calltype_imports([{attribute,_,import,{Mod,Fs}}|T], Ctype0) -> + true = is_atom(Mod), + Ctype = foldl(fun(FA, Acc) -> + Acc#{FA=>{imported,Mod}} + end, Ctype0, Fs), + init_calltype_imports(T, Ctype); +init_calltype_imports([_|T], Ctype) -> + init_calltype_imports(T, Ctype); +init_calltype_imports([], Ctype) -> Ctype. + forms([{attribute,_,record,{Name,Defs}}=Attr | Fs], St0) -> NDefs = normalise_fields(Defs), St = St0#exprec{records=dict:store(Name, NDefs, St0#exprec.records)}, {Fs1, St1} = forms(Fs, St), {[Attr | Fs1], St1}; -forms([{attribute,L,import,Is} | Fs0], St0) -> - St1 = import(Is, St0), - {Fs,St2} = forms(Fs0, St1), - {[{attribute,L,import,Is} | Fs], St2}; forms([{function,L,N,A,Cs0} | Fs0], St0) -> {Cs,St1} = clauses(Cs0, St0), {Fs,St2} = forms(Fs0, St1), @@ -334,8 +347,16 @@ expr({'receive',Line,Cs0,To0,ToEs0}, St0) -> {ToEs,St2} = exprs(ToEs0, St1), {Cs,St3} = clauses(Cs0, St2), {{'receive',Line,Cs,To,ToEs},St3}; -expr({'fun',_,{function,_F,_A}}=Fun, St) -> - {Fun,St}; +expr({'fun',Lf,{function,F,A}}=Fun0, St0) -> + case erl_internal:bif(F, A) of + true -> + {As,St1} = new_vars(A, Lf, St0), + Cs = [{clause,Lf,As,[],[{call,Lf,{atom,Lf,F},As}]}], + Fun = {'fun',Lf,{clauses,Cs}}, + expr(Fun, St1); + false -> + {Fun0,St0} + end; expr({'fun',_,{function,_M,_F,_A}}=Fun, St) -> {Fun,St}; expr({'fun',Line,{clauses,Cs0}}, St0) -> @@ -352,14 +373,30 @@ expr({call,Line,{remote,_,{atom,_,erlang},{atom,_,is_record}}, expr({call,Line,{tuple,_,[{atom,_,erlang},{atom,_,is_record}]}, [A,{atom,_,Name}]}, St) -> record_test(Line, A, Name, St); +expr({call,Line,{atom,_La,record_info},[_,_]=As0}, St0) -> + {As,St1} = expr_list(As0, St0), + record_info_call(Line, As, St1); expr({call,Line,{atom,_La,N}=Atom,As0}, St0) -> {As,St1} = expr_list(As0, St0), Ar = length(As), - case {N,Ar} =:= {record_info,2} andalso not imported(N, Ar, St1) of - true -> - record_info_call(Line, As, St1); - false -> - {{call,Line,Atom,As},St1} + NA = {N,Ar}, + case St0#exprec.calltype of + #{NA := local} -> + {{call,Line,Atom,As},St1}; + #{NA := {imported,Module}} -> + ModAtom = {atom,Line,Module}, + {{call,Line,{remote,Line,ModAtom,Atom},As},St1}; + _ -> + case erl_internal:bif(N, Ar) of + true -> + ModAtom = {atom,Line,erlang}, + {{call,Line,{remote,Line,ModAtom,Atom},As},St1}; + false -> + %% Call to a module_info/0,1 or one of the + %% pseudo-functions in the shell. Leave it as + %% a local call. + {{call,Line,Atom,As},St1} + end end; expr({call,Line,{remote,Lr,M,F},As0}, St0) -> {[M1,F1 | As1],St1} = expr_list([M,F | As0], St0), @@ -470,9 +507,16 @@ lc_tq(Line, [{b_generate,Lg,P0,G0} | Qs0], St0) -> {P1,St2} = pattern(P0, St1), {Qs1,St3} = lc_tq(Line, Qs0, St2), {[{b_generate,Lg,P1,G1} | Qs1],St3}; -lc_tq(Line, [F0 | Qs0], St0) -> +lc_tq(Line, [F0 | Qs0], #exprec{calltype=Calltype}=St0) -> %% Allow record/2 and expand out as guard test. - case erl_lint:is_guard_test(F0) of + IsOverriden = fun(FA) -> + case Calltype of + #{FA := local} -> true; + #{FA := {imported,_}} -> true; + _ -> false + end + end, + case erl_lint:is_guard_test(F0, [], IsOverriden) of true -> {F1,St1} = guard_test(F0, St0), {Qs1,St2} = lc_tq(Line, Qs0, St1), @@ -769,6 +813,13 @@ bin_element({bin_element,Line,Expr,Size,Type}, {Es,St0}) -> end, {[{bin_element,Line,Expr1,Size1,Type} | Es],St2}. +new_vars(N, L, St) -> new_vars(N, L, St, []). + +new_vars(N, L, St0, Vs) when N > 0 -> + {V,St1} = new_var(L, St0), + new_vars(N-1, L, St1, [V|Vs]); +new_vars(0, _L, St, Vs) -> {Vs,St}. + new_var(L, St0) -> {New,St1} = new_var_name(St0), {{var,L,New},St1}. @@ -783,18 +834,6 @@ make_list(Ts, Line) -> call_error(L, R) -> {call,L,{remote,L,{atom,L,erlang},{atom,L,error}},[R]}. -import({Mod,Fs}, St) -> - St#exprec{imports=add_imports(Mod, Fs, St#exprec.imports)}; -import(_Mod0, St) -> - St. - -add_imports(Mod, [F | Fs], Is) -> - add_imports(Mod, Fs, orddict:store(F, Mod, Is)); -add_imports(_, [], Is) -> Is. - -imported(F, A, St) -> - orddict:is_key({F,A}, St#exprec.imports). - %%% %%% Replace is_record/3 in guards with matching if possible. %%% diff --git a/lib/stdlib/src/erl_internal.erl b/lib/stdlib/src/erl_internal.erl index c08328b4b7..006e7946af 100644 --- a/lib/stdlib/src/erl_internal.erl +++ b/lib/stdlib/src/erl_internal.erl @@ -54,6 +54,8 @@ -export([is_type/2]). +-export([add_predefined_functions/1]). + %%--------------------------------------------------------------------------- %% Erlang builtin functions allowed in guards. @@ -61,42 +63,28 @@ Name :: atom(), Arity :: arity(). +%% Please keep the alphabetical order. guard_bif(abs, 1) -> true; -guard_bif(float, 1) -> true; -guard_bif(trunc, 1) -> true; -guard_bif(round, 1) -> true; -guard_bif(length, 1) -> true; -guard_bif(hd, 1) -> true; -guard_bif(tl, 1) -> true; -guard_bif(size, 1) -> true; +guard_bif(binary_part, 2) -> true; +guard_bif(binary_part, 3) -> true; guard_bif(bit_size, 1) -> true; guard_bif(byte_size, 1) -> true; +guard_bif(ceil, 1) -> true; guard_bif(element, 2) -> true; -guard_bif(self, 0) -> true; +guard_bif(float, 1) -> true; +guard_bif(floor, 1) -> true; +guard_bif(hd, 1) -> true; +guard_bif(length, 1) -> true; guard_bif(map_size, 1) -> true; guard_bif(node, 0) -> true; guard_bif(node, 1) -> true; +guard_bif(round, 1) -> true; +guard_bif(self, 0) -> true; +guard_bif(size, 1) -> true; +guard_bif(tl, 1) -> true; +guard_bif(trunc, 1) -> true; guard_bif(tuple_size, 1) -> true; -guard_bif(is_atom, 1) -> true; -guard_bif(is_binary, 1) -> true; -guard_bif(is_bitstring, 1) -> true; -guard_bif(is_boolean, 1) -> true; -guard_bif(is_float, 1) -> true; -guard_bif(is_function, 1) -> true; -guard_bif(is_function, 2) -> true; -guard_bif(is_integer, 1) -> true; -guard_bif(is_list, 1) -> true; -guard_bif(is_map, 1) -> true; -guard_bif(is_number, 1) -> true; -guard_bif(is_pid, 1) -> true; -guard_bif(is_port, 1) -> true; -guard_bif(is_reference, 1) -> true; -guard_bif(is_tuple, 1) -> true; -guard_bif(is_record, 2) -> true; -guard_bif(is_record, 3) -> true; -guard_bif(binary_part, 2) -> true; -guard_bif(binary_part, 3) -> true; -guard_bif(Name, A) when is_atom(Name), is_integer(A) -> false. +guard_bif(Name, A) -> new_type_test(Name, A). %% Erlang type tests. -spec type_test(Name, Arity) -> boolean() when @@ -109,10 +97,11 @@ type_test(Name, Arity) -> %% Erlang new-style type tests. -spec new_type_test(Name::atom(), Arity::arity()) -> boolean(). +%% Please keep the alphabetical order. new_type_test(is_atom, 1) -> true; -new_type_test(is_boolean, 1) -> true; new_type_test(is_binary, 1) -> true; new_type_test(is_bitstring, 1) -> true; +new_type_test(is_boolean, 1) -> true; new_type_test(is_float, 1) -> true; new_type_test(is_function, 1) -> true; new_type_test(is_function, 2) -> true; @@ -122,10 +111,10 @@ new_type_test(is_map, 1) -> true; new_type_test(is_number, 1) -> true; new_type_test(is_pid, 1) -> true; new_type_test(is_port, 1) -> true; -new_type_test(is_reference, 1) -> true; -new_type_test(is_tuple, 1) -> true; new_type_test(is_record, 2) -> true; new_type_test(is_record, 3) -> true; +new_type_test(is_reference, 1) -> true; +new_type_test(is_tuple, 1) -> true; new_type_test(Name, A) when is_atom(Name), is_integer(A) -> false. %% Erlang old-style type tests. @@ -271,6 +260,7 @@ bif(bitsize, 1) -> true; bif(bit_size, 1) -> true; bif(bitstring_to_list, 1) -> true; bif(byte_size, 1) -> true; +bif(ceil, 1) -> true; bif(check_old_code, 1) -> true; bif(check_process_code, 2) -> true; bif(check_process_code, 3) -> true; @@ -291,6 +281,7 @@ bif(float_to_list, 1) -> true; bif(float_to_list, 2) -> true; bif(float_to_binary, 1) -> true; bif(float_to_binary, 2) -> true; +bif(floor, 1) -> true; bif(garbage_collect, 0) -> true; bif(garbage_collect, 1) -> true; bif(garbage_collect, 2) -> true; @@ -584,3 +575,68 @@ is_type(term, 0) -> true; is_type(timeout, 0) -> true; is_type(tuple, 0) -> true; is_type(_, _) -> false. + +%%% +%%% Add and export the pre-defined functions: +%%% +%%% module_info/0 +%%% module_info/1 +%%% behaviour_info/1 (optional) +%%% + +-spec add_predefined_functions(Forms) -> UpdatedForms when + Forms :: [erl_parse:abstract_form() | erl_parse:form_info()], + UpdatedForms :: [erl_parse:abstract_form() | erl_parse:form_info()]. + +add_predefined_functions(Forms) -> + Forms ++ predefined_functions(Forms). + +predefined_functions(Forms) -> + Attrs = [{Name,Val} || {attribute,_,Name,Val} <- Forms], + {module,Mod} = lists:keyfind(module, 1, Attrs), + Callbacks = [Callback || {callback,Callback} <- Attrs], + OptionalCallbacks = get_optional_callbacks(Attrs), + Mpf1 = module_predef_func_beh_info(Callbacks, OptionalCallbacks), + Mpf2 = module_predef_funcs_mod_info(Mod), + Mpf = [erl_parse:new_anno(F) || F <- Mpf1++Mpf2], + Exp = [{F,A} || {function,_,F,A,_} <- Mpf], + [{attribute,0,export,Exp}|Mpf]. + +get_optional_callbacks(Attrs) -> + L = [O || {optional_callbacks,O} <- Attrs, is_fa_list(O)], + lists:append(L). + +is_fa_list([{FuncName, Arity}|L]) + when is_atom(FuncName), is_integer(Arity), Arity >= 0 -> + is_fa_list(L); +is_fa_list([]) -> true; +is_fa_list(_) -> false. + +module_predef_func_beh_info([], _) -> + []; +module_predef_func_beh_info(Callbacks0, OptionalCallbacks) -> + Callbacks = [FA || {{_,_}=FA,_} <- Callbacks0], + List = make_list(Callbacks), + OptionalList = make_list(OptionalCallbacks), + [{function,0,behaviour_info,1, + [{clause,0,[{atom,0,callbacks}],[],[List]}, + {clause,0,[{atom,0,optional_callbacks}],[],[OptionalList]}]}]. + +make_list([]) -> {nil,0}; +make_list([{Name,Arity}|Rest]) -> + {cons,0, + {tuple,0, + [{atom,0,Name}, + {integer,0,Arity}]}, + make_list(Rest)}. + +module_predef_funcs_mod_info(Mod) -> + ModAtom = {atom,0,Mod}, + [{function,0,module_info,0, + [{clause,0,[],[], + [{call,0,{remote,0,{atom,0,erlang},{atom,0,get_module_info}}, + [ModAtom]}]}]}, + {function,0,module_info,1, + [{clause,0,[{var,0,'X'}],[], + [{call,0,{remote,0,{atom,0,erlang},{atom,0,get_module_info}}, + [ModAtom,{var,0,'X'}]}]}]}]. diff --git a/lib/stdlib/src/erl_lint.erl b/lib/stdlib/src/erl_lint.erl index e9332ce069..49b65069b7 100644 --- a/lib/stdlib/src/erl_lint.erl +++ b/lib/stdlib/src/erl_lint.erl @@ -27,7 +27,7 @@ -export([module/1,module/2,module/3,format_error/1]). -export([exprs/2,exprs_opt/3,used_vars/2]). % Used from erl_eval.erl. --export([is_pattern_expr/1,is_guard_test/1,is_guard_test/2]). +-export([is_pattern_expr/1,is_guard_test/1,is_guard_test/2,is_guard_test/3]). -export([is_guard_expr/1]). -export([bool_option/4,value_option/3,value_option/7]). @@ -238,7 +238,11 @@ format_error({removed_type, MNA, ReplacementMNA, Rel}) -> io_lib:format("the type ~s was removed in ~s; use ~s instead", [format_mna(MNA), Rel, format_mna(ReplacementMNA)]); format_error({obsolete_guard, {F, A}}) -> - io_lib:format("~p/~p obsolete", [F, A]); + io_lib:format("~p/~p obsolete (use is_~p/~p)", [F, A, F, A]); +format_error({obsolete_guard_overridden,Test}) -> + io_lib:format("obsolete ~s/1 (meaning is_~s/1) is illegal when " + "there is a local/imported function named is_~p/1 ", + [Test,Test,Test]); format_error({too_many_arguments,Arity}) -> io_lib:format("too many arguments (~w) - " "maximum allowed is ~w", [Arity,?MAX_ARGUMENTS]); @@ -1765,7 +1769,8 @@ bit_size({atom,_Line,all}, _Vt, St, _Check) -> {all,[],St}; bit_size(Size, Vt, St, Check) -> %% Try to safely evaluate Size if constant to get size, %% otherwise just treat it as an expression. - case is_gexpr(Size, St#lint.records) of + Info = is_guard_test2_info(St), + case is_gexpr(Size, Info) of true -> case erl_eval:partial_eval(Size) of {integer,_ILn,I} -> {I,[],St}; @@ -2000,77 +2005,104 @@ gexpr_list(Es, Vt, St) -> %% is_guard_test(Expression) -> boolean(). %% Test if a general expression is a guard test. +%% +%% Note: Only use this function in contexts where there can be +%% no definition of a local function that may override a guard BIF +%% (for example, in the shell). -spec is_guard_test(Expr) -> boolean() when Expr :: erl_parse:abstract_expr(). is_guard_test(E) -> - is_guard_test2(E, dict:new()). + is_guard_test2(E, {dict:new(),fun(_) -> false end}). %% is_guard_test(Expression, Forms) -> boolean(). is_guard_test(Expression, Forms) -> + is_guard_test(Expression, Forms, fun(_) -> false end). + + +%% is_guard_test(Expression, Forms, IsOverridden) -> boolean(). +%% Test if a general expression is a guard test. +%% +%% IsOverridden({Name,Arity}) should return 'true' if Name/Arity is +%% a local or imported function in the module. If the abstract code has +%% passed through erl_expand_records, any call without an explicit +%% module is to a local function, so IsOverridden can be defined as: +%% +%% fun(_) -> true end +%% +-spec is_guard_test(Expr, Forms, IsOverridden) -> boolean() when + Expr :: erl_parse:abstract_expr(), + Forms :: [erl_parse:abstract_form() | erl_parse:form_info()], + IsOverridden :: fun((fa()) -> boolean()). + +is_guard_test(Expression, Forms, IsOverridden) -> RecordAttributes = [A || A = {attribute, _, record, _D} <- Forms], St0 = foldl(fun(Attr0, St1) -> Attr = set_file(Attr0, "none"), attribute_state(Attr, St1) end, start(), RecordAttributes), - is_guard_test2(set_file(Expression, "nofile"), St0#lint.records). + is_guard_test2(set_file(Expression, "nofile"), + {St0#lint.records,IsOverridden}). %% is_guard_test2(Expression, RecordDefs :: dict:dict()) -> boolean(). -is_guard_test2({call,Line,{atom,Lr,record},[E,A]}, RDs) -> - is_gexpr({call,Line,{atom,Lr,is_record},[E,A]}, RDs); -is_guard_test2({call,_Line,{atom,_La,Test},As}=Call, RDs) -> - case erl_internal:type_test(Test, length(As)) of - true -> is_gexpr_list(As, RDs); - false -> is_gexpr(Call, RDs) - end; -is_guard_test2(G, RDs) -> +is_guard_test2({call,Line,{atom,Lr,record},[E,A]}, Info) -> + is_gexpr({call,Line,{atom,Lr,is_record},[E,A]}, Info); +is_guard_test2({call,_Line,{atom,_La,Test},As}=Call, {_,IsOverridden}=Info) -> + A = length(As), + not IsOverridden({Test,A}) andalso + case erl_internal:type_test(Test, A) of + true -> is_gexpr_list(As, Info); + false -> is_gexpr(Call, Info) + end; +is_guard_test2(G, Info) -> %%Everything else is a guard expression. - is_gexpr(G, RDs). + is_gexpr(G, Info). %% is_guard_expr(Expression) -> boolean(). %% Test if an expression is a guard expression. is_guard_expr(E) -> is_gexpr(E, []). -is_gexpr({var,_L,_V}, _RDs) -> true; -is_gexpr({char,_L,_C}, _RDs) -> true; -is_gexpr({integer,_L,_I}, _RDs) -> true; -is_gexpr({float,_L,_F}, _RDs) -> true; -is_gexpr({atom,_L,_A}, _RDs) -> true; -is_gexpr({string,_L,_S}, _RDs) -> true; -is_gexpr({nil,_L}, _RDs) -> true; -is_gexpr({cons,_L,H,T}, RDs) -> is_gexpr_list([H,T], RDs); -is_gexpr({tuple,_L,Es}, RDs) -> is_gexpr_list(Es, RDs); -%%is_gexpr({struct,_L,_Tag,Es}, RDs) -> -%% is_gexpr_list(Es, RDs); -is_gexpr({record_index,_L,_Name,Field}, RDs) -> - is_gexpr(Field, RDs); -is_gexpr({record_field,_L,Rec,_Name,Field}, RDs) -> - is_gexpr_list([Rec,Field], RDs); -is_gexpr({record,L,Name,Inits}, RDs) -> - is_gexpr_fields(Inits, L, Name, RDs); -is_gexpr({bin,_L,Fs}, RDs) -> +is_gexpr({var,_L,_V}, _Info) -> true; +is_gexpr({char,_L,_C}, _Info) -> true; +is_gexpr({integer,_L,_I}, _Info) -> true; +is_gexpr({float,_L,_F}, _Info) -> true; +is_gexpr({atom,_L,_A}, _Info) -> true; +is_gexpr({string,_L,_S}, _Info) -> true; +is_gexpr({nil,_L}, _Info) -> true; +is_gexpr({cons,_L,H,T}, Info) -> is_gexpr_list([H,T], Info); +is_gexpr({tuple,_L,Es}, Info) -> is_gexpr_list(Es, Info); +%%is_gexpr({struct,_L,_Tag,Es}, Info) -> +%% is_gexpr_list(Es, Info); +is_gexpr({record_index,_L,_Name,Field}, Info) -> + is_gexpr(Field, Info); +is_gexpr({record_field,_L,Rec,_Name,Field}, Info) -> + is_gexpr_list([Rec,Field], Info); +is_gexpr({record,L,Name,Inits}, Info) -> + is_gexpr_fields(Inits, L, Name, Info); +is_gexpr({bin,_L,Fs}, Info) -> all(fun ({bin_element,_Line,E,Sz,_Ts}) -> - is_gexpr(E, RDs) and (Sz =:= default orelse is_gexpr(Sz, RDs)) + is_gexpr(E, Info) and (Sz =:= default orelse is_gexpr(Sz, Info)) end, Fs); -is_gexpr({call,_L,{atom,_Lf,F},As}, RDs) -> +is_gexpr({call,_L,{atom,_Lf,F},As}, {_,IsOverridden}=Info) -> A = length(As), - erl_internal:guard_bif(F, A) andalso is_gexpr_list(As, RDs); -is_gexpr({call,_L,{remote,_Lr,{atom,_Lm,erlang},{atom,_Lf,F}},As}, RDs) -> + not IsOverridden({F,A}) andalso erl_internal:guard_bif(F, A) + andalso is_gexpr_list(As, Info); +is_gexpr({call,_L,{remote,_Lr,{atom,_Lm,erlang},{atom,_Lf,F}},As}, Info) -> A = length(As), (erl_internal:guard_bif(F, A) orelse is_gexpr_op(F, A)) - andalso is_gexpr_list(As, RDs); -is_gexpr({call,L,{tuple,Lt,[{atom,Lm,erlang},{atom,Lf,F}]},As}, RDs) -> - is_gexpr({call,L,{remote,Lt,{atom,Lm,erlang},{atom,Lf,F}},As}, RDs); -is_gexpr({op,_L,Op,A}, RDs) -> - is_gexpr_op(Op, 1) andalso is_gexpr(A, RDs); -is_gexpr({op,_L,'andalso',A1,A2}, RDs) -> - is_gexpr_list([A1,A2], RDs); -is_gexpr({op,_L,'orelse',A1,A2}, RDs) -> - is_gexpr_list([A1,A2], RDs); -is_gexpr({op,_L,Op,A1,A2}, RDs) -> - is_gexpr_op(Op, 2) andalso is_gexpr_list([A1,A2], RDs); -is_gexpr(_Other, _RDs) -> false. + andalso is_gexpr_list(As, Info); +is_gexpr({call,L,{tuple,Lt,[{atom,Lm,erlang},{atom,Lf,F}]},As}, Info) -> + is_gexpr({call,L,{remote,Lt,{atom,Lm,erlang},{atom,Lf,F}},As}, Info); +is_gexpr({op,_L,Op,A}, Info) -> + is_gexpr_op(Op, 1) andalso is_gexpr(A, Info); +is_gexpr({op,_L,'andalso',A1,A2}, Info) -> + is_gexpr_list([A1,A2], Info); +is_gexpr({op,_L,'orelse',A1,A2}, Info) -> + is_gexpr_list([A1,A2], Info); +is_gexpr({op,_L,Op,A1,A2}, Info) -> + is_gexpr_op(Op, 2) andalso is_gexpr_list([A1,A2], Info); +is_gexpr(_Other, _Info) -> false. is_gexpr_op(Op, A) -> try erl_internal:op_type(Op, A) of @@ -2082,14 +2114,14 @@ is_gexpr_op(Op, A) -> catch _:_ -> false end. -is_gexpr_list(Es, RDs) -> all(fun (E) -> is_gexpr(E, RDs) end, Es). +is_gexpr_list(Es, Info) -> all(fun (E) -> is_gexpr(E, Info) end, Es). -is_gexpr_fields(Fs, L, Name, RDs) -> +is_gexpr_fields(Fs, L, Name, {RDs,_}=Info) -> IFs = case dict:find(Name, RDs) of {ok,{_Line,Fields}} -> Fs ++ init_fields(Fs, L, Fields); error -> Fs end, - all(fun ({record_field,_Lf,_Name,V}) -> is_gexpr(V, RDs); + all(fun ({record_field,_Lf,_Name,V}) -> is_gexpr(V, Info); (_Other) -> false end, IFs). %% exprs(Sequence, VarTable, State) -> @@ -3193,7 +3225,8 @@ lc_quals([{b_generate,_Line,P,E} | Qs], Vt0, Uvt0, St0) -> {Vt,Uvt,St} = handle_generator(P,E,Vt0,Uvt0,St1), lc_quals(Qs, Vt, Uvt, St); lc_quals([F|Qs], Vt, Uvt, St0) -> - {Fvt,St1} = case is_guard_test2(F, St0#lint.records) of + Info = is_guard_test2_info(St0), + {Fvt,St1} = case is_guard_test2(F, Info) of true -> guard_test(F, Vt, St0); false -> expr(F, Vt, St0) end, @@ -3201,6 +3234,12 @@ lc_quals([F|Qs], Vt, Uvt, St0) -> lc_quals([], Vt, Uvt, St) -> {Vt, Uvt, St}. +is_guard_test2_info(#lint{records=RDs,locals=Locals,imports=Imports}) -> + {RDs,fun(FA) -> + is_local_function(Locals, FA) orelse + is_imported_function(Imports, FA) + end}. + handle_generator(P,E,Vt,Uvt,St0) -> {Evt,St1} = expr(E, Vt, St0), %% Forget variables local to E immediately. @@ -3618,16 +3657,26 @@ obsolete_guard({call,Line,{atom,Lr,F},As}, St0) -> false -> deprecated_function(Line, erlang, F, As, St0); true -> - case is_warn_enabled(obsolete_guard, St0) of - true -> - add_warning(Lr,{obsolete_guard, {F, Arity}}, St0); - false -> - St0 - end + St = case is_warn_enabled(obsolete_guard, St0) of + true -> + add_warning(Lr, {obsolete_guard, {F, Arity}}, St0); + false -> + St0 + end, + test_overriden_by_local(Lr, F, Arity, St) end; obsolete_guard(_G, St) -> St. +test_overriden_by_local(Line, OldTest, Arity, St) -> + ModernTest = list_to_atom("is_"++atom_to_list(OldTest)), + case is_local_function(St#lint.locals, {ModernTest, Arity}) of + true -> + add_error(Line, {obsolete_guard_overridden,OldTest}, St); + false -> + St + end. + %% keyword_warning(Line, Atom, State) -> State. %% Add warning for atoms that will be reserved keywords in the future. %% (Currently, no such keywords to warn for.) diff --git a/lib/stdlib/src/erl_parse.yrl b/lib/stdlib/src/erl_parse.yrl index 4f38256e6b..cfc16413ee 100644 --- a/lib/stdlib/src/erl_parse.yrl +++ b/lib/stdlib/src/erl_parse.yrl @@ -1566,19 +1566,6 @@ anno_from_term(Term) -> map_anno(fun erl_anno:from_term/1, Term). %% Forms. -%% Recognize what sys_pre_expand does: -modify_anno1({'fun',A,F,{_,_,_}=Id}, Ac, Mf) -> - {A1,Ac1} = Mf(A, Ac), - {F1,Ac2} = modify_anno1(F, Ac1, Mf), - {{'fun',A1,F1,Id},Ac2}; -modify_anno1({named_fun,A,N,F,{_,_,_}=Id}, Ac, Mf) -> - {A1,Ac1} = Mf(A, Ac), - {F1,Ac2} = modify_anno1(F, Ac1, Mf), - {{named_fun,A1,N,F1,Id},Ac2}; -modify_anno1({attribute,A,N,[V]}, Ac, Mf) -> - {{attribute,A1,N1,V1},Ac1} = modify_anno1({attribute,A,N,V}, Ac, Mf), - {{attribute,A1,N1,[V1]},Ac1}; -%% End of sys_pre_expand special forms. modify_anno1({function,F,A}, Ac, _Mf) -> {{function,F,A},Ac}; modify_anno1({function,M,F,A}, Ac, Mf) -> diff --git a/lib/stdlib/src/eval_bits.erl b/lib/stdlib/src/eval_bits.erl index 80667023fb..631faa3be5 100644 --- a/lib/stdlib/src/eval_bits.erl +++ b/lib/stdlib/src/eval_bits.erl @@ -67,16 +67,20 @@ expr_grp([Field | FS], Bs0, Lf, Acc) -> expr_grp([], Bs0, _Lf, Acc) -> {value,Acc,Bs0}. +eval_field({bin_element, _, {string, _, S}, {integer,_,8}, [integer,{unit,1},unsigned,big]}, Bs0, _Fun) -> + Latin1 = [C band 16#FF || C <- S], + {list_to_binary(Latin1),Bs0}; eval_field({bin_element, _, {string, _, S}, default, default}, Bs0, _Fun) -> Latin1 = [C band 16#FF || C <- S], {list_to_binary(Latin1),Bs0}; -eval_field({bin_element, Line, {string, _, S}, Size0, Options0}, Bs, _Fun) -> - {_Size,[Type,_Unit,_Sign,Endian]} = +eval_field({bin_element, Line, {string, _, S}, Size0, Options0}, Bs0, Fun) -> + {Size1,[Type,{unit,Unit},Sign,Endian]} = make_bit_type(Line, Size0, Options0), - Res = << <<(eval_exp_field1(C, no_size, no_unit, - Type, Endian, no_sign))/binary>> || + {value,Size,Bs1} = Fun(Size1, Bs0), + Res = << <<(eval_exp_field1(C, Size, Unit, + Type, Endian, Sign))/binary>> || C <- S >>, - {Res,Bs}; + {Res,Bs1}; eval_field({bin_element,Line,E,Size0,Options0}, Bs0, Fun) -> {value,V,Bs1} = Fun(E, Bs0), {Size1,[Type,{unit,Unit},Sign,Endian]} = diff --git a/lib/stdlib/src/math.erl b/lib/stdlib/src/math.erl index 97c965e27a..3a3b384d8f 100644 --- a/lib/stdlib/src/math.erl +++ b/lib/stdlib/src/math.erl @@ -25,7 +25,9 @@ -export([sin/1, cos/1, tan/1, asin/1, acos/1, atan/1, atan2/2, sinh/1, cosh/1, tanh/1, asinh/1, acosh/1, atanh/1, exp/1, log/1, - log2/1, log10/1, pow/2, sqrt/1, erf/1, erfc/1]). + log2/1, log10/1, pow/2, sqrt/1, erf/1, erfc/1, + ceil/1, floor/1, + fmod/2]). -spec acos(X) -> float() when X :: number(). @@ -63,6 +65,11 @@ atan2(_, _) -> atanh(_) -> erlang:nif_error(undef). +-spec ceil(X) -> float() when + X :: number(). +ceil(_) -> + erlang:nif_error(undef). + -spec cos(X) -> float() when X :: number(). cos(_) -> @@ -88,6 +95,16 @@ erfc(_) -> exp(_) -> erlang:nif_error(undef). +-spec floor(X) -> float() when + X :: number(). +floor(_) -> + erlang:nif_error(undef). + +-spec fmod(X, Y) -> float() when + X :: number(), Y :: number(). +fmod(_, _) -> + erlang:nif_error(undef). + -spec log(X) -> float() when X :: number(). log(_) -> diff --git a/lib/stdlib/src/otp_internal.erl b/lib/stdlib/src/otp_internal.erl index 3bd338071b..4161ced9ab 100644 --- a/lib/stdlib/src/otp_internal.erl +++ b/lib/stdlib/src/otp_internal.erl @@ -416,7 +416,7 @@ obsolete_1(inviso, _, _) -> %% Added in R15B01. obsolete_1(gs, _, _) -> - {deprecated,"the gs application has been deprecated and will be removed in OTP 18; use the wx application instead"}; + {removed,"the gs application has been removed; use the wx application instead"}; obsolete_1(ssh, sign_data, 2) -> {deprecated,"deprecated (will be removed in R16A); use public_key:pem_decode/1, public_key:pem_entry_decode/1 " "and public_key:sign/3 instead"}; diff --git a/lib/stdlib/src/proc_lib.erl b/lib/stdlib/src/proc_lib.erl index 3dc1848550..363705b0f4 100644 --- a/lib/stdlib/src/proc_lib.erl +++ b/lib/stdlib/src/proc_lib.erl @@ -232,7 +232,7 @@ init_p(Parent, Ancestors, Fun) when is_function(Fun) -> Fun() catch Class:Reason -> - exit_p(Class, Reason) + exit_p(Class, Reason, erlang:get_stacktrace()) end. -spec init_p(pid(), [pid()], atom(), atom(), [term()]) -> term(). @@ -247,7 +247,7 @@ init_p_do_apply(M, F, A) -> apply(M, F, A) catch Class:Reason -> - exit_p(Class, Reason) + exit_p(Class, Reason, erlang:get_stacktrace()) end. -spec wake_up(atom(), atom(), [term()]) -> term(). @@ -257,22 +257,29 @@ wake_up(M, F, A) when is_atom(M), is_atom(F), is_list(A) -> apply(M, F, A) catch Class:Reason -> - exit_p(Class, Reason) + exit_p(Class, Reason, erlang:get_stacktrace()) end. -exit_p(Class, Reason) -> +exit_p(Class, Reason, Stacktrace) -> case get('$initial_call') of {M,F,A} when is_atom(M), is_atom(F), is_integer(A) -> MFA = {M,F,make_dummy_args(A, [])}, crash_report(Class, Reason, MFA), - exit(Reason); + erlang:raise(exit, exit_reason(Class, Reason, Stacktrace), Stacktrace); _ -> %% The process dictionary has been cleared or %% possibly modified. crash_report(Class, Reason, []), - exit(Reason) + erlang:raise(exit, exit_reason(Class, Reason, Stacktrace), Stacktrace) end. +exit_reason(error, Reason, Stacktrace) -> + {Reason, Stacktrace}; +exit_reason(exit, Reason, _Stacktrace) -> + Reason; +exit_reason(throw, Reason, Stacktrace) -> + {{nocatch, Reason}, Stacktrace}. + -spec start(Module, Function, Args) -> Ret when Module :: module(), Function :: atom(), diff --git a/lib/stdlib/src/qlc_pt.erl b/lib/stdlib/src/qlc_pt.erl index 0db63b81f4..28221ea75f 100644 --- a/lib/stdlib/src/qlc_pt.erl +++ b/lib/stdlib/src/qlc_pt.erl @@ -41,6 +41,7 @@ }). -record(state, {imp, + overridden, maxargs, records, xwarnings = [], @@ -184,7 +185,9 @@ initiate(Forms0, Imported) -> exclude_integers_from_unique_line_numbers(Forms0, NodeInfo), ?DEBUG("node info0 ~p~n", [lists:sort(ets:tab2list(NodeInfo))]), + IsOverridden = set_up_overridden(Forms0), State0 = #state{imp = Imported, + overridden = IsOverridden, maxargs = ?EVAL_MAX_NUM_OF_ARGS, records = record_attributes(Forms0), node_info = NodeInfo}, @@ -1519,36 +1522,35 @@ filter_info(FilterData, AllIVs, Dependencies, State) -> %% to be placed after further generators (the docs states otherwise, but %% this seems to be common practice). filter_list(FilterData, Dependencies, State) -> - RDs = State#state.records, - sel_gf(FilterData, 1, Dependencies, RDs, [], []). + sel_gf(FilterData, 1, Dependencies, State, [], []). sel_gf([], _N, _Deps, _RDs, _Gens, _Gens1) -> []; -sel_gf([{#qid{no = N}=Id,{fil,F}}=Fil | FData], N, Deps, RDs, Gens, Gens1) -> - case erl_lint:is_guard_test(F, RDs) of +sel_gf([{#qid{no = N}=Id,{fil,F}}=Fil | FData], N, Deps, State, Gens, Gens1) -> + case is_guard_test(F, State) of true -> {Id,GIds} = lists:keyfind(Id, 1, Deps), case length(GIds) =< 1 of true -> case generators_in_scope(GIds, Gens1) of true -> - [Fil|sel_gf(FData, N+1, Deps, RDs, Gens, Gens1)]; + [Fil|sel_gf(FData, N+1, Deps, State, Gens, Gens1)]; false -> - sel_gf(FData, N + 1, Deps, RDs, [], []) + sel_gf(FData, N + 1, Deps, State, [], []) end; false -> case generators_in_scope(GIds, Gens) of true -> - [Fil | sel_gf(FData, N + 1, Deps, RDs, Gens, [])]; + [Fil | sel_gf(FData, N + 1, Deps, State, Gens, [])]; false -> - sel_gf(FData, N + 1, Deps, RDs, [], []) + sel_gf(FData, N + 1, Deps, State, [], []) end end; false -> - sel_gf(FData, N + 1, Deps, RDs, [], []) + sel_gf(FData, N + 1, Deps, State, [], []) end; -sel_gf(FData, N, Deps, RDs, Gens, Gens1) -> - sel_gf(FData, N + 1, Deps, RDs, [N | Gens], [N | Gens1]). +sel_gf(FData, N, Deps, State, Gens, Gens1) -> + sel_gf(FData, N + 1, Deps, State, [N | Gens], [N | Gens1]). generators_in_scope(GenIds, GenNumbers) -> lists:all(fun(#qid{no=N}) -> lists:member(N, GenNumbers) end, GenIds). @@ -1870,7 +1872,8 @@ prep_expr(E, F, S, BF, Imported) -> unify_column(Frame, Var, Col, BindFun, Imported) -> A = anno0(), - Call = {call,A,{atom,A,element},[{integer,A,Col}, {var,A,Var}]}, + Call = {call,A,{remote,A,{atom,A,erlang},{atom,A,element}}, + [{integer,A,Col}, {var,A,Var}]}, element_calls(Call, Frame, BindFun, Imported). %% cons_tuple is used for representing {V1, ..., Vi | TupleTail}. @@ -1880,6 +1883,8 @@ unify_column(Frame, Var, Col, BindFun, Imported) -> %% about the size of the tuple is known. element_calls({call,_,{remote,_,{atom,_,erlang},{atom,_,element}}, [{integer,_,I},Term0]}, F0, BF, Imported) when I > 0 -> + %% Note: erl_expand_records ensures that all calls to element/2 + %% have an explicit "erlang:" prefix. TupleTail = unique_var(), VarsL = [unique_var() || _ <- lists:seq(1, I)], Vars = VarsL ++ TupleTail, @@ -1887,10 +1892,6 @@ element_calls({call,_,{remote,_,{atom,_,erlang},{atom,_,element}}, VarI = lists:nth(I, VarsL), {Term, F} = element_calls(Term0, F0, BF, Imported), {VarI, unify('=:=', Tuple, Term, F, BF, Imported)}; -element_calls({call,L1,{atom,_,element}=E,As}, F0, BF, Imported) -> - %% erl_expand_records should add "erlang:"... - element_calls({call,L1,{remote,L1,{atom,L1,erlang},E}, As}, F0, BF, - Imported); element_calls(T, F0, BF, Imported) when is_tuple(T) -> {L, F} = element_calls(tuple_to_list(T), F0, BF, Imported), {list_to_tuple(L), F}; @@ -2484,7 +2485,7 @@ filter(E, L, QIVs, S, RL, Fun, Go, GoI, IVs, State) -> %% This is the "guard semantics" used in ordinary list %% comprehension: if a filter looks like a guard test, it returns %% 'false' rather than fails. - Body = case erl_lint:is_guard_test(E, State#state.records) of + Body = case is_guard_test(E, State) of true -> CT = {clause,L,[],[[E]],[{call,L,?V(Fun),NAsT}]}, CF = {clause,L,[],[[?A(true)]],[{call,L,?V(Fun),NAsF}]}, @@ -2888,6 +2889,26 @@ family_list(L) -> family(L) -> sofs:relation_to_family(sofs:relation(L)). +is_guard_test(E, #state{records = RDs, overridden = IsOverridden}) -> + erl_lint:is_guard_test(E, RDs, IsOverridden). + +%% In code that has been run through erl_expand_records, a guard +%% test will never contain calls without an explicit module +%% prefix. Unfortunately, this module runs *some* of the code +%% through erl_expand_records, but not all of it. +%% +%% Therefore, we must set up our own list of local and imported functions +%% that will override a BIF with the same name. + +set_up_overridden(Forms) -> + Locals = [{Name,Arity} || {function,_,Name,Arity,_} <- Forms], + Imports0 = [Fs || {attribute,_,import,Fs} <- Forms], + Imports1 = lists:flatten(Imports0), + Imports2 = [Fs || {_,Fs} <- Imports1], + Imports = lists:flatten(Imports2), + Overridden = gb_sets:from_list(Imports ++ Locals), + fun(FA) -> gb_sets:is_element(FA, Overridden) end. + -ifdef(debug). display_forms(Forms) -> io:format("Forms ***~n"), diff --git a/lib/stdlib/src/rand.erl b/lib/stdlib/src/rand.erl index 93409d95df..1f457b9e0e 100644 --- a/lib/stdlib/src/rand.erl +++ b/lib/stdlib/src/rand.erl @@ -19,7 +19,7 @@ %% %% ===================================================================== %% Multiple PRNG module for Erlang/OTP -%% Copyright (c) 2015 Kenji Rikitake +%% Copyright (c) 2015-2016 Kenji Rikitake %% ===================================================================== -module(rand). @@ -27,11 +27,14 @@ -export([seed_s/1, seed_s/2, seed/1, seed/2, export_seed/0, export_seed_s/1, uniform/0, uniform/1, uniform_s/1, uniform_s/2, + jump/0, jump/1, normal/0, normal_s/1 ]). -compile({inline, [exs64_next/1, exsplus_next/1, + exsplus_jump/1, exs1024_next/1, exs1024_calc/2, + exs1024_jump/1, get_52/1, normal_kiwi/1]}). -define(DEFAULT_ALG_HANDLER, exsplus). @@ -48,7 +51,8 @@ max := integer(), next := fun(), uniform := fun(), - uniform_n := fun()}. + uniform_n := fun(), + jump := fun()}. %% Internal state -opaque state() :: {alg_handler(), alg_seed()}. @@ -79,9 +83,7 @@ export_seed_s({#{type:=Alg}, Seed}) -> {Alg, Seed}. -spec seed(AlgOrExpState::alg() | export_state()) -> state(). seed(Alg) -> - R = seed_s(Alg), - _ = seed_put(R), - R. + seed_put(seed_s(Alg)). -spec seed_s(AlgOrExpState::alg() | export_state()) -> state(). seed_s(Alg) when is_atom(Alg) -> @@ -97,9 +99,7 @@ seed_s({Alg0, Seed}) -> -spec seed(Alg :: alg(), {integer(), integer(), integer()}) -> state(). seed(Alg0, S0) -> - State = seed_s(Alg0, S0), - _ = seed_put(State), - State. + seed_put(seed_s(Alg0, S0)). -spec seed_s(Alg :: alg(), {integer(), integer(), integer()}) -> state(). seed_s(Alg0, S0 = {_, _, _}) -> @@ -150,6 +150,25 @@ uniform_s(N, State0 = {#{uniform:=Uniform}, _}) {F, State} = Uniform(State0), {trunc(F * N) + 1, State}. +%% jump/1: given a state, jump/1 +%% returns a new state which is equivalent to that +%% after a large number of call defined for each algorithm. +%% The large number is algorithm dependent. + +-spec jump(state()) -> NewS :: state(). +jump(State = {#{jump:=Jump}, _}) -> + Jump(State). + +%% jump/0: read the internal state and +%% apply the jump function for the state as in jump/1 +%% and write back the new value to the internal state, +%% then returns the new value. + +-spec jump() -> NewS :: state(). + +jump() -> + seed_put(jump(seed_get())). + %% normal/0: returns a random float with standard normal distribution %% updating the state in the process dictionary. @@ -192,9 +211,10 @@ normal_s(State0) -> -type uint64() :: 0..16#ffffffffffffffff. -type uint58() :: 0..16#03ffffffffffffff. --spec seed_put(state()) -> undefined | state(). +-spec seed_put(state()) -> state(). seed_put(Seed) -> - put(?SEED_DICT, Seed). + put(?SEED_DICT, Seed), + Seed. seed_get() -> case get(?SEED_DICT) of @@ -205,15 +225,18 @@ seed_get() -> %% Setup alg record mk_alg(exs64) -> {#{type=>exs64, max=>?UINT64MASK, next=>fun exs64_next/1, - uniform=>fun exs64_uniform/1, uniform_n=>fun exs64_uniform/2}, + uniform=>fun exs64_uniform/1, uniform_n=>fun exs64_uniform/2, + jump=>fun exs64_jump/1}, fun exs64_seed/1}; mk_alg(exsplus) -> {#{type=>exsplus, max=>?UINT58MASK, next=>fun exsplus_next/1, - uniform=>fun exsplus_uniform/1, uniform_n=>fun exsplus_uniform/2}, + uniform=>fun exsplus_uniform/1, uniform_n=>fun exsplus_uniform/2, + jump=>fun exsplus_jump/1}, fun exsplus_seed/1}; mk_alg(exs1024) -> {#{type=>exs1024, max=>?UINT64MASK, next=>fun exs1024_next/1, - uniform=>fun exs1024_uniform/1, uniform_n=>fun exs1024_uniform/2}, + uniform=>fun exs1024_uniform/1, uniform_n=>fun exs1024_uniform/2, + jump=>fun exs1024_jump/1}, fun exs1024_seed/1}. %% ===================================================================== @@ -246,6 +269,9 @@ exs64_uniform(Max, {Alg, R}) -> {V, R1} = exs64_next(R), {(V rem Max) + 1, {Alg, R1}}. +exs64_jump(_) -> + erlang:error(not_implemented). + %% ===================================================================== %% exsplus PRNG: Xorshift116+ %% Algorithm by Sebastiano Vigna @@ -283,6 +309,40 @@ exsplus_uniform(Max, {Alg, R}) -> {V, R1} = exsplus_next(R), {(V rem Max) + 1, {Alg, R1}}. +%% This is the jump function for the exsplus generator, equivalent +%% to 2^64 calls to next/1; it can be used to generate 2^52 +%% non-overlapping subsequences for parallel computations. +%% Note: the jump function takes 116 times of the execution time of +%% next/1. + +%% -define(JUMPCONST, 16#000d174a83e17de2302f8ea6bc32c797). +%% split into 58-bit chunks +%% and two iterative executions + +-define(JUMPCONST1, 16#02f8ea6bc32c797). +-define(JUMPCONST2, 16#345d2a0f85f788c). +-define(JUMPELEMLEN, 58). + +-dialyzer({no_improper_lists, exsplus_jump/1}). +-spec exsplus_jump(state()) -> state(). +exsplus_jump({Alg, S}) -> + {S1, AS1} = exsplus_jump(S, [0|0], ?JUMPCONST1, ?JUMPELEMLEN), + {_, AS2} = exsplus_jump(S1, AS1, ?JUMPCONST2, ?JUMPELEMLEN), + {Alg, AS2}. + +-dialyzer({no_improper_lists, exsplus_jump/4}). +exsplus_jump(S, AS, _, 0) -> + {S, AS}; +exsplus_jump(S, [AS0|AS1], J, N) -> + {_, NS} = exsplus_next(S), + case (J band 1) of + 1 -> + [S0|S1] = S, + exsplus_jump(NS, [(AS0 bxor S0)|(AS1 bxor S1)], J bsr 1, N-1); + 0 -> + exsplus_jump(NS, [AS0|AS1], J bsr 1, N-1) + end. + %% ===================================================================== %% exs1024 PRNG: Xorshift1024* %% Algorithm by Sebastiano Vigna @@ -340,6 +400,60 @@ exs1024_uniform(Max, {Alg, R}) -> {V, R1} = exs1024_next(R), {(V rem Max) + 1, {Alg, R1}}. +%% This is the jump function for the exs1024 generator, equivalent +%% to 2^512 calls to next(); it can be used to generate 2^512 +%% non-overlapping subsequences for parallel computations. +%% Note: the jump function takes ~2000 times of the execution time of +%% next/1. + +%% Jump constant here split into 58 bits for speed +-define(JUMPCONSTHEAD, 16#00242f96eca9c41d). +-define(JUMPCONSTTAIL, + [16#0196e1ddbe5a1561, + 16#0239f070b5837a3c, + 16#03f393cc68796cd2, + 16#0248316f404489af, + 16#039a30088bffbac2, + 16#02fea70dc2d9891f, + 16#032ae0d9644caec4, + 16#0313aac17d8efa43, + 16#02f132e055642626, + 16#01ee975283d71c93, + 16#00552321b06f5501, + 16#00c41d10a1e6a569, + 16#019158ecf8aa1e44, + 16#004e9fc949d0b5fc, + 16#0363da172811fdda, + 16#030e38c3b99181f2, + 16#0000000a118038fc]). +-define(JUMPTOTALLEN, 1024). +-define(RINGLEN, 16). + +-spec exs1024_jump(state()) -> state(). + +exs1024_jump({Alg, {L, RL}}) -> + P = length(RL), + AS = exs1024_jump({L, RL}, + [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], + ?JUMPCONSTTAIL, ?JUMPCONSTHEAD, ?JUMPELEMLEN, ?JUMPTOTALLEN), + {ASL, ASR} = lists:split(?RINGLEN - P, AS), + {Alg, {ASL, lists:reverse(ASR)}}. + +exs1024_jump(_, AS, _, _, _, 0) -> + AS; +exs1024_jump(S, AS, [H|T], _, 0, TN) -> + exs1024_jump(S, AS, T, H, ?JUMPELEMLEN, TN); +exs1024_jump({L, RL}, AS, JL, J, N, TN) -> + {_, NS} = exs1024_next({L, RL}), + case (J band 1) of + 1 -> + AS2 = lists:zipwith(fun(X, Y) -> X bxor Y end, + AS, L ++ lists:reverse(RL)), + exs1024_jump(NS, AS2, JL, J bsr 1, N-1, TN-1); + 0 -> + exs1024_jump(NS, AS, JL, J bsr 1, N-1, TN-1) + end. + %% ===================================================================== %% Ziggurat cont %% ===================================================================== diff --git a/lib/stdlib/src/sets.erl b/lib/stdlib/src/sets.erl index 3e70450320..c65a13b22e 100644 --- a/lib/stdlib/src/sets.erl +++ b/lib/stdlib/src/sets.erl @@ -128,14 +128,14 @@ is_element(E, S) -> Set2 :: set(Element). add_element(E, S0) -> Slot = get_slot(S0, E), - {S1,Ic} = on_bucket(fun (B0) -> add_bkt_el(E, B0, B0) end, S0, Slot), - maybe_expand(S1, Ic). - --spec add_bkt_el(T, [T], [T]) -> {[T], 0 | 1}. -add_bkt_el(E, [E|_], Bkt) -> {Bkt,0}; -add_bkt_el(E, [_|B], Bkt) -> - add_bkt_el(E, B, Bkt); -add_bkt_el(E, [], Bkt) -> {[E|Bkt],1}. + Bkt = get_bucket(S0, Slot), + case lists:member(E, Bkt) of + true -> + S0; + false -> + S1 = update_bucket(S0, Slot, [E | Bkt]), + maybe_expand(S1) + end. %% del_element(Element, Set) -> Set. %% Return Set but with Element removed. @@ -144,15 +144,28 @@ add_bkt_el(E, [], Bkt) -> {[E|Bkt],1}. Set2 :: set(Element). del_element(E, S0) -> Slot = get_slot(S0, E), - {S1,Dc} = on_bucket(fun (B0) -> del_bkt_el(E, B0) end, S0, Slot), - maybe_contract(S1, Dc). + Bkt = get_bucket(S0, Slot), + case lists:member(E, Bkt) of + false -> + S0; + true -> + S1 = update_bucket(S0, Slot, lists:delete(E, Bkt)), + maybe_contract(S1, 1) + end. --spec del_bkt_el(T, [T]) -> {[T], 0 | 1}. -del_bkt_el(E, [E|Bkt]) -> {Bkt,1}; -del_bkt_el(E, [Other|Bkt0]) -> - {Bkt1,Dc} = del_bkt_el(E, Bkt0), - {[Other|Bkt1],Dc}; -del_bkt_el(_, []) -> {[],0}. +%% update_bucket(Set, Slot, NewBucket) -> UpdatedSet. +%% Replace bucket in Slot by NewBucket +-spec update_bucket(Set1, Slot, Bkt) -> Set2 when + Set1 :: set(Element), + Set2 :: set(Element), + Slot :: non_neg_integer(), + Bkt :: [Element]. +update_bucket(Set, Slot, NewBucket) -> + SegI = ((Slot-1) div ?seg_size) + 1, + BktI = ((Slot-1) rem ?seg_size) + 1, + Segs = Set#set.segs, + Seg = element(SegI, Segs), + Set#set{segs = setelement(SegI, Segs, setelement(BktI, Seg, NewBucket))}. %% union(Set1, Set2) -> Set %% Return the union of Set1 and Set2. @@ -272,19 +285,6 @@ get_slot(T, Key) -> -spec get_bucket(set(), non_neg_integer()) -> term(). get_bucket(T, Slot) -> get_bucket_s(T#set.segs, Slot). -%% on_bucket(Fun, Hashdb, Slot) -> {NewHashDb,Result}. -%% Apply Fun to the bucket in Slot and replace the returned bucket. --spec on_bucket(fun((_) -> {[_], 0 | 1}), set(E), non_neg_integer()) -> - {set(E), 0 | 1}. -on_bucket(F, T, Slot) -> - SegI = ((Slot-1) div ?seg_size) + 1, - BktI = ((Slot-1) rem ?seg_size) + 1, - Segs = T#set.segs, - Seg = element(SegI, Segs), - B0 = element(BktI, Seg), - {B1, Res} = F(B0), %Op on the bucket. - {T#set{segs = setelement(SegI, Segs, setelement(BktI, Seg, B1))},Res}. - %% fold_set(Fun, Acc, Dictionary) -> Dictionary. %% filter_set(Fun, Dictionary) -> Dictionary. @@ -349,8 +349,8 @@ put_bucket_s(Segs, Slot, Bkt) -> Seg = setelement(BktI, element(SegI, Segs), Bkt), setelement(SegI, Segs, Seg). --spec maybe_expand(set(E), 0 | 1) -> set(E). -maybe_expand(T0, Ic) when T0#set.size + Ic > T0#set.exp_size -> +-spec maybe_expand(set(E)) -> set(E). +maybe_expand(T0) when T0#set.size + 1 > T0#set.exp_size -> T = maybe_expand_segs(T0), %Do we need more segments. N = T#set.n + 1, %Next slot to expand into Segs0 = T#set.segs, @@ -360,12 +360,12 @@ maybe_expand(T0, Ic) when T0#set.size + Ic > T0#set.exp_size -> {B1,B2} = rehash(B, Slot1, Slot2, T#set.maxn), Segs1 = put_bucket_s(Segs0, Slot1, B1), Segs2 = put_bucket_s(Segs1, Slot2, B2), - T#set{size = T#set.size + Ic, + T#set{size = T#set.size + 1, n = N, exp_size = N * ?expand_load, con_size = N * ?contract_load, segs = Segs2}; -maybe_expand(T, Ic) -> T#set{size = T#set.size + Ic}. +maybe_expand(T) -> T#set{size = T#set.size + 1}. -spec maybe_expand_segs(set(E)) -> set(E). maybe_expand_segs(T) when T#set.n =:= T#set.maxn -> diff --git a/lib/stdlib/src/stdlib.app.src b/lib/stdlib/src/stdlib.app.src index 09176d2ca0..8cf46482dd 100644 --- a/lib/stdlib/src/stdlib.app.src +++ b/lib/stdlib/src/stdlib.app.src @@ -106,7 +106,7 @@ dets]}, {applications, [kernel]}, {env, []}, - {runtime_dependencies, ["sasl-3.0","kernel-5.0","erts-8.0","crypto-3.3", + {runtime_dependencies, ["sasl-3.0","kernel-5.0","erts-9.0","crypto-3.3", "compiler-5.0"]} ]}. diff --git a/lib/stdlib/src/stdlib.appup.src b/lib/stdlib/src/stdlib.appup.src index e917b7ea1f..979161fef7 100644 --- a/lib/stdlib/src/stdlib.appup.src +++ b/lib/stdlib/src/stdlib.appup.src @@ -18,9 +18,7 @@ %% %CopyrightEnd% {"%VSN%", %% Up from - max one major revision back - [{<<"3\\.[0-1](\\.[0-9]+)*">>,[restart_new_emulator]}, % OTP-19.* - {<<"2\\.[5-8](\\.[0-9]+)*">>,[restart_new_emulator]}], % OTP-18.* + [{<<"3\\.[0-1](\\.[0-9]+)*">>,[restart_new_emulator]}], % OTP-19.* %% Down to - max one major revision back - [{<<"3\\.[0-1](\\.[0-9]+)*">>,[restart_new_emulator]}, % OTP-19.* - {<<"2\\.[5-8](\\.[0-9]+)*">>,[restart_new_emulator]}] % OTP-18.* + [{<<"3\\.[0-1](\\.[0-9]+)*">>,[restart_new_emulator]}] % OTP-19.* }. diff --git a/lib/stdlib/src/timer.erl b/lib/stdlib/src/timer.erl index ca868627a9..df10790ea0 100644 --- a/lib/stdlib/src/timer.erl +++ b/lib/stdlib/src/timer.erl @@ -165,7 +165,7 @@ tc(F) -> T1 = erlang:monotonic_time(), Val = F(), T2 = erlang:monotonic_time(), - Time = erlang:convert_time_unit(T2 - T1, native, micro_seconds), + Time = erlang:convert_time_unit(T2 - T1, native, microsecond), {Time, Val}. %% @@ -180,7 +180,7 @@ tc(F, A) -> T1 = erlang:monotonic_time(), Val = apply(F, A), T2 = erlang:monotonic_time(), - Time = erlang:convert_time_unit(T2 - T1, native, micro_seconds), + Time = erlang:convert_time_unit(T2 - T1, native, microsecond), {Time, Val}. %% @@ -196,7 +196,7 @@ tc(M, F, A) -> T1 = erlang:monotonic_time(), Val = apply(M, F, A), T2 = erlang:monotonic_time(), - Time = erlang:convert_time_unit(T2 - T1, native, micro_seconds), + Time = erlang:convert_time_unit(T2 - T1, native, microsecond), {Time, Val}. %% diff --git a/lib/stdlib/test/Makefile b/lib/stdlib/test/Makefile index 28c35aed55..deac04aa66 100644 --- a/lib/stdlib/test/Makefile +++ b/lib/stdlib/test/Makefile @@ -52,6 +52,7 @@ MODULES= \ io_proto_SUITE \ lists_SUITE \ log_mf_h_SUITE \ + math_SUITE \ ms_transform_SUITE \ proc_lib_SUITE \ qlc_SUITE \ diff --git a/lib/stdlib/test/erl_lint_SUITE.erl b/lib/stdlib/test/erl_lint_SUITE.erl index d916eb3eef..4ee3950882 100644 --- a/lib/stdlib/test/erl_lint_SUITE.erl +++ b/lib/stdlib/test/erl_lint_SUITE.erl @@ -1554,7 +1554,15 @@ guard(Config) when is_list(Config) -> [], {errors,[{1,erl_lint,illegal_guard_expr}, {2,erl_lint,illegal_guard_expr}], - []}} + []}}, + {guard10, + <<"is_port(_) -> false. + t(P) when port(P) -> ok. + ">>, + [], + {error, + [{2,erl_lint,{obsolete_guard_overridden,port}}], + [{2,erl_lint,{obsolete_guard,{port,1}}}]}} ], [] = run(Config, Ts1), ok. diff --git a/lib/stdlib/test/erl_pp_SUITE.erl b/lib/stdlib/test/erl_pp_SUITE.erl index a103f6dc53..13c5662741 100644 --- a/lib/stdlib/test/erl_pp_SUITE.erl +++ b/lib/stdlib/test/erl_pp_SUITE.erl @@ -1166,19 +1166,21 @@ compile(Config, Tests) -> lists:foldl(F, [], Tests). compile_file(Config, Test0) -> - case compile_file(Config, Test0, ['E']) of + Test = ["-module(erl_pp_test).\n", + "-compile(export_all).\n", + Test0], + case compile_file(Config, Test, ['E']) of {ok, RootFile} -> File = RootFile ++ ".E", {ok, Bin0} = file:read_file(File), - Bin = strip_module_info(Bin0), %% A very simple check: just try to compile the output. - case compile_file(Config, Bin, []) of + case compile_file(Config, Bin0, []) of {ok, RootFile2} -> File2 = RootFile2 ++ ".E", {ok, Bin1} = file:read_file(File2), case Bin0 =:= Bin1 of true -> - test_max_line(binary_to_list(Bin)); + test_max_line(binary_to_list(Bin0)); false -> {error, file_contents_modified, {Bin0, Bin1}} end; @@ -1189,11 +1191,8 @@ compile_file(Config, Test0) -> Error end. -compile_file(Config, Test0, Opts0) -> +compile_file(Config, Test, Opts0) -> FileName = filename('erl_pp_test.erl', Config), - Test = list_to_binary(["-module(erl_pp_test). " - "-compile(export_all). ", - Test0]), Opts = [export_all,return,nowarn_unused_record,{outdir,?privdir} | Opts0], ok = file:write_file(FileName, Test), case compile:file(FileName, Opts) of @@ -1202,11 +1201,6 @@ compile_file(Config, Test0, Opts0) -> Error -> Error end. -strip_module_info(Bin) -> - {match, [{Start,_Len}|_]} = re:run(Bin, "module_info"), - <<R:Start/binary,_/binary>> = Bin, - R. - flat_expr1(Expr0) -> Expr = erl_parse:new_anno(Expr0), lists:flatten(erl_pp:expr(Expr)). diff --git a/lib/stdlib/test/ets_SUITE.erl b/lib/stdlib/test/ets_SUITE.erl index 00e02a06cc..f68d5eca3f 100644 --- a/lib/stdlib/test/ets_SUITE.erl +++ b/lib/stdlib/test/ets_SUITE.erl @@ -216,7 +216,7 @@ memory_check_summary(_Config) -> receive {get_failed_memchecks, FailedMemchecks} -> ok end, io:format("Failed memchecks: ~p\n",[FailedMemchecks]), NoFailedMemchecks = length(FailedMemchecks), - if NoFailedMemchecks > 3 -> + if NoFailedMemchecks > 1 -> ct:fail("Too many failed (~p) memchecks", [NoFailedMemchecks]); true -> ok @@ -590,12 +590,6 @@ select_fail_do(Opts) -> -define(S(T),ets:info(T,memory)). --define(TAB_STRUCT_SZ, erts_debug:get_internal_state('DbTable_words')). -%%-define(NORMAL_TAB_STRUCT_SZ, 26). %% SunOS5.8, 32-bit, non smp, private heap -%% -%% The hardcoded expected memory sizes (in words) are the ones we expect on: -%% SunOS5.8, 32-bit, non smp, private heap -%% %% Whitebox test of ets:info(X, memory). memory(Config) when is_list(Config) -> @@ -606,11 +600,11 @@ memory(Config) when is_list(Config) -> memory_do(Opts) -> L = [T1,T2,T3,T4] = fill_sets_int(1000,Opts), XR1 = case mem_mode(T1) of - {normal,_} -> {13836,13046,13046,13052}; %{13862,13072,13072,13078}; - {compressed,4} -> {11041,10251,10251,10252}; %{11067,10277,10277,10278}; - {compressed,8} -> {10050,9260,9260,9260} %{10076,9286,9286,9286} + {normal,_} -> {13836, 15346, 15346, 15346+6}; + {compressed,4} -> {11041, 12551, 12551, 12551+1}; + {compressed,8} -> {10050, 11560, 11560, 11560} end, - XRes1 = adjust_xmem(L, XR1), + XRes1 = adjust_xmem(L, XR1, 1), Res1 = {?S(T1),?S(T2),?S(T3),?S(T4)}, lists:foreach(fun(T) -> Before = ets:info(T,size), @@ -622,11 +616,11 @@ memory_do(Opts) -> end, L), XR2 = case mem_mode(T1) of - {normal,_} -> {13826,13037,13028,13034}; %{13852,13063,13054,13060}; - {compressed,4} -> {11031,10242,10233,10234}; %{11057,10268,10259,10260}; - {compressed,8} -> {10040,9251,9242,9242} %10066,9277,9268,9268} + {normal,_} -> {13826, 15337, 15337-9, 15337-3}; + {compressed,4} -> {11031, 12542, 12542-9, 12542-8}; + {compressed,8} -> {10040, 11551, 11551-9, 11551-9} end, - XRes2 = adjust_xmem(L, XR2), + XRes2 = adjust_xmem(L, XR2, 1), Res2 = {?S(T1),?S(T2),?S(T3),?S(T4)}, lists:foreach(fun(T) -> Before = ets:info(T,size), @@ -638,17 +632,17 @@ memory_do(Opts) -> end, L), XR3 = case mem_mode(T1) of - {normal,_} -> {13816,13028,13010,13016}; %{13842,13054,13036,13042}; - {compressed,4} -> {11021,10233,10215,10216}; %{11047,10259,10241,10242}; - {compressed,8} -> {10030,9242,9224,9224} %{10056,9268,9250,9250} + {normal,_} -> {13816, 15328, 15328-18, 15328-12}; + {compressed,4} -> {11021, 12533, 12533-18, 12533-17}; + {compressed,8} -> {10030, 11542, 11542-18, 11542-18} end, - XRes3 = adjust_xmem(L, XR3), + XRes3 = adjust_xmem(L, XR3, 1), Res3 = {?S(T1),?S(T2),?S(T3),?S(T4)}, lists:foreach(fun(T) -> ets:delete_all_objects(T) end, L), - XRes4 = adjust_xmem(L, {50,260,260,260}), %{76,286,286,286}), + XRes4 = adjust_xmem(L, {50, 256, 256, 256}, 0), Res4 = {?S(T1),?S(T2),?S(T3),?S(T4)}, lists:foreach(fun(T) -> ets:delete(T) @@ -659,7 +653,7 @@ memory_do(Opts) -> ets:select_delete(T,[{'_',[],[true]}]) end, L2), - XRes5 = adjust_xmem(L2, {50,260,260,260}), %{76,286,286,286}), + XRes5 = adjust_xmem(L2, {50, 256, 256, 256}, 0), Res5 = {?S(T11),?S(T12),?S(T13),?S(T14)}, io:format("XRes1 = ~p~n" " Res1 = ~p~n~n" @@ -697,15 +691,15 @@ chk_normal_tab_struct_size() -> erlang:system_info(smp_support), erlang:system_info(heap_type)}, io:format("System = ~p~n", [System]), - io:format("?TAB_STRUCT_SZ=~p~n", [?TAB_STRUCT_SZ]), ok. -adjust_xmem([_T1,_T2,_T3,_T4], {A0,B0,C0,D0} = _Mem0) -> +adjust_xmem([_T1,_T2,_T3,_T4], {A0,B0,C0,D0} = _Mem0, EstCnt) -> %% Adjust for 64-bit, smp, and os: %% Table struct size may differ. - TabDiff = ?TAB_STRUCT_SZ, - {A0+TabDiff, B0+TabDiff, C0+TabDiff, D0+TabDiff}. + {TabSz, EstSz} = erts_debug:get_internal_state('DbTable_words'), + HTabSz = TabSz + EstCnt*EstSz, + {A0+TabSz, B0+HTabSz, C0+HTabSz, D0+HTabSz}. %% Misc. whitebox tests t_whitebox(Config) when is_list(Config) -> @@ -1908,7 +1902,7 @@ evil_counter(I,Opts) -> end, Start = Start0 + rand:uniform(100000), ets:insert(T, {dracula,Start}), - Iter = 40000, + Iter = 40000 div syrup_factor(), End = Start + Iter, End = evil_counter_1(Iter, T), ets:delete(T). @@ -3300,7 +3294,8 @@ evil_delete_owner(Name, Flags, Data, Fix) -> exit_large_table_owner(Config) when is_list(Config) -> %%Data = [{erlang:phash2(I, 16#ffffff),I} || I <- lists:seq(1, 500000)], - FEData = fun(Do) -> repeat_while(fun(500000) -> {false,ok}; + Laps = 500000 div syrup_factor(), + FEData = fun(Do) -> repeat_while(fun(I) when I =:= Laps -> {false,ok}; (I) -> Do({erlang:phash2(I, 16#ffffff),I}), {true, I+1} end, 1) @@ -3316,7 +3311,8 @@ exit_large_table_owner_do(Opts,{FEData,Config}) -> exit_many_large_table_owner(Config) when is_list(Config) -> ct:timetrap({minutes,30}), %% valgrind needs a lot %%Data = [{erlang:phash2(I, 16#ffffff),I} || I <- lists:seq(1, 500000)], - FEData = fun(Do) -> repeat_while(fun(500000) -> {false,ok}; + Laps = 500000 div syrup_factor(), + FEData = fun(Do) -> repeat_while(fun(I) when I =:= Laps -> {false,ok}; (I) -> Do({erlang:phash2(I, 16#ffffff),I}), {true, I+1} end, 1) @@ -4268,7 +4264,8 @@ heavy_lookup_element_do(Opts) -> Tab = ets_new(foobar_table, [set, protected, {keypos, 2} | Opts]), ok = fill_tab2(Tab, 0, 7000), %% lookup ALL elements 50 times - _ = [do_lookup_element(Tab, 6999, 1) || _ <- lists:seq(1, 50)], + Laps = 50 div syrup_factor(), + _ = [do_lookup_element(Tab, 6999, 1) || _ <- lists:seq(1, Laps)], true = ets:delete(Tab), verify_etsmem(EtsMem). @@ -4292,6 +4289,7 @@ heavy_concurrent(Config) when is_list(Config) -> do_heavy_concurrent(Opts) -> Size = 10000, + Laps = 10000 div syrup_factor(), EtsMem = etsmem(), Tab = ets_new(blupp, [set, public, {keypos, 2} | Opts]), ok = fill_tab2(Tab, 0, Size), @@ -4299,7 +4297,7 @@ do_heavy_concurrent(Opts) -> fun (N) -> my_spawn_link( fun () -> - do_heavy_concurrent_proc(Tab, Size, N) + do_heavy_concurrent_proc(Tab, Laps, N) end) end, lists:seq(1, 500)), @@ -4441,15 +4439,15 @@ build_table2(L1,L2,Num) -> T. time_match_object(Tab,Match, Res) -> - T1 = erlang:monotonic_time(micro_seconds), + T1 = erlang:monotonic_time(microsecond), Res = ets:match_object(Tab,Match), - T2 = erlang:monotonic_time(micro_seconds), + T2 = erlang:monotonic_time(microsecond), T2 - T1. time_match(Tab,Match) -> - T1 = erlang:monotonic_time(micro_seconds), + T1 = erlang:monotonic_time(microsecond), ets:match(Tab,Match), - T2 = erlang:monotonic_time(micro_seconds), + T2 = erlang:monotonic_time(microsecond), T2 - T1. seventyfive_percent_success(_,S,Fa,0) -> @@ -5359,12 +5357,12 @@ verify_table_load(T) -> Stats = ets:info(T,stats), {Buckets,AvgLen,StdDev,ExpSD,_MinLen,_MaxLen,_} = Stats, ok = if - AvgLen > 7 -> + AvgLen > 1.2 -> io:format("Table overloaded: Stats=~p\n~p\n", [Stats, ets:info(T)]), false; - Buckets>256, AvgLen < 6 -> + Buckets>256, AvgLen < 0.47 -> io:format("Table underloaded: Stats=~p\n~p\n", [Stats, ets:info(T)]), false; @@ -5438,7 +5436,8 @@ smp_select_delete(Config) when is_list(Config) -> Eq+1 end, 0, TotCnts), - verify_table_load(T), + %% May fail as select_delete does not shrink table (enough) + %%verify_table_load(T), LeftInTab = ets:select_delete(T, [{{'$1','$1'}, [], [true]}]), 0 = ets:info(T,size), false = ets:info(T,fixed), @@ -5714,27 +5713,45 @@ etsmem() -> {Bl0+Bl,BlSz0+BlSz} end, {0,0}, CS) end}, - {Mem,AllTabs}. + {Mem,AllTabs, erts_debug:get_internal_state('DbTable_meta')}. -verify_etsmem({MemInfo,AllTabs}) -> +verify_etsmem(EtsMem) -> wait_for_test_procs(), + verify_etsmem(EtsMem, false). + +verify_etsmem({MemInfo,AllTabs,MetaState}=EtsMem, Adjusted) -> case etsmem() of - {MemInfo,_} -> + {MemInfo,_,_} -> io:format("Ets mem info: ~p", [MemInfo]), case MemInfo of {ErlMem,EtsAlloc} when ErlMem == notsup; EtsAlloc == undefined -> %% Use 'erl +Mea max' to do more complete memory leak testing. {comment,"Incomplete or no mem leak testing"}; _ -> - ok + case Adjusted of + true -> + {comment, "Meta state adjusted"}; + false -> + ok + end end; - {MemInfo2, AllTabs2} -> + + {MemInfo2, AllTabs2, MetaState2} -> io:format("Expected: ~p", [MemInfo]), io:format("Actual: ~p", [MemInfo2]), io:format("Changed tables before: ~p\n",[AllTabs -- AllTabs2]), io:format("Changed tables after: ~p\n", [AllTabs2 -- AllTabs]), - ets_test_spawn_logger ! {failed_memcheck, get('__ETS_TEST_CASE__')}, - {comment, "Failed memory check"} + io:format("Meta state before: ~p\n", [MetaState]), + io:format("Meta state after: ~p\n", [MetaState2]), + case {MetaState =:= MetaState2, Adjusted} of + {false, false} -> + io:format("Adjust meta state and retry...\n\n",[]), + {ok,ok} = erts_debug:set_internal_state('DbTable_meta', MetaState), + verify_etsmem(EtsMem, true); + _ -> + ets_test_spawn_logger ! {failed_memcheck, get('__ETS_TEST_CASE__')}, + {comment, "Failed memory check"} + end end. @@ -6255,5 +6272,11 @@ do_tc(Do, Report) -> T1 = erlang:monotonic_time(), Do(), T2 = erlang:monotonic_time(), - Elapsed = erlang:convert_time_unit(T2 - T1, native, milli_seconds), + Elapsed = erlang:convert_time_unit(T2 - T1, native, millisecond), Report(Elapsed). + +syrup_factor() -> + case erlang:system_info(build_type) of + valgrind -> 20; + _ -> 1 + end. diff --git a/lib/stdlib/test/gen_statem_SUITE.erl b/lib/stdlib/test/gen_statem_SUITE.erl index 119546be98..8f2ba0cab2 100644 --- a/lib/stdlib/test/gen_statem_SUITE.erl +++ b/lib/stdlib/test/gen_statem_SUITE.erl @@ -505,10 +505,10 @@ abnormal2(Config) -> {ok,Pid} = gen_statem:start_link(?MODULE, start_arg(Config, []), []), %% bad return value in the gen_statem loop - {{bad_return_from_state_function,badreturn},_} = + {{{bad_return_from_state_function,badreturn},_},_} = ?EXPECT_FAILURE(gen_statem:call(Pid, badreturn), Reason), receive - {'EXIT',Pid,{bad_return_from_state_function,badreturn}} -> ok + {'EXIT',Pid,{{bad_return_from_state_function,badreturn},_}} -> ok after 5000 -> ct:fail(gen_statem_did_not_die) end, @@ -901,7 +901,7 @@ error_format_status(Config) -> gen_statem:start( ?MODULE, start_arg(Config, {data,Data}), []), %% bad return value in the gen_statem loop - {{bad_return_from_state_function,badreturn},_} = + {{{bad_return_from_state_function,badreturn},_},_} = ?EXPECT_FAILURE(gen_statem:call(Pid, badreturn), Reason), receive {error,_, diff --git a/lib/stdlib/test/io_proto_SUITE.erl b/lib/stdlib/test/io_proto_SUITE.erl index 1e286a9306..db321d7490 100644 --- a/lib/stdlib/test/io_proto_SUITE.erl +++ b/lib/stdlib/test/io_proto_SUITE.erl @@ -1715,7 +1715,7 @@ toerl_loop(Port,Acc) -> end. millistamp() -> - erlang:monotonic_time(milli_seconds). + erlang:monotonic_time(millisecond). get_data_within(Port, X, Acc) when X =< 0 -> ?dbg({get_data_within, X, Acc, ?LINE}), diff --git a/lib/stdlib/test/math_SUITE.erl b/lib/stdlib/test/math_SUITE.erl new file mode 100644 index 0000000000..2b29e44228 --- /dev/null +++ b/lib/stdlib/test/math_SUITE.erl @@ -0,0 +1,92 @@ +%% +%% %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(math_SUITE). + +-include_lib("common_test/include/ct.hrl"). + +%% Test server specific exports +-export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1, + init_per_group/2,end_per_group/2, + init_per_testcase/2, end_per_testcase/2]). + +%% Test cases +-export([floor_ceil/1]). + + +suite() -> + [{ct_hooks,[ts_install_cth]}, + {timetrap,{minutes,1}}]. + +all() -> + [floor_ceil]. + +groups() -> + []. + +init_per_suite(Config) -> + Config. + +end_per_suite(_Config) -> + ok. + +init_per_group(_GroupName, Config) -> + Config. + +end_per_group(_GroupName, Config) -> + Config. + + +init_per_testcase(_Case, Config) -> + Config. + +end_per_testcase(_Case, _Config) -> + ok. + +floor_ceil(_Config) -> + MinusZero = 0.0/(-1.0), + -43.0 = do_floor_ceil(-42.1), + -43.0 = do_floor_ceil(-42.7), + 0.0 = do_floor_ceil(MinusZero), + 10.0 = do_floor_ceil(10.1), + 10.0 = do_floor_ceil(10.9), + + -533.0 = do_floor_ceil(-533.0), + 453555.0 = do_floor_ceil(453555.0), + + -58.0 = do_floor_ceil(-58), + 777.0 = do_floor_ceil(777), + + ok. + +do_floor_ceil(Val) -> + Floor = math:floor(Val), + Ceil = math:ceil(Val), + + true = is_float(Floor), + true = is_float(Ceil), + + if + Floor =:= Ceil -> + Floor; + true -> + 1.0 = Ceil - Floor, + Floor + end. diff --git a/lib/stdlib/test/proc_lib_SUITE.erl b/lib/stdlib/test/proc_lib_SUITE.erl index 416650e27e..a53e99afc9 100644 --- a/lib/stdlib/test/proc_lib_SUITE.erl +++ b/lib/stdlib/test/proc_lib_SUITE.erl @@ -26,7 +26,7 @@ -export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1, init_per_group/2,end_per_group/2, - crash/1, sync_start_nolink/1, sync_start_link/1, + crash/1, stacktrace/1, sync_start_nolink/1, sync_start_link/1, spawn_opt/1, sp1/0, sp2/0, sp3/1, sp4/2, sp5/1, hibernate/1, stop/1, t_format/1]). -export([ otp_6345/1, init_dont_hang/1]). @@ -50,7 +50,7 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> - [crash, {group, sync_start}, spawn_opt, hibernate, + [crash, stacktrace, {group, sync_start}, spawn_opt, hibernate, {group, tickets}, stop, t_format]. groups() -> @@ -198,6 +198,31 @@ match_info(Tuple1, Tuple2) when tuple_size(Tuple1) =:= tuple_size(Tuple2) -> match_info(_, _) -> throw(no_match). +stacktrace(Config) when is_list(Config) -> + process_flag(trap_exit, true), + %% Errors. + Pid1 = proc_lib:spawn_link(fun() -> 1 = 2 end), + receive + {'EXIT',Pid1,{{badmatch,2},_Stack1}} -> ok + after 500 -> + ct:fail(error) + end, + %% Exits. + Pid2 = proc_lib:spawn_link(fun() -> exit(bye) end), + receive + {'EXIT',Pid2,bye} -> ok + after 500 -> + ct:fail(exit) + end, + %% Throws. + Pid3 = proc_lib:spawn_link(fun() -> throw(ball) end), + receive + {'EXIT',Pid3,{{nocatch,ball},_Stack3}} -> ok + after 500 -> + ct:fail(throw) + end, + ok. + sync_start_nolink(Config) when is_list(Config) -> _Pid = spawn_link(?MODULE, sp5, [self()]), receive @@ -457,7 +482,7 @@ stop(_Config) -> %% System message is handled, but process dies with other reason %% than the given (in system_terminate/4 below) Pid5 = proc_lib:spawn(SysMsgProc), - {'EXIT',{badmatch,2}} = (catch proc_lib:stop(Pid5,crash,infinity)), + {'EXIT',{{badmatch,2},_Stacktrace}} = (catch proc_lib:stop(Pid5,crash,infinity)), false = erlang:is_process_alive(Pid5), %% Local registered name diff --git a/lib/stdlib/test/qlc_SUITE.erl b/lib/stdlib/test/qlc_SUITE.erl index 2bd940020c..8c7d5a5fcf 100644 --- a/lib/stdlib/test/qlc_SUITE.erl +++ b/lib/stdlib/test/qlc_SUITE.erl @@ -58,7 +58,7 @@ -export([ badarg/1, nested_qlc/1, unused_var/1, lc/1, fun_clauses/1, filter_var/1, single/1, exported_var/1, generator_vars/1, - nomatch/1, errors/1, pattern/1, + nomatch/1, errors/1, pattern/1, overridden_bif/1, eval/1, cursor/1, fold/1, eval_unique/1, eval_cache/1, append/1, evaluator/1, string_to_handle/1, table/1, process_dies/1, @@ -126,7 +126,7 @@ groups() -> [{parse_transform, [], [badarg, nested_qlc, unused_var, lc, fun_clauses, filter_var, single, exported_var, generator_vars, - nomatch, errors, pattern]}, + nomatch, errors, pattern, overridden_bif]}, {evaluation, [], [eval, cursor, fold, eval_unique, eval_cache, append, evaluator, string_to_handle, table, process_dies, sort, @@ -468,6 +468,23 @@ pattern(Config) when is_list(Config) -> -record(k, {t,v}).\n">>, Ts), ok. +%% Override a guard BIF with an imported or local function. +overridden_bif(Config) -> + Ts = [ + <<"[2] = qlc:e(qlc:q([P || P <- [1,2,3], port(P)])), + [10] = qlc:e(qlc:q([P || P <- [0,9,10,11,12], + (is_reference(P) andalso P > 5)])), + Empty = gb_sets:empty(), Single = gb_sets:singleton(42), + GbSets = [Empty,Single], + [Single] = qlc:e(qlc:q([S || S <- GbSets, size(S) =/= 0])) + ">> + ], + run(Config, "-import(gb_sets, [size/1]). + -compile({no_auto_import, [size/1, is_reference/1]}). + port(N) -> N rem 2 =:= 0. + is_reference(N) -> N rem 10 =:= 0.\n", Ts), + ok. + %% eval/2 eval(Config) when is_list(Config) -> diff --git a/lib/stdlib/test/rand_SUITE.erl b/lib/stdlib/test/rand_SUITE.erl index 02b7cb10c2..8e7ac223a7 100644 --- a/lib/stdlib/test/rand_SUITE.erl +++ b/lib/stdlib/test/rand_SUITE.erl @@ -28,7 +28,8 @@ api_eq/1, reference/1, basic_stats_uniform_1/1, basic_stats_uniform_2/1, basic_stats_normal/1, - plugin/1, measure/1]). + plugin/1, measure/1, + reference_jump_state/1, reference_jump_procdict/1]). -export([test/0, gen/1]). @@ -45,14 +46,21 @@ all() -> api_eq, reference, {group, basic_stats}, - plugin, measure]. + plugin, measure, + {group, reference_jump} + ]. groups() -> [{basic_stats, [parallel], - [basic_stats_uniform_1, basic_stats_uniform_2, basic_stats_normal]}]. + [basic_stats_uniform_1, basic_stats_uniform_2, basic_stats_normal]}, + {reference_jump, [parallel], + [reference_jump_state, reference_jump_procdict]}]. group(basic_stats) -> %% valgrind needs a lot of time + [{timetrap,{minutes,10}}]; +group(reference_jump) -> + %% valgrind needs a lot of time [{timetrap,{minutes,10}}]. %% A simple helper to test without test_server during dev @@ -228,7 +236,7 @@ interval_float_1(N) -> %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% Check if exs64 algorithm generates the proper sequence. +%% Check if each algorithm generates the proper sequence. reference(Config) when is_list(Config) -> [reference_1(Alg) || Alg <- algs()], ok. @@ -242,7 +250,7 @@ reference_1(Alg) -> io:format("Failed: ~p~n",[Alg]), io:format("Length ~p ~p~n",[length(Refval), length(Testval)]), io:format("Head ~p ~p~n",[hd(Refval), hd(Testval)]), - ok + exit(wrong_value) end. gen(Algo) -> @@ -434,6 +442,112 @@ measure_2(N, State0, Fun) when N > 0 -> measure_2(0, _, _) -> ok. %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% The jump sequence tests has two parts +%% for those with the functional API (jump/1) +%% and for those with the internal state +%% in process dictionary (jump/0). + +-define(LOOP_JUMP, (?LOOP div 1000)). + +%% Check if each algorithm generates the proper jump sequence +%% with the functional API. +reference_jump_state(Config) when is_list(Config) -> + [reference_jump_1(Alg) || Alg <- algs()], + ok. + +reference_jump_1(Alg) -> + Refval = reference_jump_val(Alg), + Testval = gen_jump_1(Alg), + case Refval =:= Testval of + true -> ok; + false -> + io:format("Failed: ~p~n",[Alg]), + io:format("Length ~p ~p~n",[length(Refval), length(Testval)]), + io:format("Head ~p ~p~n",[hd(Refval), hd(Testval)]), + exit(wrong_value) + end. + +gen_jump_1(Algo) -> + Seed = case Algo of + exsplus -> %% Printed with orig 'C' code and this seed + rand:seed_s({exsplus, [12345678|12345678]}); + exs1024 -> %% Printed with orig 'C' code and this seed + rand:seed_s({exs1024, {lists:duplicate(16, 12345678), []}}); + exs64 -> %% Test exception of not_implemented notice + try rand:jump(rand:seed_s(exs64)) + catch + error:not_implemented -> not_implemented + end; + _ -> % unimplemented + not_implemented + end, + case Seed of + not_implemented -> [not_implemented]; + S -> gen_jump_1(?LOOP_JUMP, S, []) + end. + +gen_jump_1(N, State0 = {#{max:=Max}, _}, Acc) when N > 0 -> + {_, State1} = rand:uniform_s(Max, State0), + {Random, State2} = rand:uniform_s(Max, rand:jump(State1)), + case N rem (?LOOP_JUMP div 100) of + 0 -> gen_jump_1(N-1, State2, [Random|Acc]); + _ -> gen_jump_1(N-1, State2, Acc) + end; +gen_jump_1(_, _, Acc) -> lists:reverse(Acc). + +%% Check if each algorithm generates the proper jump sequence +%% with the internal state in the process dictionary. +reference_jump_procdict(Config) when is_list(Config) -> + [reference_jump_0(Alg) || Alg <- algs()], + ok. + +reference_jump_0(Alg) -> + Refval = reference_jump_val(Alg), + Testval = gen_jump_0(Alg), + case Refval =:= Testval of + true -> ok; + false -> + io:format("Failed: ~p~n",[Alg]), + io:format("Length ~p ~p~n",[length(Refval), length(Testval)]), + io:format("Head ~p ~p~n",[hd(Refval), hd(Testval)]), + exit(wrong_value) + end. + +gen_jump_0(Algo) -> + Seed = case Algo of + exsplus -> %% Printed with orig 'C' code and this seed + rand:seed({exsplus, [12345678|12345678]}); + exs1024 -> %% Printed with orig 'C' code and this seed + rand:seed({exs1024, {lists:duplicate(16, 12345678), []}}); + exs64 -> %% Test exception of not_implemented notice + try + _ = rand:seed(exs64), + rand:jump() + catch + error:not_implemented -> not_implemented + end; + _ -> % unimplemented + not_implemented + end, + case Seed of + not_implemented -> [not_implemented]; + S -> + {Seedmap=#{}, _} = S, + Max = maps:get(max, Seedmap), + gen_jump_0(?LOOP_JUMP, Max, []) + end. + +gen_jump_0(N, Max, Acc) when N > 0 -> + _ = rand:uniform(Max), + _ = rand:jump(), + Random = rand:uniform(Max), + case N rem (?LOOP_JUMP div 100) of + 0 -> gen_jump_0(N-1, Max, [Random|Acc]); + _ -> gen_jump_0(N-1, Max, Acc) + end; +gen_jump_0(_, _, Acc) -> lists:reverse(Acc). + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %%% Data reference_val(exs64) -> [16#3737ad0c703ff6c3,16#3868a78fe71adbbd,16#1f01b62b4338b605,16#50876a917437965f, @@ -515,3 +629,61 @@ reference_val(exsplus) -> 16#36f715a249f4ec2,16#1c27629826c50d3,16#914d9a6648726a,16#27f5bf5ce2301e8, 16#3dd493b8012970f,16#be13bed1e00e5c,16#ceef033b74ae10,16#3da38c6a50abe03, 16#15cbd1a421c7a8c,16#22794e3ec6ef3b1,16#26154d26e7ea99f,16#3a66681359a6ab6]. + +%%% + +reference_jump_val(exsplus) -> + [82445318862816932, 145810727464480743, 16514517716894509, 247642377064868650, + 162385642339156908, 251810707075252101, 82288275771998924, 234412731596926322, + 49960883129071044, 200690077681656596, 213743196668671647, 131182800982967108, + 144200072021941728, 263557425008503277, 194858522616874272, 185869394820993172, + 80384502675241453, 262654144824057588, 90033295011291362, 4494510449302659, + 226005372746479588, 116780561309220553, 47048528594475843, 39168929349768743, + 139615163424415552, 55330632656603925, 237575574720486569, 102381140288455025, + 18452933910354323, 150248612130579752, 269358096791922740, 61313433522002187, + 160327361842676597, 185187983548528938, 57378981505594193, 167510799293984067, + 105117045862954303, 176126685946302943, 123590876906828803, 69185336947273487, + 9098689247665808, 49906154674145057, 131575138412788650, 161843880211677185, + 30743946051071186, 187578920583823612, 45008401528636978, 122454158686456658, + 111195992644229524, 17962783958752862, 13579507636941108, 130137843317798663, + 144202635170576832, 132539563255093922, 159785575703967124, 187241848364816640, + 183044737781926478, 12921559769912263, 83553932242922001, 96698298841984688, + 281664320227537824, 224233030818578263, 77812932110318774, 169729351013291728, + 164475402723178734, 242780633011249051, 51095111179609125, 19249189591963554, + 221412426221439180, 265700202856282653, 265342254311932308, 241218503498385511, + 255400887248486575, 212083616929812076, 227947034485840579, 268261881651571692, + 104846262373404908, 49690734329496661, 213259196633566308, 186966479726202436, + 282157378232384574, 11272948584603747, 166540426999573480, 50628164001018755, + 65235580992800860, 230664399047956956, 64575592354687978, 40519393736078511, + 108341851194332747, 115426411532008961, 120656817002338193, 234537867870809797, + 12504080415362731, 45083100453836317, 270968267812126657, 93505647407734103, + 252852934678537969, 258758309277167202, 74250882143432077, 141629095984552833]; + +reference_jump_val(exs1024) -> + [2655961906500790629, 17003395417078685063, 10466831598958356428, 7603399148503548021, + 1650550950190587188, 12294992315080723704, 15743995773860389219, 5492181000145247327, + 14118165228742583601, 1024386975263610703, 10124872895886669513, 6445624517813169301, + 6238575554686562601, 14108646153524288915, 11804141635807832816, 8421575378006186238, + 6354993374304550369, 838493020029548163, 14759355804308819469, 12212491527912522022, + 16943204735100571602, 198964074252287588, 7325922870779721649, 15853102065526570574, + 16294058349151823341, 6153379962047409781, 15874031679495957261, 17299265255608442340, + 984658421210027171, 17408042033939375278, 3326465916992232353, 5222817718770538733, + 13262385796795170510, 15648751121811336061, 6718721549566546451, 7353765235619801875, + 16110995049882478788, 14559143407227563441, 4189805181268804683, 10938587948346538224, + 1635025506014383478, 12619562911869525411, 17469465615861488695, 125252234176411528, + 2004192558503448853, 13175467866790974840, 17712272336167363518, 1710549840100880318, + 17486892343528340916, 5337910082227550967, 8333082060923612691, 6284787745504163856, + 8072221024586708290, 6077032673910717705, 11495200863352251610, 11722792537523099594, + 14642059504258647996, 8595733246938141113, 17223366528010341891, 17447739753327015776, + 6149800490736735996, 11155866914574313276, 7123864553063709909, 15982886296520662323, + 5775920250955521517, 8624640108274906072, 8652974210855988961, 8715770416136907275, + 11841689528820039868, 10991309078149220415, 11758038663970841716, 7308750055935299261, + 15939068400245256963, 6920341533033919644, 8017706063646646166, 15814376391419160498, + 13529376573221932937, 16749061963269842448, 14639730709921425830, 3265850480169354066, + 4569394597532719321, 16594515239012200038, 13372824240764466517, 16892840440503406128, + 11260004846380394643, 2441660009097834955, 10566922722880085440, 11463315545387550692, + 5252492021914937692, 10404636333478845345, 11109538423683960387, 5525267334484537655, + 17936751184378118743, 4224632875737239207, 15888641556987476199, 9586888813112229805, + 9476861567287505094, 14909536929239540332, 17996844556292992842, 2699310519182298856]; + +reference_jump_val(exs64) -> [not_implemented]. diff --git a/lib/stdlib/test/shell_SUITE.erl b/lib/stdlib/test/shell_SUITE.erl index c409a6949b..07eb6772db 100644 --- a/lib/stdlib/test/shell_SUITE.erl +++ b/lib/stdlib/test/shell_SUITE.erl @@ -573,7 +573,7 @@ otp_5327(Config) when is_list(Config) -> (catch evaluate(<<"<<32/unit:8>>.">>, [])), ok. -%% OTP-5435. sys_pre_expand not in the path. +%% OTP-5435. compiler application not in the path. otp_5435(Config) when is_list(Config) -> true = <<103133:64/float>> =:= evaluate(<<"<<103133:64/float>> = <<103133:64/float>>.">>, []), @@ -591,8 +591,9 @@ start_node(Name) -> otp_5435_2() -> true = code:del_path(compiler), - %% sys_pre_expand can no longer be found - %% OTP-5876. But erl_expand_records can! + %% Make sure record evaluation is not dependent on the compiler + %% application being in the path. + %% OTP-5876. [{attribute,_,record,{bar,_}},ok] = scan(<<"rd(foo,{bar}), rd(bar,{foo = (#foo{})#foo.bar}), diff --git a/lib/stdlib/test/timer_SUITE.erl b/lib/stdlib/test/timer_SUITE.erl index 5fc95b16a6..9062cbae80 100644 --- a/lib/stdlib/test/timer_SUITE.erl +++ b/lib/stdlib/test/timer_SUITE.erl @@ -353,7 +353,7 @@ res_combine({error,Es}, [{error,E}|T]) -> system_time() -> - erlang:monotonic_time(milli_seconds). + erlang:monotonic_time(millisecond). %% ------------------------------------------------------- %% diff --git a/lib/stdlib/test/timer_simple_SUITE.erl b/lib/stdlib/test/timer_simple_SUITE.erl index ff5116b8b6..1a582ae95a 100644 --- a/lib/stdlib/test/timer_simple_SUITE.erl +++ b/lib/stdlib/test/timer_simple_SUITE.erl @@ -457,7 +457,7 @@ append([],X) -> X. system_time() -> - erlang:monotonic_time(micro_seconds). + erlang:monotonic_time(microsecond). %% ------------------------------------------------------- %% |