diff options
Diffstat (limited to 'lib')
-rw-r--r-- | lib/erl_interface/src/connect/ei_connect.c | 40 | ||||
-rw-r--r-- | lib/erl_interface/src/misc/ei_portio.h | 2 | ||||
-rw-r--r-- | lib/hipe/amd64/hipe_amd64_ra_sse2_postconditions.erl | 16 | ||||
-rw-r--r-- | lib/hipe/arm/hipe_arm_registers.erl | 8 | ||||
-rw-r--r-- | lib/hipe/arm/hipe_rtl_to_arm.erl | 9 | ||||
-rw-r--r-- | lib/hipe/ppc/hipe_ppc.erl | 12 | ||||
-rw-r--r-- | lib/hipe/ppc/hipe_ppc_assemble.erl | 7 | ||||
-rw-r--r-- | lib/hipe/sparc/hipe_sparc_registers.erl | 8 | ||||
-rw-r--r-- | lib/hipe/x86/hipe_x86_postpass.erl | 3 | ||||
-rw-r--r-- | lib/kernel/doc/src/code.xml | 10 | ||||
-rw-r--r-- | lib/kernel/test/init_SUITE.erl | 61 | ||||
-rw-r--r-- | lib/sasl/src/sasl.app.src | 2 | ||||
-rw-r--r-- | lib/sasl/src/systools_make.erl | 5 | ||||
-rw-r--r-- | lib/stdlib/doc/src/ets.xml | 2 | ||||
-rw-r--r-- | lib/tools/test/cover_SUITE.erl | 33 | ||||
-rw-r--r-- | lib/tools/test/cover_SUITE_data/otp_6115/f1.erl | 15 | ||||
-rw-r--r-- | lib/tools/test/cover_SUITE_data/otp_6115/f2.erl | 14 |
17 files changed, 167 insertions, 80 deletions
diff --git a/lib/erl_interface/src/connect/ei_connect.c b/lib/erl_interface/src/connect/ei_connect.c index 6dc51adee1..624100ad49 100644 --- a/lib/erl_interface/src/connect/ei_connect.c +++ b/lib/erl_interface/src/connect/ei_connect.c @@ -1708,28 +1708,36 @@ error: static int get_home(char *buf, int size) { - char* homedrive; - char* homepath; - #ifdef __WIN32__ - homedrive = getenv("HOMEDRIVE"); - homepath = getenv("HOMEPATH"); -#else - homedrive = ""; - homepath = getenv("HOME"); -#endif + char* homedrive = getenv("HOMEDRIVE"); + char* homepath = getenv("HOMEPATH"); - if (!homedrive || !homepath) { - buf[0] = '.'; - buf[1] = '\0'; - return 1; - } else if (strlen(homedrive)+strlen(homepath) < size-1) { + if (homedrive && homepath) { + if (strlen(homedrive)+strlen(homepath) >= size) + return 0; strcpy(buf, homedrive); strcat(buf, homepath); return 1; } - - return 0; + else { + int len = GetWindowsDirectory(buf, size); + if (len) { + return (len < size); + } + } +#else + char* homepath = getenv("HOME"); + if (homepath) { + if (strlen(homepath) >= size) + return 0; + strcpy(buf, homepath); + return 1; + } +#endif + + buf[0] = '.'; + buf[1] = '\0'; + return 1; } diff --git a/lib/erl_interface/src/misc/ei_portio.h b/lib/erl_interface/src/misc/ei_portio.h index fbb61b0ccf..bded811a35 100644 --- a/lib/erl_interface/src/misc/ei_portio.h +++ b/lib/erl_interface/src/misc/ei_portio.h @@ -21,7 +21,7 @@ */ #ifndef _EI_PORTIO_H #define _EI_PORTIO_H -#if !defined(__WIN32__) || !defined(VXWORKS) +#if !defined(__WIN32__) && !defined(VXWORKS) #ifdef HAVE_WRITEV /* Declaration of struct iovec *iov should be visible in this scope. */ #include <sys/uio.h> diff --git a/lib/hipe/amd64/hipe_amd64_ra_sse2_postconditions.erl b/lib/hipe/amd64/hipe_amd64_ra_sse2_postconditions.erl index 5451f1fe7d..b1f7bd7572 100644 --- a/lib/hipe/amd64/hipe_amd64_ra_sse2_postconditions.erl +++ b/lib/hipe/amd64/hipe_amd64_ra_sse2_postconditions.erl @@ -87,22 +87,29 @@ do_fp_unop(I, TempMap) -> %%% Fix an fmove op. do_fmove(I, TempMap) -> #fmove{src=Src,dst=Dst} = I, - case is_mem_opnd(Dst, TempMap) and is_mem_opnd(Src, TempMap) of + case + (is_mem_opnd(Src, TempMap) andalso is_mem_opnd(Dst, TempMap)) + orelse (is_mem_opnd(Src, TempMap) andalso (not is_float_temp(Dst))) + orelse ((not is_float_temp(Src)) andalso is_mem_opnd(Dst, TempMap)) + of true -> - Tmp = clone(Src), + Tmp = spill_temp(double), {[#fmove{src=Src, dst=Tmp},I#fmove{src=Tmp,dst=Dst}], true}; false -> {[I], false} end. +is_float_temp(#x86_temp{type=Type}) -> Type =:= double; +is_float_temp(#x86_mem{}) -> false. + %%% Check if an operand denotes a memory cell (mem or pseudo). is_mem_opnd(Opnd, TempMap) -> R = case Opnd of #x86_mem{} -> true; - #x86_temp{} -> + #x86_temp{type=double} -> Reg = hipe_x86:temp_reg(Opnd), case hipe_x86:temp_is_allocatable(Opnd) of true -> @@ -176,6 +183,9 @@ clone(Dst) -> #x86_mem{} -> hipe_x86:mem_type(Dst); #x86_temp{} -> hipe_x86:temp_type(Dst) end, + spill_temp(Type). + +spill_temp(Type) -> hipe_x86:mk_new_temp(Type). %%% Make a certain reg into a clone of Dst diff --git a/lib/hipe/arm/hipe_arm_registers.erl b/lib/hipe/arm/hipe_arm_registers.erl index 24cd929d41..dcf039676b 100644 --- a/lib/hipe/arm/hipe_arm_registers.erl +++ b/lib/hipe/arm/hipe_arm_registers.erl @@ -67,6 +67,8 @@ -define(R15, 15). -define(LAST_PRECOLOURED, 15). % must handle both GPR and FPR ranges +-define(LR, ?R14). + -define(ARG0, ?R1). -define(ARG1, ?R2). -define(ARG2, ?R3). @@ -114,7 +116,7 @@ stack_pointer() -> ?STACK_POINTER. proc_pointer() -> ?PROC_POINTER. -lr() -> ?R14. +lr() -> ?LR. pc() -> ?R15. @@ -198,7 +200,9 @@ call_clobbered() -> % does the RA strip the type or not? ]. tailcall_clobbered() -> % tailcall crapola needs one temp - [{?TEMP1,tagged},{?TEMP1,untagged}]. + [{?TEMP1,tagged},{?TEMP1,untagged} + ,{?LR,tagged},{?LR,untagged} + ]. live_at_return() -> [%%{?LR,untagged}, diff --git a/lib/hipe/arm/hipe_rtl_to_arm.erl b/lib/hipe/arm/hipe_rtl_to_arm.erl index ad5a559995..93342aba33 100644 --- a/lib/hipe/arm/hipe_rtl_to_arm.erl +++ b/lib/hipe/arm/hipe_rtl_to_arm.erl @@ -148,10 +148,11 @@ mk_shift_ir(S, Dst, Src1, ShiftOp, Src2) -> mk_li(Tmp, Src1, mk_shift_rr(S, Dst, Tmp, ShiftOp, Src2)). -mk_shift_ri(S, Dst, Src1, ShiftOp, Src2) when is_integer(Src2) -> - if Src2 >= 0, Src2 < 32 -> ok; - true -> io:format("~w: excessive immediate shift ~w\n", [?MODULE,Src2]) - end, +mk_shift_ri(S, Dst, Src1, ShiftOp, 0) + when ShiftOp =:= lsl; ShiftOp =:= lsr; ShiftOp =:= asr -> + [hipe_arm:mk_move(S, Dst, Src1)]; +mk_shift_ri(S, Dst, Src1, ShiftOp, Src2) + when is_integer(Src2), Src2 > 0, Src2 < 32 -> Am1 = {Src1,ShiftOp,Src2}, [hipe_arm:mk_move(S, Dst, Am1)]. diff --git a/lib/hipe/ppc/hipe_ppc.erl b/lib/hipe/ppc/hipe_ppc.erl index 0fa96162f6..380e791bc1 100644 --- a/lib/hipe/ppc/hipe_ppc.erl +++ b/lib/hipe/ppc/hipe_ppc.erl @@ -167,8 +167,10 @@ temp_is_precoloured(#ppc_temp{reg=Reg,type=Type}) -> _ -> hipe_ppc_registers:is_precoloured_gpr(Reg) end. -mk_simm16(Value) -> #ppc_simm16{value=Value}. -mk_uimm16(Value) -> #ppc_uimm16{value=Value}. +mk_simm16(Value) when Value >= -(1 bsl 15), Value < (1 bsl 15) -> + #ppc_simm16{value=Value}. +mk_uimm16(Value) when Value >= 0, Value < (1 bsl 16) -> + #ppc_uimm16{value=Value}. mk_mfa(M, F, A) -> #ppc_mfa{m=M, f=F, a=A}. @@ -240,7 +242,11 @@ mk_li(Dst, Value, Tail) -> % Dst can be R0 Value =< 16#7FFFFFFF -> mk_li32(Dst, R0, Value, Tail); true -> - Highest = (Value bsr 48), % Value@highest + Highest = case (Value bsr 48) of % Value@highest + TopBitSet when TopBitSet >= (1 bsl 15) -> + TopBitSet - (1 bsl 16); % encoder needs it to be negative + FitsSimm16 -> FitsSimm16 + end, Higher = (Value bsr 32) band 16#FFFF, % Value@higher High = (Value bsr 16) band 16#FFFF, % Value@h Low = Value band 16#FFFF, % Value@l diff --git a/lib/hipe/ppc/hipe_ppc_assemble.erl b/lib/hipe/ppc/hipe_ppc_assemble.erl index ff9da01b11..d89ff6235c 100644 --- a/lib/hipe/ppc/hipe_ppc_assemble.erl +++ b/lib/hipe/ppc/hipe_ppc_assemble.erl @@ -175,7 +175,8 @@ do_slwi_opnds(Dst, Src1, {uimm,N}) when is_integer(N), 0 =< N, N < 32 -> {Dst, Src1, {sh,N}, {mb,0}, {me,31-N}}. do_srwi_opnds(Dst, Src1, {uimm,N}) when is_integer(N), 0 =< N, N < 32 -> - {Dst, Src1, {sh,32-N}, {mb,N}, {me,31}}. + %% SH should be 0 (not 32) when N is 0 + {Dst, Src1, {sh,(32-N) band 31}, {mb,N}, {me,31}}. do_srawi_src2({uimm,N}) when is_integer(N), 0 =< N, N < 32 -> {sh,N}. @@ -184,7 +185,8 @@ do_sldi_opnds(Dst, Src1, {uimm,N}) when is_integer(N), 0 =< N, N < 64 -> {Dst, Src1, {sh6,N}, {me6,63-N}}. do_srdi_opnds(Dst, Src1, {uimm,N}) when is_integer(N), 0 =< N, N < 64 -> - {Dst, Src1, {sh6,64-N}, {mb6,N}}. + %% SH should be 0 (not 64) when N is 0 + {Dst, Src1, {sh6,(64-N) band 63}, {mb6,N}}. do_sradi_src2({uimm,N}) when is_integer(N), 0 =< N, N < 64 -> {sh6,N}. @@ -246,6 +248,7 @@ do_load(I) -> case LdOp of 'ld' -> do_disp_ds(Disp); 'ldu' -> do_disp_ds(Disp); + 'lwa' -> do_disp_ds(Disp); _ -> do_disp(Disp) end, NewBase = do_reg(Base), diff --git a/lib/hipe/sparc/hipe_sparc_registers.erl b/lib/hipe/sparc/hipe_sparc_registers.erl index 884215702b..6681a10070 100644 --- a/lib/hipe/sparc/hipe_sparc_registers.erl +++ b/lib/hipe/sparc/hipe_sparc_registers.erl @@ -86,6 +86,8 @@ -define(I7, 31). -define(LAST_PRECOLOURED,31). % must handle both GRP and FPR ranges +-define(RA, ?O7). + -define(ARG0, ?O1). -define(ARG1, ?O2). -define(ARG2, ?O3). @@ -174,7 +176,7 @@ stack_pointer() -> ?STACK_POINTER. proc_pointer() -> ?PROC_POINTER. -return_address() -> ?O7. +return_address() -> ?RA. g0() -> ?G0. @@ -283,7 +285,9 @@ call_clobbered() -> % does the RA strip the type or not? ]. tailcall_clobbered() -> % tailcall crapola needs one temp - [{?TEMP1,tagged},{?TEMP1,untagged}]. + [{?TEMP1,tagged},{?TEMP1,untagged} + ,{?RA,tagged},{?RA,untagged} + ]. live_at_return() -> [{?HEAP_POINTER,untagged}, diff --git a/lib/hipe/x86/hipe_x86_postpass.erl b/lib/hipe/x86/hipe_x86_postpass.erl index 939baeccec..4515822a34 100644 --- a/lib/hipe/x86/hipe_x86_postpass.erl +++ b/lib/hipe/x86/hipe_x86_postpass.erl @@ -95,7 +95,8 @@ peep([I=#move{src=#x86_temp{reg=Src}, dst=#x86_temp{reg=Dst}}, %% ElimBinALMDouble %% ---------------- -peep([Move=#move{src=Src, dst=Dst}, Alu=#alu{src=Src, dst=Dst}|Insns], Res, Lst) -> +peep([Move=#move{src=Src, dst=Dst}, Alu=#alu{src=Src, dst=Dst}|Insns], Res, Lst) + when not is_record(Dst, x86_mem) -> peep([Alu#alu{src=Dst}|Insns], [Move|Res], [elimBinALMDouble|Lst]); diff --git a/lib/kernel/doc/src/code.xml b/lib/kernel/doc/src/code.xml index d3611d6a03..21f8a2d54a 100644 --- a/lib/kernel/doc/src/code.xml +++ b/lib/kernel/doc/src/code.xml @@ -651,6 +651,11 @@ ok = code:finish_loading(Prepared), <p>Purges the code for <c><anno>Module</anno></c>, that is, removes code marked as old. If some processes still linger in the old code, these processes are killed before the code is removed.</p> + <note><p>As of ERTS version 9.0, a process is only considered + to be lingering in the code if it has direct references to the code. + For more information see documentation of + <seealso marker="erts:erlang#check_process_code/3"><c>erlang:check_process_code/3</c></seealso>, + which is used in order to determine this.</p></note> <p>Returns <c>true</c> if successful and any process is needed to be killed, otherwise <c>false</c>.</p> </desc> @@ -661,6 +666,11 @@ ok = code:finish_loading(Prepared), <desc> <p>Purges the code for <c><anno>Module</anno></c>, that is, removes code marked as old, but only if no processes linger in it.</p> + <note><p>As of ERTS version 9.0, a process is only considered + to be lingering in the code if it has direct references to the code. + For more information see documentation of + <seealso marker="erts:erlang#check_process_code/3"><c>erlang:check_process_code/3</c></seealso>, + which is used in order to determine this.</p></note> <p>Returns <c>false</c> if the module cannot be purged because of processes lingering in old code, otherwise <c>true</c>.</p> </desc> diff --git a/lib/kernel/test/init_SUITE.erl b/lib/kernel/test/init_SUITE.erl index 1370e23195..2b59eb2bfe 100644 --- a/lib/kernel/test/init_SUITE.erl +++ b/lib/kernel/test/init_SUITE.erl @@ -27,7 +27,8 @@ -export([get_arguments/1, get_argument/1, boot_var/1, restart/1, many_restarts/0, many_restarts/1, get_plain_arguments/1, - reboot/1, stop_status/1, stop/1, get_status/1, script_id/1]). + reboot/1, stop_status/1, stop/1, get_status/1, script_id/1, + find_system_processes/0]). -export([boot1/1, boot2/1]). -export([init_per_testcase/2, end_per_testcase/2]). @@ -355,12 +356,16 @@ wait_for(N,Node,EHPid) -> restart(Config) when is_list(Config) -> Args = args(), + Pa = " -pa " ++ filename:dirname(code:which(?MODULE)), + %% Currently test_server:start_node cannot be used. The restarted %% node immediately halts due to the implementation of %% test_server:start_node. - {ok, Node} = loose_node:start(init_test, Args, ?DEFAULT_TIMEOUT_SEC), + {ok, Node} = loose_node:start(init_test, Args ++ Pa, ?DEFAULT_TIMEOUT_SEC), %% Ok, the node is up, now the real test test begins. erlang:monitor_node(Node, true), + SysProcs0 = rpc:call(Node, ?MODULE, find_system_processes, []), + [InitPid, PurgerPid, LitCollectorPid, DirtyCodePid] = SysProcs0, InitPid = rpc:call(Node, erlang, whereis, [init]), PurgerPid = rpc:call(Node, erlang, whereis, [erts_code_purger]), Procs = rpc:call(Node, erlang, processes, []), @@ -375,6 +380,9 @@ restart(Config) when is_list(Config) -> end, ok = wait_restart(30, Node), + SysProcs1 = rpc:call(Node, ?MODULE, find_system_processes, []), + [InitPid1, PurgerPid1, LitCollectorPid1, DirtyCodePid1] = SysProcs1, + %% Still the same init process! InitPid1 = rpc:call(Node, erlang, whereis, [init]), InitP = pid_to_list(InitPid), @@ -385,8 +393,24 @@ restart(Config) when is_list(Config) -> PurgerP = pid_to_list(PurgerPid), PurgerP = pid_to_list(PurgerPid1), + %% and same literal area collector process! + case LitCollectorPid of + undefined -> undefined = LitCollectorPid1; + _ -> + LitCollectorP = pid_to_list(LitCollectorPid), + LitCollectorP = pid_to_list(LitCollectorPid1) + end, + + %% and same dirty process code checker process! + case DirtyCodePid of + undefined -> undefined = DirtyCodePid1; + _ -> + DirtyCodeP = pid_to_list(DirtyCodePid), + DirtyCodeP = pid_to_list(DirtyCodePid1) + end, + NewProcs0 = rpc:call(Node, erlang, processes, []), - NewProcs = NewProcs0 -- [InitPid1, PurgerPid1], + NewProcs = NewProcs0 -- SysProcs1, case check_processes(NewProcs, MaxPid) of true -> ok; @@ -406,6 +430,37 @@ restart(Config) when is_list(Config) -> loose_node:stop(Node), ok. +-record(sys_procs, {init, + code_purger, + literal_collector, + dirty_proc_checker}). + +find_system_processes() -> + find_system_procs(processes(), #sys_procs{}). + +find_system_procs([], SysProcs) -> + [SysProcs#sys_procs.init, + SysProcs#sys_procs.code_purger, + SysProcs#sys_procs.literal_collector, + SysProcs#sys_procs.dirty_proc_checker]; +find_system_procs([P|Ps], SysProcs) -> + case process_info(P, initial_call) of + {initial_call,{otp_ring0,start,2}} -> + undefined = SysProcs#sys_procs.init, + find_system_procs(Ps, SysProcs#sys_procs{init = P}); + {initial_call,{erts_code_purger,start,0}} -> + undefined = SysProcs#sys_procs.code_purger, + find_system_procs(Ps, SysProcs#sys_procs{code_purger = P}); + {initial_call,{erts_literal_area_collector,start,0}} -> + undefined = SysProcs#sys_procs.literal_collector, + find_system_procs(Ps, SysProcs#sys_procs{literal_collector = P}); + {initial_call,{erts_dirty_process_code_checker,start,0}} -> + undefined = SysProcs#sys_procs.dirty_proc_checker, + find_system_procs(Ps, SysProcs#sys_procs{dirty_proc_checker = P}); + _ -> + find_system_procs(Ps, SysProcs) + end. + wait_restart(0, _Node) -> ct:fail(not_restarted); wait_restart(N, Node) -> diff --git a/lib/sasl/src/sasl.app.src b/lib/sasl/src/sasl.app.src index 4ee8a7d6c8..633cdfa070 100644 --- a/lib/sasl/src/sasl.app.src +++ b/lib/sasl/src/sasl.app.src @@ -46,5 +46,5 @@ {errlog_type, all}]}, {mod, {sasl, []}}, {runtime_dependencies, ["tools-2.6.14","stdlib-3.0","kernel-5.0", - "erts-8.0"]}]}. + "erts-8.1"]}]}. diff --git a/lib/sasl/src/systools_make.erl b/lib/sasl/src/systools_make.erl index 352e4984df..efe6cc9eb4 100644 --- a/lib/sasl/src/systools_make.erl +++ b/lib/sasl/src/systools_make.erl @@ -1491,8 +1491,9 @@ mandatory_modules() -> preloaded() -> %% Sorted [erl_prim_loader,erl_tracer,erlang, - erts_code_purger, - erts_internal,init,otp_ring0,prim_eval,prim_file, + erts_code_purger,erts_dirty_process_code_checker, + erts_internal,erts_literal_area_collector, + init,otp_ring0,prim_eval,prim_file, prim_inet,prim_zip,zlib]. %%______________________________________________________________________ diff --git a/lib/stdlib/doc/src/ets.xml b/lib/stdlib/doc/src/ets.xml index b8e262208d..3653c6a632 100644 --- a/lib/stdlib/doc/src/ets.xml +++ b/lib/stdlib/doc/src/ets.xml @@ -1458,7 +1458,7 @@ is_integer(X), is_integer(Y), X + Y < 4711]]></code> specification returned <c>true</c>.</fsummary> <desc> <p>Matches the objects in table <c><anno>Tab</anno></c> using a - <seealso marker="#match_spec">match specificationc</seealso>. If the + <seealso marker="#match_spec">match specification</seealso>. If the match specification returns <c>true</c> for an object, that object considered a match and is counted. For any other result from the match specification the object is not considered a match and is diff --git a/lib/tools/test/cover_SUITE.erl b/lib/tools/test/cover_SUITE.erl index b4c9264b30..90e113c178 100644 --- a/lib/tools/test/cover_SUITE.erl +++ b/lib/tools/test/cover_SUITE.erl @@ -1001,41 +1001,40 @@ otp_6115(Config) when is_list(Config) -> %% Cover compile f1, but not f2 {ok, f1} = cover:compile(f1), + %% This test used to ensure that a process containing a + %% fun refering to cover compiled code was killed. + %% check_process_code may however ignore funs as of ERTS + %% version 8.1. The test has therefore been rewritten to + %% check that a process with a direct reference (in this + %% case a return address) to the code is killed. + %% %% If f1 is cover compiled, a process P is started with a - %% reference to the fun created in start_fail/0, and cover:stop() is - %% called, then P should be killed. - %% This is because (the fun held by P) references the cover + %% direct reference to the f1, and cover:stop() is called, + %% then P should be killed. + %% This is because of the return address to the cover %% compiled code which should be *unloaded* when cover:stop() is %% called -- running cover compiled code when there is no cover %% server and thus no ets tables to bump counters in, makes no %% sense. - Pid1 = f1:start_a(), - Pid2 = f1:start_b(), + Pid = spawn(fun () -> f1:non_tail_call_f2_wait() end), %% Now stop cover cover:stop(), %% Ensure that f1 is loaded (and not cover compiled), and that - %% both Pid1 and Pid2 are dead. + %% both Pid is dead. case code:which(f1) of Beam when is_list(Beam) -> ok; Other -> ct:fail({"f1 is not reloaded", Other}) end, - case process_info(Pid1) of + case process_info(Pid) of undefined -> ok; - _PI1 -> - RefToOldP1 = erlang:check_process_code(Pid1, f1), - ct:fail({"Pid1 still alive", RefToOldP1}) - end, - case process_info(Pid2) of - undefined -> - ok; - _PI2 -> - RefToOldP2 = erlang:check_process_code(Pid1, f2), - ct:fail({"Pid2 still alive", RefToOldP2}) + _PI -> + RefToOldP = erlang:check_process_code(Pid, f1), + ct:fail({"Pid still alive", RefToOldP}) end, file:set_cwd(CWD), diff --git a/lib/tools/test/cover_SUITE_data/otp_6115/f1.erl b/lib/tools/test/cover_SUITE_data/otp_6115/f1.erl index 5399b33f19..fc4a62e70e 100644 --- a/lib/tools/test/cover_SUITE_data/otp_6115/f1.erl +++ b/lib/tools/test/cover_SUITE_data/otp_6115/f1.erl @@ -1,13 +1,6 @@ -module(f1). --export([start_a/0, start_b/0]). +-export([non_tail_call_f2_wait/0]). -start_a() -> - f2:start(fun() -> - ok - end). - -start_b() -> - f2:start(fun fun1/0). - -fun1() -> - ok. +non_tail_call_f2_wait() -> + f2:wait(), + im_back. diff --git a/lib/tools/test/cover_SUITE_data/otp_6115/f2.erl b/lib/tools/test/cover_SUITE_data/otp_6115/f2.erl index 72a6a64c4d..4bc88035c7 100644 --- a/lib/tools/test/cover_SUITE_data/otp_6115/f2.erl +++ b/lib/tools/test/cover_SUITE_data/otp_6115/f2.erl @@ -1,13 +1,5 @@ -module(f2). --export([start/1]). +-export([wait/0]). -start(Fun) -> - spawn(fun() -> - wait(Fun) - end). - -wait(Fun) -> - receive - go -> - Fun() - end. +wait() -> + receive after infinity -> ok end. |