diff options
Diffstat (limited to 'lib/compiler')
43 files changed, 351 insertions, 85 deletions
diff --git a/lib/compiler/doc/src/Makefile b/lib/compiler/doc/src/Makefile index 13210de040..661415899f 100644 --- a/lib/compiler/doc/src/Makefile +++ b/lib/compiler/doc/src/Makefile @@ -89,6 +89,7 @@ debug opt: clean clean_docs: rm -rf $(HTMLDIR)/* + rm -rf $(XMLDIR) rm -f $(MAN3DIR)/* rm -f $(TOP_PDF_FILE) $(TOP_PDF_FILE:%.pdf=%.fo) rm -f errs core *~ diff --git a/lib/compiler/doc/src/notes.xml b/lib/compiler/doc/src/notes.xml index 0e19642960..671126b73b 100644 --- a/lib/compiler/doc/src/notes.xml +++ b/lib/compiler/doc/src/notes.xml @@ -314,6 +314,23 @@ </section> +<section><title>Compiler 7.1.5.1</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p>Fixed an issue where files compiled with the + <c>+deterministic</c> option differed if they were + compiled in a different directory but were otherwise + identical.</p> + <p> + Own Id: OTP-15204 Aux Id: ERL-679 </p> + </item> + </list> + </section> + +</section> + <section><title>Compiler 7.1.5</title> <section><title>Fixed Bugs and Malfunctions</title> diff --git a/lib/compiler/src/beam_bsm.erl b/lib/compiler/src/beam_bsm.erl index 1c8e0e9854..abc6e96c85 100644 --- a/lib/compiler/src/beam_bsm.erl +++ b/lib/compiler/src/beam_bsm.erl @@ -310,7 +310,18 @@ btb_reaches_match_2([{test,bs_start_match2,{f,F},Live,[Bin,_],Ctx}|Is], end; btb_reaches_match_2([{test,_,{f,F},Ss}=I|Is], Regs, D0) -> btb_ensure_not_used(Ss, I, Regs), - D = btb_follow_branch(F, Regs, D0), + D1 = btb_follow_branch(F, Regs, D0), + D = case Is of + [{bs_context_to_binary,_}|_] -> + %% bs_context_to_binary following a test instruction + %% probably needs the current position to be saved as + %% the new start position, but we can't be sure. + %% Therefore, conservatively disable the optimization + %% (instead of forcing a saving of the position). + D1#btb{must_save=true,must_not_save=true}; + _ -> + D1 + end, btb_reaches_match_1(Is, Regs, D); btb_reaches_match_2([{test,_,{f,F},_,Ss,_}=I|Is], Regs, D0) -> btb_ensure_not_used(Ss, I, Regs), diff --git a/lib/compiler/src/beam_validator.erl b/lib/compiler/src/beam_validator.erl index a1b71251b7..a0eef826ce 100644 --- a/lib/compiler/src/beam_validator.erl +++ b/lib/compiler/src/beam_validator.erl @@ -451,6 +451,19 @@ valfun_1({try_case,Reg}, #vst{current=#st{ct=[Fail|Fails]}}=Vst0) -> Type -> error({bad_type,Type}) end; +valfun_1({get_list,Src,D1,D2}, Vst0) -> + assert_type(cons, Src, Vst0), + Vst = set_type_reg(term, Src, D1, Vst0), + set_type_reg(term, Src, D2, Vst); +valfun_1({get_hd,Src,Dst}, Vst) -> + assert_type(cons, Src, Vst), + set_type_reg(term, Src, Dst, Vst); +valfun_1({get_tl,Src,Dst}, Vst) -> + assert_type(cons, Src, Vst), + set_type_reg(term, Src, Dst, Vst); +valfun_1({get_tuple_element,Src,I,Dst}, Vst) -> + assert_type({tuple_element,I+1}, Src, Vst), + set_type_reg(term, Src, Dst, Vst); valfun_1(I, Vst) -> valfun_2(I, Vst). @@ -609,19 +622,6 @@ valfun_4({select_val,Src,{f,Fail},{list,Choices}}, Vst) -> valfun_4({select_tuple_arity,Tuple,{f,Fail},{list,Choices}}, Vst) -> assert_type(tuple, Tuple, Vst), kill_state(branch_arities(Choices, Tuple, branch_state(Fail, Vst))); -valfun_4({get_list,Src,D1,D2}, Vst0) -> - assert_type(cons, Src, Vst0), - Vst = set_type_reg(term, Src, D1, Vst0), - set_type_reg(term, Src, D2, Vst); -valfun_4({get_hd,Src,Dst}, Vst) -> - assert_type(cons, Src, Vst), - set_type_reg(term, Src, Dst, Vst); -valfun_4({get_tl,Src,Dst}, Vst) -> - assert_type(cons, Src, Vst), - set_type_reg(term, Src, Dst, Vst); -valfun_4({get_tuple_element,Src,I,Dst}, Vst) -> - assert_type({tuple_element,I+1}, Src, Vst), - set_type_reg(term, Src, Dst, Vst); %% New bit syntax matching instructions. valfun_4({test,bs_start_match2,{f,Fail},Live,[Ctx,NeedSlots],Ctx}, Vst0) -> diff --git a/lib/compiler/src/sys_core_fold.erl b/lib/compiler/src/sys_core_fold.erl index ceb7d56221..3a65b40fa5 100644 --- a/lib/compiler/src/sys_core_fold.erl +++ b/lib/compiler/src/sys_core_fold.erl @@ -115,13 +115,6 @@ module(#c_module{defs=Ds0}=Mod, Opts) -> {ok,Mod#c_module{defs=Ds1},get_warnings()}. function_1({#c_var{name={F,Arity}}=Name,B0}) -> - %% Find a suitable starting value for the variable counter. Note - %% that this pass assumes that new_var_name/1 returns a variable - %% name distinct from any variable used in the entire body of - %% the function. We use integers as variable names to avoid - %% filling up the atom table when compiling huge functions. - Count = cerl_trees:next_free_variable_name(B0), - put(new_var_num, Count), try %% Find a suitable starting value for the variable %% counter. Note that this pass assumes that new_var_name/1 @@ -352,7 +345,12 @@ expr(#c_letrec{body=#c_var{}}=Letrec, effect, _Sub) -> void(); expr(#c_letrec{defs=Fs0,body=B0}=Letrec, Ctxt, Sub) -> Fs1 = map(fun ({Name,Fb}) -> - {Name,expr(Fb, {letrec,Ctxt}, Sub)} + case Ctxt =:= effect andalso is_fun_effect_safe(Name, B0) of + true -> + {Name,expr(Fb, {letrec, effect}, Sub)}; + false -> + {Name,expr(Fb, {letrec, value}, Sub)} + end end, Fs0), B1 = body(B0, Ctxt, Sub), Letrec#c_letrec{defs=Fs1,body=B1}; @@ -483,6 +481,86 @@ expr(#c_try{anno=A,arg=E0,vars=Vs0,body=B0,evars=Evs0,handler=H0}=Try, _, Sub0) Try#c_try{arg=E1,vars=Vs1,body=B1,evars=Evs1,handler=H1} end. + +%% If a fun or its application is used as an argument, then it's unsafe to +%% handle it in effect context as the side-effects may rely on its return +%% value. The following is a minimal example of where it can go wrong: +%% +%% do letrec 'f'/0 = fun () -> ... whatever ... +%% in call 'side':'effect'(apply 'f'/0()) +%% 'ok' +%% +%% This function returns 'true' if Body definitely does not rely on a +%% value produced by FVar, or 'false' if Body depends on or might depend on +%% a value produced by FVar. + +is_fun_effect_safe(#c_var{}=FVar, Body) -> + ifes_1(FVar, Body, true). + +ifes_1(FVar, #c_alias{pat=Pat}, _Safe) -> + ifes_1(FVar, Pat, false); +ifes_1(FVar, #c_apply{op=Op,args=Args}, Safe) -> + %% FVar(...) is safe as long its return value is ignored, but it's never + %% okay to pass FVar as an argument. + ifes_list(FVar, Args, false) andalso ifes_1(FVar, Op, Safe); +ifes_1(FVar, #c_binary{segments=Segments}, _Safe) -> + ifes_list(FVar, Segments, false); +ifes_1(FVar, #c_bitstr{val=Val,size=Size,unit=Unit}, _Safe) -> + ifes_list(FVar, [Val, Size, Unit], false); +ifes_1(FVar, #c_call{args=Args}, _Safe) -> + ifes_list(FVar, Args, false); +ifes_1(FVar, #c_case{arg=Arg,clauses=Clauses}, Safe) -> + ifes_1(FVar, Arg, false) andalso ifes_list(FVar, Clauses, Safe); +ifes_1(FVar, #c_catch{body=Body}, _Safe) -> + ifes_1(FVar, Body, false); +ifes_1(FVar, #c_clause{pats=Pats,guard=Guard,body=Body}, Safe) -> + ifes_list(FVar, Pats, false) andalso + ifes_1(FVar, Guard, false) andalso + ifes_1(FVar, Body, Safe); +ifes_1(FVar, #c_cons{hd=Hd,tl=Tl}, _Safe) -> + ifes_1(FVar, Hd, false) andalso ifes_1(FVar, Tl, false); +ifes_1(FVar, #c_fun{body=Body}, _Safe) -> + ifes_1(FVar, Body, false); +ifes_1(FVar, #c_let{arg=Arg,body=Body}, Safe) -> + ifes_1(FVar, Arg, false) andalso ifes_1(FVar, Body, Safe); +ifes_1(FVar, #c_letrec{defs=Defs,body=Body}, Safe) -> + Funs = [Fun || {_,Fun} <- Defs], + ifes_list(FVar, Funs, false) andalso ifes_1(FVar, Body, Safe); +ifes_1(_FVar, #c_literal{}, _Safe) -> + true; +ifes_1(FVar, #c_map{arg=Arg,es=Elements}, _Safe) -> + ifes_1(FVar, Arg, false) andalso ifes_list(FVar, Elements, false); +ifes_1(FVar, #c_map_pair{key=Key,val=Val}, _Safe) -> + ifes_1(FVar, Key, false) andalso ifes_1(FVar, Val, false); +ifes_1(FVar, #c_primop{args=Args}, _Safe) -> + ifes_list(FVar, Args, false); +ifes_1(FVar, #c_receive{timeout=Timeout,action=Action,clauses=Clauses}, Safe) -> + ifes_1(FVar, Timeout, false) andalso + ifes_1(FVar, Action, Safe) andalso + ifes_list(FVar, Clauses, Safe); +ifes_1(FVar, #c_seq{arg=Arg,body=Body}, Safe) -> + %% Arg of a #c_seq{} has no effect so it's okay to use FVar there even if + %% Safe=false. + ifes_1(FVar, Arg, true) andalso ifes_1(FVar, Body, Safe); +ifes_1(FVar, #c_try{arg=Arg,handler=Handler,body=Body}, Safe) -> + ifes_1(FVar, Arg, false) andalso + ifes_1(FVar, Handler, Safe) andalso + ifes_1(FVar, Body, Safe); +ifes_1(FVar, #c_tuple{es=Elements}, _Safe) -> + ifes_list(FVar, Elements, false); +ifes_1(FVar, #c_values{es=Elements}, _Safe) -> + ifes_list(FVar, Elements, false); +ifes_1(#c_var{name=Name}, #c_var{name=Name}, Safe) -> + %% It's safe to return FVar if it's unused. + Safe; +ifes_1(_FVar, #c_var{}, _Safe) -> + true. + +ifes_list(FVar, [E|Es], Safe) -> + ifes_1(FVar, E, Safe) andalso ifes_list(FVar, Es, Safe); +ifes_list(_FVar, [], _Safe) -> + true. + expr_list(Es, Ctxt, Sub) -> [expr(E, Ctxt, Sub) || E <- Es]. diff --git a/lib/compiler/src/v3_core.erl b/lib/compiler/src/v3_core.erl index 0196e7fdfd..3b746ab5bf 100644 --- a/lib/compiler/src/v3_core.erl +++ b/lib/compiler/src/v3_core.erl @@ -1501,7 +1501,7 @@ bc_initial_size(E0, Q, St0) -> end. bc_elem_size({bin,_,El}, St0) -> - case bc_elem_size_1(El, 0, []) of + case bc_elem_size_1(El, ordsets:new(), 0, []) of {Bits,[]} -> {#c_literal{val=Bits},[],[],St0}; {Bits,Vars0} -> @@ -1515,19 +1515,33 @@ bc_elem_size(_, _) -> throw(impossible). bc_elem_size_1([{bin_element,_,{string,_,String},{integer,_,N},_}=El|Es], - Bits, Vars) -> + DefVars, Bits, SizeVars) -> U = get_unit(El), - bc_elem_size_1(Es, Bits+U*N*length(String), Vars); -bc_elem_size_1([{bin_element,_,_,{integer,_,N},_}=El|Es], Bits, Vars) -> + bc_elem_size_1(Es, DefVars, Bits+U*N*length(String), SizeVars); +bc_elem_size_1([{bin_element,_,Expr,{integer,_,N},_}=El|Es], + DefVars0, Bits, SizeVars) -> U = get_unit(El), - bc_elem_size_1(Es, Bits+U*N, Vars); -bc_elem_size_1([{bin_element,_,_,{var,_,Var},_}=El|Es], Bits, Vars) -> - U = get_unit(El), - bc_elem_size_1(Es, Bits, [{U,#c_var{name=Var}}|Vars]); -bc_elem_size_1([_|_], _, _) -> + DefVars = bc_elem_size_def_var(Expr, DefVars0), + bc_elem_size_1(Es, DefVars, Bits+U*N, SizeVars); +bc_elem_size_1([{bin_element,_,Expr,{var,_,Src},_}=El|Es], + DefVars0, Bits, SizeVars) -> + case ordsets:is_element(Src, DefVars0) of + false -> + U = get_unit(El), + DefVars = bc_elem_size_def_var(Expr, DefVars0), + bc_elem_size_1(Es, DefVars, Bits, [{U,#c_var{name=Src}}|SizeVars]); + true -> + throw(impossible) + end; +bc_elem_size_1([_|_], _, _, _) -> throw(impossible); -bc_elem_size_1([], Bits, Vars) -> - {Bits,Vars}. +bc_elem_size_1([], _DefVars, Bits, SizeVars) -> + {Bits,SizeVars}. + +bc_elem_size_def_var({var,_,Var}, DefVars) -> + ordsets:add_element(Var, DefVars); +bc_elem_size_def_var(_Expr, DefVars) -> + DefVars. bc_elem_size_combine([{U,V}|T], U, UVars, Acc) -> bc_elem_size_combine(T, U, [V|UVars], Acc); diff --git a/lib/compiler/test/andor_SUITE.erl b/lib/compiler/test/andor_SUITE.erl index 05c087104d..721f77f0f6 100644 --- a/lib/compiler/test/andor_SUITE.erl +++ b/lib/compiler/test/andor_SUITE.erl @@ -29,7 +29,6 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> - test_lib:recompile(?MODULE), [{group,p}]. groups() -> @@ -38,6 +37,7 @@ groups() -> combined,in_case,slow_compilation]}]. init_per_suite(Config) -> + test_lib:recompile(?MODULE), Config. end_per_suite(_Config) -> diff --git a/lib/compiler/test/apply_SUITE.erl b/lib/compiler/test/apply_SUITE.erl index cca92e4713..be49cff9b9 100644 --- a/lib/compiler/test/apply_SUITE.erl +++ b/lib/compiler/test/apply_SUITE.erl @@ -29,13 +29,13 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> - test_lib:recompile(?MODULE), [mfa, fun_apply]. groups() -> []. init_per_suite(Config) -> + test_lib:recompile(?MODULE), Config. end_per_suite(_Config) -> diff --git a/lib/compiler/test/beam_block_SUITE.erl b/lib/compiler/test/beam_block_SUITE.erl index d40addf119..40a30b65d7 100644 --- a/lib/compiler/test/beam_block_SUITE.erl +++ b/lib/compiler/test/beam_block_SUITE.erl @@ -31,7 +31,6 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> - test_lib:recompile(?MODULE), [{group,p}]. groups() -> @@ -46,6 +45,7 @@ groups() -> ]}]. init_per_suite(Config) -> + test_lib:recompile(?MODULE), Config. end_per_suite(_Config) -> diff --git a/lib/compiler/test/beam_except_SUITE.erl b/lib/compiler/test/beam_except_SUITE.erl index 47367d6eab..1eb07c8c85 100644 --- a/lib/compiler/test/beam_except_SUITE.erl +++ b/lib/compiler/test/beam_except_SUITE.erl @@ -26,7 +26,6 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> - test_lib:recompile(?MODULE), [{group,p}]. groups() -> @@ -35,6 +34,7 @@ groups() -> coverage]}]. init_per_suite(Config) -> + test_lib:recompile(?MODULE), Config. end_per_suite(_Config) -> diff --git a/lib/compiler/test/beam_jump_SUITE.erl b/lib/compiler/test/beam_jump_SUITE.erl index 088f63606c..488c30919b 100644 --- a/lib/compiler/test/beam_jump_SUITE.erl +++ b/lib/compiler/test/beam_jump_SUITE.erl @@ -27,7 +27,6 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> - test_lib:recompile(?MODULE), [{group,p}]. groups() -> @@ -37,6 +36,7 @@ groups() -> ]}]. init_per_suite(Config) -> + test_lib:recompile(?MODULE), Config. end_per_suite(_Config) -> diff --git a/lib/compiler/test/beam_reorder_SUITE.erl b/lib/compiler/test/beam_reorder_SUITE.erl index 27ce51eec3..33b27b9f9f 100644 --- a/lib/compiler/test/beam_reorder_SUITE.erl +++ b/lib/compiler/test/beam_reorder_SUITE.erl @@ -26,7 +26,6 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> - test_lib:recompile(?MODULE), [{group,p}]. groups() -> @@ -36,6 +35,7 @@ groups() -> ]}]. init_per_suite(Config) -> + test_lib:recompile(?MODULE), Config. end_per_suite(_Config) -> diff --git a/lib/compiler/test/beam_type_SUITE.erl b/lib/compiler/test/beam_type_SUITE.erl index 1355f9f862..061076b3ff 100644 --- a/lib/compiler/test/beam_type_SUITE.erl +++ b/lib/compiler/test/beam_type_SUITE.erl @@ -28,7 +28,6 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> - test_lib:recompile(?MODULE), [{group,p}]. groups() -> @@ -48,6 +47,7 @@ groups() -> ]}]. init_per_suite(Config) -> + test_lib:recompile(?MODULE), Config. end_per_suite(_Config) -> diff --git a/lib/compiler/test/beam_utils_SUITE.erl b/lib/compiler/test/beam_utils_SUITE.erl index 8fd4a4c68b..ac19305d69 100644 --- a/lib/compiler/test/beam_utils_SUITE.erl +++ b/lib/compiler/test/beam_utils_SUITE.erl @@ -32,7 +32,6 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> - test_lib:recompile(?MODULE), [{group,p}]. groups() -> @@ -58,6 +57,7 @@ groups() -> ]}]. init_per_suite(Config) -> + test_lib:recompile(?MODULE), Config. end_per_suite(_Config) -> diff --git a/lib/compiler/test/beam_validator_SUITE.erl b/lib/compiler/test/beam_validator_SUITE.erl index 374f7645d8..d3e544a9cc 100644 --- a/lib/compiler/test/beam_validator_SUITE.erl +++ b/lib/compiler/test/beam_validator_SUITE.erl @@ -49,7 +49,6 @@ suite() -> {timetrap,{minutes,10}}]. all() -> - test_lib:recompile(?MODULE), [{group,p}]. groups() -> @@ -67,6 +66,7 @@ groups() -> receive_stacked]}]. init_per_suite(Config) -> + test_lib:recompile(?MODULE), Config. end_per_suite(_Config) -> diff --git a/lib/compiler/test/bif_SUITE.erl b/lib/compiler/test/bif_SUITE.erl index bba2058f2f..c4c709eb3a 100644 --- a/lib/compiler/test/bif_SUITE.erl +++ b/lib/compiler/test/bif_SUITE.erl @@ -29,7 +29,6 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> - test_lib:recompile(?MODULE), [{group,p}]. groups() -> @@ -40,6 +39,7 @@ groups() -> ]}]. init_per_suite(Config) -> + test_lib:recompile(?MODULE), Config. end_per_suite(_Config) -> diff --git a/lib/compiler/test/bs_bincomp_SUITE.erl b/lib/compiler/test/bs_bincomp_SUITE.erl index dd1d245f88..a5d49020a9 100644 --- a/lib/compiler/test/bs_bincomp_SUITE.erl +++ b/lib/compiler/test/bs_bincomp_SUITE.erl @@ -26,22 +26,22 @@ init_per_group/2,end_per_group/2, byte_aligned/1,bit_aligned/1,extended_byte_aligned/1, extended_bit_aligned/1,mixed/1,filters/1,trim_coverage/1, - nomatch/1,sizes/1,general_expressions/1]). + nomatch/1,sizes/1,general_expressions/1,matched_out_size/1]). -include_lib("common_test/include/ct.hrl"). suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> - test_lib:recompile(?MODULE), [byte_aligned, bit_aligned, extended_byte_aligned, extended_bit_aligned, mixed, filters, trim_coverage, - nomatch, sizes, general_expressions]. + nomatch, sizes, general_expressions, matched_out_size]. groups() -> []. init_per_suite(Config) -> + test_lib:recompile(?MODULE), Config. end_per_suite(_Config) -> @@ -338,6 +338,13 @@ general_expressions(_) -> -undef(BAD). +matched_out_size(Config) when is_list(Config) -> + <<1, 2>> = matched_out_size_1(<<4, 1:4, 4, 2:4>>), + ok. + +matched_out_size_1(Binary) -> + << <<X>> || <<S, X:S>> <= Binary>>. + cs_init() -> erts_debug:set_internal_state(available_internal_state, true), ok. diff --git a/lib/compiler/test/bs_bit_binaries_SUITE.erl b/lib/compiler/test/bs_bit_binaries_SUITE.erl index 208d8c5487..17faa012bc 100644 --- a/lib/compiler/test/bs_bit_binaries_SUITE.erl +++ b/lib/compiler/test/bs_bit_binaries_SUITE.erl @@ -34,7 +34,6 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> - test_lib:recompile(?MODULE), [{group,p}]. groups() -> @@ -43,9 +42,10 @@ groups() -> asymmetric_tests,big_asymmetric_tests, binary_to_and_from_list,big_binary_to_and_from_list, send_and_receive,send_and_receive_alot]}]. - + init_per_suite(Config) -> + test_lib:recompile(?MODULE), Config. end_per_suite(_Config) -> diff --git a/lib/compiler/test/bs_construct_SUITE.erl b/lib/compiler/test/bs_construct_SUITE.erl index aa41baf7f0..ccc49df005 100644 --- a/lib/compiler/test/bs_construct_SUITE.erl +++ b/lib/compiler/test/bs_construct_SUITE.erl @@ -38,11 +38,10 @@ suite() -> [{ct_hooks,[ts_install_cth]}, {timetrap,{minutes,1}}]. -all() -> - test_lib:recompile(?MODULE), +all() -> [{group,p}]. -groups() -> +groups() -> [{p,[parallel], [two,test1,fail,float_bin,in_guard,in_catch, nasty_literals,side_effect,opt,otp_7556,float_arith, @@ -50,6 +49,7 @@ groups() -> init_per_suite(Config) -> + test_lib:recompile(?MODULE), Config. end_per_suite(_Config) -> diff --git a/lib/compiler/test/bs_match_SUITE.erl b/lib/compiler/test/bs_match_SUITE.erl index 861fafb867..7814738449 100644 --- a/lib/compiler/test/bs_match_SUITE.erl +++ b/lib/compiler/test/bs_match_SUITE.erl @@ -40,7 +40,7 @@ map_and_binary/1,unsafe_branch_caching/1, bad_literals/1,good_literals/1,constant_propagation/1, parse_xml/1,get_payload/1,escape/1,num_slots_different/1, - beam_bsm/1,guard/1,is_ascii/1,non_opt_eq/1]). + beam_bsm/1,guard/1,is_ascii/1,non_opt_eq/1,erl_689/1]). -export([coverage_id/1,coverage_external_ignore/2]). @@ -53,7 +53,6 @@ suite() -> {timetrap,{minutes,1}}]. all() -> - test_lib:recompile(?MODULE), [{group,p}]. groups() -> @@ -73,10 +72,11 @@ groups() -> map_and_binary,unsafe_branch_caching, bad_literals,good_literals,constant_propagation,parse_xml, get_payload,escape,num_slots_different, - beam_bsm,guard,is_ascii,non_opt_eq]}]. + beam_bsm,guard,is_ascii,non_opt_eq,erl_689]}]. init_per_suite(Config) -> + test_lib:recompile(?MODULE), Config. end_per_suite(_Config) -> @@ -1688,6 +1688,35 @@ non_opt_eq([_|_], <<_,_/binary>>) -> non_opt_eq([], <<>>) -> true. +%% ERL-689 + +erl_689(Config) -> + {{0, 0, 0}, <<>>} = do_erl_689_1(<<0>>, ?MODULE), + {{2018, 8, 7}, <<>>} = do_erl_689_1(<<4,2018:16/little,8,7>>, ?MODULE), + {{0, 0, 0}, <<>>} = do_erl_689_2(?MODULE, <<0>>), + {{2018, 8, 7}, <<>>} = do_erl_689_2(?MODULE, <<4,2018:16/little,8,7>>), + ok. + +do_erl_689_1(<<Length, Data/binary>>, _) -> + case {Data, Length} of + {_, 0} -> + %% bs_context_to_binary would incorrectly set Data to the original + %% binary (before matching in the function head). + {{0, 0, 0}, Data}; + {<<Y:16/little, M, D, Rest/binary>>, 4} -> + {{Y, M, D}, Rest} + end. + +do_erl_689_2(_, <<Length, Data/binary>>) -> + case {Length, Data} of + {0, _} -> + %% bs_context_to_binary would incorrectly set Data to the original + %% binary (before matching in the function head). + {{0, 0, 0}, Data}; + {4, <<Y:16/little, M, D, Rest/binary>>} -> + {{Y, M, D}, Rest} + end. + check(F, R) -> R = F(). diff --git a/lib/compiler/test/bs_utf_SUITE.erl b/lib/compiler/test/bs_utf_SUITE.erl index ef3fc54b37..4330677260 100644 --- a/lib/compiler/test/bs_utf_SUITE.erl +++ b/lib/compiler/test/bs_utf_SUITE.erl @@ -31,7 +31,6 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> - test_lib:recompile(?MODULE), [utf8_roundtrip, unused_utf_char, utf16_roundtrip, utf32_roundtrip, guard, extreme_tripping, literals, coverage]. @@ -40,6 +39,7 @@ groups() -> []. init_per_suite(Config) -> + test_lib:recompile(?MODULE), Config. end_per_suite(_Config) -> diff --git a/lib/compiler/test/compilation_SUITE.erl b/lib/compiler/test/compilation_SUITE.erl index a4de125d32..3ba3ce7cdf 100644 --- a/lib/compiler/test/compilation_SUITE.erl +++ b/lib/compiler/test/compilation_SUITE.erl @@ -66,7 +66,6 @@ suite() -> {timetrap,{minutes,10}}]. all() -> - test_lib:recompile(?MODULE), [self_compile_old_inliner,self_compile, {group,p}]. @@ -88,6 +87,7 @@ groups() -> string_table,otp_8949_a,split_cases]}]. init_per_suite(Config) -> + test_lib:recompile(?MODULE), Config. end_per_suite(_Config) -> diff --git a/lib/compiler/test/compile_SUITE.erl b/lib/compiler/test/compile_SUITE.erl index ee2bfa45e8..1ecae06128 100644 --- a/lib/compiler/test/compile_SUITE.erl +++ b/lib/compiler/test/compile_SUITE.erl @@ -46,7 +46,6 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. -spec all() -> all_return_type(). all() -> - test_lib:recompile(?MODULE), [app_test, appup_test, file_1, forms_2, module_mismatch, big_file, outdir, binary, makedep, cond_and_ifdef, listings, listings_big, other_output, kernel_listing, encrypted_abstr, tuple_calls, @@ -60,6 +59,7 @@ groups() -> []. init_per_suite(Config) -> + test_lib:recompile(?MODULE), Config. end_per_suite(_Config) -> diff --git a/lib/compiler/test/core_SUITE.erl b/lib/compiler/test/core_SUITE.erl index 9d872b860b..e5611e99d1 100644 --- a/lib/compiler/test/core_SUITE.erl +++ b/lib/compiler/test/core_SUITE.erl @@ -29,7 +29,7 @@ bs_shadowed_size_var/1, cover_v3_kernel_1/1,cover_v3_kernel_2/1,cover_v3_kernel_3/1, cover_v3_kernel_4/1,cover_v3_kernel_5/1, - non_variable_apply/1,name_capture/1]). + non_variable_apply/1,name_capture/1,fun_letrec_effect/1]). -include_lib("common_test/include/ct.hrl"). @@ -47,7 +47,6 @@ suite() -> {timetrap,{minutes,5}}]. all() -> - test_lib:recompile(?MODULE), [{group,p}]. groups() -> @@ -58,11 +57,12 @@ groups() -> bs_shadowed_size_var, cover_v3_kernel_1,cover_v3_kernel_2,cover_v3_kernel_3, cover_v3_kernel_4,cover_v3_kernel_5, - non_variable_apply,name_capture + non_variable_apply,name_capture,fun_letrec_effect ]}]. init_per_suite(Config) -> + test_lib:recompile(?MODULE), Config. end_per_suite(_Config) -> @@ -94,6 +94,7 @@ end_per_group(_GroupName, Config) -> ?comp(cover_v3_kernel_5). ?comp(non_variable_apply). ?comp(name_capture). +?comp(fun_letrec_effect). try_it(Mod, Conf) -> Src = filename:join(proplists:get_value(data_dir, Conf), diff --git a/lib/compiler/test/core_SUITE_data/fun_letrec_effect.core b/lib/compiler/test/core_SUITE_data/fun_letrec_effect.core new file mode 100644 index 0000000000..ab6f5b7940 --- /dev/null +++ b/lib/compiler/test/core_SUITE_data/fun_letrec_effect.core @@ -0,0 +1,25 @@ +module 'fun_letrec_effect' ['fun_letrec_effect'/0, 'ok'/0, 'wat'/0] +attributes [] + +'fun_letrec_effect'/0 = + fun () -> + do apply 'wat'/0() + receive + <'bar'> when 'true' -> 'ok' + <_0> when 'true' -> 'failed' + after 'infinity' -> + 'true' + +%% The return value (bar) of the fun was optimized away because the result of +%% the `letrec ... in` was unused, despite the fun's return value being +%% relevant for the side-effect of the expression. +'wat'/0 = + fun () -> + let <Self> = call 'erlang':'self'() in + do letrec 'f'/0 = fun () -> + do call 'maps':'put'('foo', 'bar', ~{}~) + 'bar' + in call 'erlang':'send'(Self, apply 'f'/0()) + 'undefined' + +end diff --git a/lib/compiler/test/core_alias_SUITE.erl b/lib/compiler/test/core_alias_SUITE.erl index f3f15ef0f8..4f96576621 100644 --- a/lib/compiler/test/core_alias_SUITE.erl +++ b/lib/compiler/test/core_alias_SUITE.erl @@ -28,7 +28,6 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> - test_lib:recompile(?MODULE), [{group,p}]. groups() -> @@ -36,6 +35,7 @@ groups() -> [tuples, cons]}]. init_per_suite(Config) -> + test_lib:recompile(?MODULE), Config. end_per_suite(_Config) -> diff --git a/lib/compiler/test/core_fold_SUITE.erl b/lib/compiler/test/core_fold_SUITE.erl index dfff8236e8..47606014c3 100644 --- a/lib/compiler/test/core_fold_SUITE.erl +++ b/lib/compiler/test/core_fold_SUITE.erl @@ -28,7 +28,7 @@ mixed_matching_clauses/1,unnecessary_building/1, no_no_file/1,configuration/1,supplies/1, redundant_stack_frame/1,export_from_case/1, - empty_values/1]). + empty_values/1,cover_letrec_effect/1]). -export([foo/0,foo/1,foo/2,foo/3]). @@ -37,7 +37,6 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> - test_lib:recompile(?MODULE), [{group,p}]. groups() -> @@ -49,10 +48,11 @@ groups() -> mixed_matching_clauses,unnecessary_building, no_no_file,configuration,supplies, redundant_stack_frame,export_from_case, - empty_values]}]. + empty_values,cover_letrec_effect]}]. init_per_suite(Config) -> + test_lib:recompile(?MODULE), Config. end_per_suite(_Config) -> @@ -598,5 +598,25 @@ empty_values(_Config) -> do_empty_values() when (#{})#{} -> c. +cover_letrec_effect(_Config) -> + self() ! {tag,42}, + _ = try + try + ignore + after + receive + {tag,Int}=Term -> + Res = #{k => {Term,<<Int:16>>}}, + self() ! Res + end + end + after + ok + end, + receive + Any -> + #{k := {{tag,42},<<42:16>>}} = Any + end, + ok. id(I) -> I. diff --git a/lib/compiler/test/error_SUITE.erl b/lib/compiler/test/error_SUITE.erl index 01c779b181..da291bdc8b 100644 --- a/lib/compiler/test/error_SUITE.erl +++ b/lib/compiler/test/error_SUITE.erl @@ -31,7 +31,6 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> - test_lib:recompile(?MODULE), [{group,p}]. groups() -> @@ -40,6 +39,7 @@ groups() -> transforms,maps_warnings,bad_utf8]}]. init_per_suite(Config) -> + test_lib:recompile(?MODULE), Config. end_per_suite(_Config) -> diff --git a/lib/compiler/test/float_SUITE.erl b/lib/compiler/test/float_SUITE.erl index 08c3dd8593..39867021cb 100644 --- a/lib/compiler/test/float_SUITE.erl +++ b/lib/compiler/test/float_SUITE.erl @@ -27,7 +27,6 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> - test_lib:recompile(?MODULE), [pending, bif_calls, math_functions, mixed_float_and_int]. @@ -35,6 +34,7 @@ groups() -> []. init_per_suite(Config) -> + test_lib:recompile(?MODULE), Config. end_per_suite(_Config) -> diff --git a/lib/compiler/test/fun_SUITE.erl b/lib/compiler/test/fun_SUITE.erl index 17bd1656f8..e00885fcd6 100644 --- a/lib/compiler/test/fun_SUITE.erl +++ b/lib/compiler/test/fun_SUITE.erl @@ -32,7 +32,6 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> - test_lib:recompile(?MODULE), [{group,p}]. groups() -> @@ -41,6 +40,7 @@ groups() -> eep37_dup,badarity,badfun]}]. init_per_suite(Config) -> + test_lib:recompile(?MODULE), Config. end_per_suite(_Config) -> diff --git a/lib/compiler/test/guard_SUITE.erl b/lib/compiler/test/guard_SUITE.erl index 0d6f8c6f98..99dc06b525 100644 --- a/lib/compiler/test/guard_SUITE.erl +++ b/lib/compiler/test/guard_SUITE.erl @@ -41,7 +41,6 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> - test_lib:recompile(?MODULE), [{group,p}]. groups() -> @@ -59,6 +58,7 @@ groups() -> cover_beam_dead]}]. init_per_suite(Config) -> + test_lib:recompile(?MODULE), Config. end_per_suite(_Config) -> diff --git a/lib/compiler/test/inline_SUITE.erl b/lib/compiler/test/inline_SUITE.erl index ae59cc8026..fdf2fe88b4 100644 --- a/lib/compiler/test/inline_SUITE.erl +++ b/lib/compiler/test/inline_SUITE.erl @@ -32,7 +32,6 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> - test_lib:recompile(?MODULE), [{group,p}]. groups() -> @@ -42,6 +41,7 @@ groups() -> coverage]}]. init_per_suite(Config) -> + test_lib:recompile(?MODULE), Pa = "-pa " ++ filename:dirname(code:which(?MODULE)), {ok,Node} = start_node(compiler, Pa), [{testing_node,Node}|Config]. diff --git a/lib/compiler/test/lc_SUITE.erl b/lib/compiler/test/lc_SUITE.erl index 2801a7fda4..c80b7cc59e 100644 --- a/lib/compiler/test/lc_SUITE.erl +++ b/lib/compiler/test/lc_SUITE.erl @@ -33,7 +33,6 @@ suite() -> {timetrap,{minutes,1}}]. all() -> - test_lib:recompile(?MODULE), [{group,p}]. groups() -> @@ -48,6 +47,7 @@ groups() -> ]}]. init_per_suite(Config) -> + test_lib:recompile(?MODULE), Config. end_per_suite(_Config) -> diff --git a/lib/compiler/test/map_SUITE.erl b/lib/compiler/test/map_SUITE.erl index 494faf299b..9182c1b5ed 100644 --- a/lib/compiler/test/map_SUITE.erl +++ b/lib/compiler/test/map_SUITE.erl @@ -76,7 +76,6 @@ suite() -> []. all() -> - test_lib:recompile(?MODULE), [ %% literals t_build_and_match_literals, t_build_and_match_literals_large, @@ -130,8 +129,12 @@ all() -> groups() -> []. -init_per_suite(Config) -> Config. -end_per_suite(_Config) -> ok. +init_per_suite(Config) -> + test_lib:recompile(?MODULE), + Config. + +end_per_suite(_Config) -> + ok. init_per_group(_GroupName, Config) -> Config. end_per_group(_GroupName, Config) -> Config. diff --git a/lib/compiler/test/match_SUITE.erl b/lib/compiler/test/match_SUITE.erl index 88a96d1ca9..e3f842b668 100644 --- a/lib/compiler/test/match_SUITE.erl +++ b/lib/compiler/test/match_SUITE.erl @@ -32,7 +32,6 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> - test_lib:recompile(?MODULE), [{group,p}]. groups() -> @@ -45,6 +44,7 @@ groups() -> init_per_suite(Config) -> + test_lib:recompile(?MODULE), Config. end_per_suite(_Config) -> diff --git a/lib/compiler/test/misc_SUITE.erl b/lib/compiler/test/misc_SUITE.erl index a87a2252b7..a1d931b994 100644 --- a/lib/compiler/test/misc_SUITE.erl +++ b/lib/compiler/test/misc_SUITE.erl @@ -61,7 +61,6 @@ suite() -> -spec all() -> misc_SUITE_test_cases(). all() -> - test_lib:recompile(?MODULE), [{group,p}]. groups() -> @@ -70,6 +69,7 @@ groups() -> confused_literals,integer_encoding,override_bif]}]. init_per_suite(Config) -> + test_lib:recompile(?MODULE), Config. end_per_suite(_Config) -> diff --git a/lib/compiler/test/overridden_bif_SUITE.erl b/lib/compiler/test/overridden_bif_SUITE.erl index ce18916515..a46abe8dcf 100644 --- a/lib/compiler/test/overridden_bif_SUITE.erl +++ b/lib/compiler/test/overridden_bif_SUITE.erl @@ -36,7 +36,6 @@ suite() -> {timetrap,{minutes,1}}]. all() -> - test_lib:recompile(?MODULE), [{group,p}]. groups() -> @@ -45,6 +44,7 @@ groups() -> ]}]. init_per_suite(Config) -> + test_lib:recompile(?MODULE), Config. end_per_suite(_Config) -> diff --git a/lib/compiler/test/receive_SUITE.erl b/lib/compiler/test/receive_SUITE.erl index fe875abddb..37e737084a 100644 --- a/lib/compiler/test/receive_SUITE.erl +++ b/lib/compiler/test/receive_SUITE.erl @@ -25,7 +25,7 @@ init_per_group/2,end_per_group/2, init_per_testcase/2,end_per_testcase/2, export/1,recv/1,coverage/1,otp_7980/1,ref_opt/1, - wait/1]). + wait/1,recv_in_try/1]). -include_lib("common_test/include/ct.hrl"). @@ -40,15 +40,16 @@ suite() -> {timetrap,{minutes,2}}]. all() -> - test_lib:recompile(?MODULE), [{group,p}]. groups() -> [{p,test_lib:parallel(), - [recv,coverage,otp_7980,ref_opt,export,wait]}]. + [recv,coverage,otp_7980,ref_opt,export,wait, + recv_in_try]}]. init_per_suite(Config) -> + test_lib:recompile(?MODULE), Config. end_per_suite(_Config) -> @@ -305,4 +306,48 @@ wait_1(r, _, _) -> wait_1(A, B, C) -> {A,B,C}. +recv_in_try(_Config) -> + self() ! {ok,fh}, {ok,fh} = recv_in_try(infinity, native), + self() ! {ok,ignored}, {ok,42} = recv_in_try(infinity, plain), + self() ! {error,ignored}, nok = recv_in_try(infinity, plain), + timeout = recv_in_try(1, plain), + ok. + +recv_in_try(Timeout, Format) -> + try + receive + {Status,History} -> + %% {test,is_tuple,{f,148},[{x,0}]}. + %% {test,test_arity,{f,148},[{x,0},2]}. + %% {get_tuple_element,{x,0},0,{y,1}}. %y1 is fragile. + %% + %% %% Here the fragility of y1 would be be progated to + %% %% the 'catch' below. Incorrect, since get_tuple_element + %% %% can't fail. + %% {get_tuple_element,{x,0},1,{x,2}}. + %% + %% remove_message. %y1 fragility cleared. + FH = case Format of + native -> + id(History); + plain -> + id(42) + end, + case Status of + ok -> + {ok,FH}; + error -> + nok + end + after Timeout -> + timeout + end + catch + %% The fragility of y1 incorrectly propagated to here. + %% beam_validator would complain. + throw:{error,Reason} -> + {nok,Reason} + end. + + id(I) -> I. diff --git a/lib/compiler/test/record_SUITE.erl b/lib/compiler/test/record_SUITE.erl index 5546765f26..118e0a241c 100644 --- a/lib/compiler/test/record_SUITE.erl +++ b/lib/compiler/test/record_SUITE.erl @@ -41,7 +41,6 @@ suite() -> {timetrap,{minutes,2}}]. all() -> - test_lib:recompile(?MODULE), [{group,p}]. groups() -> @@ -52,6 +51,7 @@ groups() -> init_per_suite(Config) -> + test_lib:recompile(?MODULE), Config. end_per_suite(_Config) -> diff --git a/lib/compiler/test/regressions_SUITE.erl b/lib/compiler/test/regressions_SUITE.erl index 7a6fe08c73..f448d54933 100644 --- a/lib/compiler/test/regressions_SUITE.erl +++ b/lib/compiler/test/regressions_SUITE.erl @@ -21,13 +21,29 @@ -module(regressions_SUITE). -include_lib("common_test/include/ct.hrl"). --export([all/0,groups/0,init_per_testcase/2,end_per_testcase/2,suite/0]). +-export([all/0,groups/0,init_per_testcase/2,end_per_testcase/2, + init_per_group/2,end_per_group/2, + init_per_testcase/2,end_per_testcase/2, + suite/0]). -export([maps/1]). groups() -> [{p,test_lib:parallel(), [maps]}]. +init_per_suite(Config) -> + test_lib:recompile(?MODULE), + Config. + +end_per_suite(_Config) -> + ok. + +init_per_group(_GroupName, Config) -> + Config. + +end_per_group(_GroupName, Config) -> + Config. + init_per_testcase(_Case, Config) -> Config. @@ -39,7 +55,6 @@ suite() -> {timetrap,{minutes,2}}]. all() -> - test_lib:recompile(?MODULE), [{group,p}]. %%% test cases diff --git a/lib/compiler/test/trycatch_SUITE.erl b/lib/compiler/test/trycatch_SUITE.erl index 5528af3f3c..1b7ef4ddb0 100644 --- a/lib/compiler/test/trycatch_SUITE.erl +++ b/lib/compiler/test/trycatch_SUITE.erl @@ -34,7 +34,6 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> - test_lib:recompile(?MODULE), [{group,p}]. groups() -> @@ -48,6 +47,7 @@ groups() -> init_per_suite(Config) -> + test_lib:recompile(?MODULE), Config. end_per_suite(_Config) -> diff --git a/lib/compiler/test/warnings_SUITE.erl b/lib/compiler/test/warnings_SUITE.erl index 857995b6a6..42ff4f6133 100644 --- a/lib/compiler/test/warnings_SUITE.erl +++ b/lib/compiler/test/warnings_SUITE.erl @@ -55,7 +55,6 @@ suite() -> {timetrap,{minutes,2}}]. all() -> - test_lib:recompile(?MODULE), [{group,p}]. groups() -> @@ -68,6 +67,7 @@ groups() -> underscore,no_warnings,bit_syntax,inlining]}]. init_per_suite(Config) -> + test_lib:recompile(?MODULE), Config. end_per_suite(_Config) -> diff --git a/lib/compiler/test/z_SUITE.erl b/lib/compiler/test/z_SUITE.erl index 150ab26ff8..bfa8e279e8 100644 --- a/lib/compiler/test/z_SUITE.erl +++ b/lib/compiler/test/z_SUITE.erl @@ -26,13 +26,13 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> - test_lib:recompile(?MODULE), [loaded]. groups() -> []. init_per_suite(Config) -> + test_lib:recompile(?MODULE), Config. end_per_suite(_Config) -> |