aboutsummaryrefslogtreecommitdiffstats
path: root/erts/emulator
diff options
context:
space:
mode:
Diffstat (limited to 'erts/emulator')
-rw-r--r--erts/emulator/beam/beam_bp.c85
-rw-r--r--erts/emulator/beam/erl_message.c13
-rw-r--r--erts/emulator/nifs/common/zlib_nif.c127
-rw-r--r--erts/emulator/test/distribution_SUITE.erl67
-rw-r--r--erts/emulator/test/match_spec_SUITE.erl48
5 files changed, 216 insertions, 124 deletions
diff --git a/erts/emulator/beam/beam_bp.c b/erts/emulator/beam/beam_bp.c
index 950639f7ae..069e7391fd 100644
--- a/erts/emulator/beam/beam_bp.c
+++ b/erts/emulator/beam/beam_bp.c
@@ -642,6 +642,49 @@ erts_clear_export_break(Module* modp, ErtsCodeInfo *ci)
ASSERT(ci->u.gen_bp == NULL);
}
+/*
+ * If c_p->cp is a trace return instruction, we set cp
+ * to be the place where we again start to execute code.
+ *
+ * cp is used by match spec {caller} to get the calling
+ * function, and if we don't do this fixup it will be
+ * 'undefined'. This has the odd side effect of {caller}
+ * not really being which function is the caller, but
+ * rather which function we are about to return to.
+ */
+static void fixup_cp_before_trace(Process *c_p, int *return_to_trace)
+{
+ Eterm *cpp, *E = c_p->stop;
+ BeamInstr w = *c_p->cp;
+ if (w == (BeamInstr) BeamOp(op_return_trace)) {
+ cpp = &E[2];
+ } else if (w == (BeamInstr) BeamOp(op_i_return_to_trace)) {
+ *return_to_trace = 1;
+ cpp = &E[0];
+ } else if (w == (BeamInstr) BeamOp(op_i_return_time_trace)) {
+ cpp = &E[0];
+ } else {
+ cpp = NULL;
+ }
+ if (cpp) {
+ for (;;) {
+ BeamInstr w = *cp_val(*cpp);
+ if (w == (BeamInstr) BeamOp(op_return_trace)) {
+ cpp += 3;
+ } else if (w == (BeamInstr) BeamOp(op_i_return_to_trace)) {
+ *return_to_trace = 1;
+ cpp += 1;
+ } else if (w == (BeamInstr) BeamOp(op_i_return_time_trace)) {
+ cpp += 2;
+ } else {
+ break;
+ }
+ }
+ c_p->cp = (BeamInstr *) cp_val(*cpp);
+ ASSERT(is_CP(*cpp));
+ }
+}
+
BeamInstr
erts_generic_breakpoint(Process* c_p, ErtsCodeInfo *info, Eterm* reg)
{
@@ -752,6 +795,7 @@ erts_bif_trace(int bif_index, Process* p, Eterm* args, BeamInstr* I)
GenericBp* g;
GenericBpData* bp = NULL;
Uint bp_flags = 0;
+ int return_to_trace = 0;
ERTS_SMP_CHK_HAVE_ONLY_MAIN_PROC_LOCK(p);
@@ -767,6 +811,8 @@ erts_bif_trace(int bif_index, Process* p, Eterm* args, BeamInstr* I)
*/
if (!applying) {
p->cp = I;
+ } else {
+ fixup_cp_before_trace(p, &return_to_trace);
}
if (bp_flags & (ERTS_BPF_LOCAL_TRACE|ERTS_BPF_GLOBAL_TRACE) &&
IS_TRACED_FL(p, F_TRACE_CALLS)) {
@@ -945,49 +991,20 @@ static ErtsTracer
do_call_trace(Process* c_p, ErtsCodeInfo* info, Eterm* reg,
int local, Binary* ms, ErtsTracer tracer)
{
- Eterm* cpp;
int return_to_trace = 0;
- BeamInstr w;
BeamInstr *cp_save = c_p->cp;
Uint32 flags;
Uint need = 0;
Eterm* E = c_p->stop;
- w = *c_p->cp;
- if (w == (BeamInstr) BeamOp(op_return_trace)) {
- cpp = &E[2];
- } else if (w == (BeamInstr) BeamOp(op_i_return_to_trace)) {
- return_to_trace = 1;
- cpp = &E[0];
- } else if (w == (BeamInstr) BeamOp(op_i_return_time_trace)) {
- cpp = &E[0];
- } else {
- cpp = NULL;
- }
- if (cpp) {
- for (;;) {
- BeamInstr w = *cp_val(*cpp);
- if (w == (BeamInstr) BeamOp(op_return_trace)) {
- cpp += 3;
- } else if (w == (BeamInstr) BeamOp(op_i_return_to_trace)) {
- return_to_trace = 1;
- cpp += 1;
- } else if (w == (BeamInstr) BeamOp(op_i_return_time_trace)) {
- cpp += 2;
- } else {
- break;
- }
- }
- cp_save = c_p->cp;
- c_p->cp = (BeamInstr *) cp_val(*cpp);
- ASSERT(is_CP(*cpp));
- }
+ fixup_cp_before_trace(c_p, &return_to_trace);
+
ERTS_SMP_UNREQ_PROC_MAIN_LOCK(c_p);
flags = erts_call_trace(c_p, info, ms, reg, local, &tracer);
ERTS_SMP_REQ_PROC_MAIN_LOCK(c_p);
- if (cpp) {
- c_p->cp = cp_save;
- }
+
+ /* restore cp after potential fixup */
+ c_p->cp = cp_save;
ASSERT(!ERTS_PROC_IS_EXITING(c_p));
if ((flags & MATCH_SET_RETURN_TO_TRACE) && !return_to_trace) {
diff --git a/erts/emulator/beam/erl_message.c b/erts/emulator/beam/erl_message.c
index c1af70592a..b30c4a49d7 100644
--- a/erts/emulator/beam/erl_message.c
+++ b/erts/emulator/beam/erl_message.c
@@ -568,14 +568,11 @@ erts_msg_attached_data_size_aux(ErtsMessage *msg)
sz = erts_decode_dist_ext_size(msg->data.dist_ext);
if (sz < 0) {
- /* Bad external; remove it */
- if (is_not_nil(ERL_MESSAGE_TOKEN(msg))) {
- ErlHeapFragment *heap_frag;
- heap_frag = erts_dist_ext_trailer(msg->data.dist_ext);
- erts_cleanup_offheap(&heap_frag->off_heap);
- }
- erts_free_dist_ext_copy(msg->data.dist_ext);
- msg->data.dist_ext = NULL;
+ /* Bad external
+ * We leave the message intact in this case as it's not worth the trouble
+ * to make all callers remove it from queue. It will be detected again
+ * and removed from message queue later anyway.
+ */
return 0;
}
diff --git a/erts/emulator/nifs/common/zlib_nif.c b/erts/emulator/nifs/common/zlib_nif.c
index a1a65e1946..a9c5b05e47 100644
--- a/erts/emulator/nifs/common/zlib_nif.c
+++ b/erts/emulator/nifs/common/zlib_nif.c
@@ -69,11 +69,27 @@ typedef enum {
ST_DEFLATE = 1,
ST_INFLATE = 2,
ST_CLOSED = 3
-} zlib_state;
+} zlib_state_t;
+
+/* Controls what to do when the user attempts to decompress more data after
+ * Z_STREAM_END has been returned:
+ *
+ * - 'cut' wipes all further input and returns empty results until reset by
+ * the user. This is the default behavior, matching that of the old driver.
+ * - 'reset' resets the state without discarding any input, making it possible
+ * to decompress blindly concatenated streams.
+ * - 'error' crashes with a data error. */
+typedef enum {
+ EOS_BEHAVIOR_ERROR = 0,
+ EOS_BEHAVIOR_RESET = 1,
+ EOS_BEHAVIOR_CUT = 2
+} zlib_eos_behavior_t;
typedef struct {
z_stream s;
- zlib_state state;
+ zlib_state_t state;
+
+ zlib_eos_behavior_t eos_behavior;
/* These refer to the plaintext CRC, and are only needed for zlib:crc32/1
* which is deprecated. */
@@ -102,7 +118,6 @@ typedef struct {
static ERL_NIF_TERM zlib_open(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]);
static ERL_NIF_TERM zlib_close(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]);
static ERL_NIF_TERM zlib_deflateInit(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]);
-static ERL_NIF_TERM zlib_deflateInit2(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]);
static ERL_NIF_TERM zlib_deflateSetDictionary(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]);
static ERL_NIF_TERM zlib_deflateReset(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]);
static ERL_NIF_TERM zlib_deflateEnd(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]);
@@ -110,7 +125,6 @@ static ERL_NIF_TERM zlib_deflateParams(ErlNifEnv *env, int argc, const ERL_NIF_T
static ERL_NIF_TERM zlib_deflate(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]);
static ERL_NIF_TERM zlib_inflateInit(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]);
-static ERL_NIF_TERM zlib_inflateInit2(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]);
static ERL_NIF_TERM zlib_inflateSetDictionary(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]);
static ERL_NIF_TERM zlib_inflateGetDictionary(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]);
static ERL_NIF_TERM zlib_inflateReset(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]);
@@ -130,8 +144,7 @@ static ERL_NIF_TERM zlib_enqueue_input(ErlNifEnv *env, int argc, const ERL_NIF_T
static ErlNifFunc nif_funcs[] = {
/* deflate */
- {"deflateInit_nif", 2, zlib_deflateInit},
- {"deflateInit_nif", 6, zlib_deflateInit2},
+ {"deflateInit_nif", 6, zlib_deflateInit},
{"deflateSetDictionary_nif", 2, zlib_deflateSetDictionary},
{"deflateReset_nif", 1, zlib_deflateReset},
{"deflateEnd_nif", 1, zlib_deflateEnd},
@@ -139,8 +152,7 @@ static ErlNifFunc nif_funcs[] = {
{"deflate_nif", 4, zlib_deflate},
/* inflate */
- {"inflateInit_nif", 1, zlib_inflateInit},
- {"inflateInit_nif", 2, zlib_inflateInit2},
+ {"inflateInit_nif", 3, zlib_inflateInit},
{"inflateSetDictionary_nif", 2, zlib_inflateSetDictionary},
{"inflateGetDictionary_nif", 1, zlib_inflateGetDictionary},
{"inflateReset_nif", 1, zlib_inflateReset},
@@ -509,9 +521,11 @@ static ERL_NIF_TERM zlib_open(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[
d->s.opaque = d;
d->s.data_type = Z_BINARY;
- d->state = ST_NONE;
+ d->eos_behavior = EOS_BEHAVIOR_CUT;
d->eos_seen = 0;
+ d->state = ST_NONE;
+
d->want_output_crc = 0;
d->want_input_crc = 0;
d->is_raw_stream = 0;
@@ -551,42 +565,6 @@ static ERL_NIF_TERM zlib_close(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv
static ERL_NIF_TERM zlib_deflateInit(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]) {
zlib_data_t *d;
- int level, res;
-
- if(argc != 2 || !get_zlib_data(env, argv[0], &d) ||
- !enif_get_int(env, argv[1], &level)) {
- return enif_make_badarg(env);
- } else if(!zlib_process_check(env, d)) {
- return enif_raise_exception(env, am_not_on_controlling_process);
- } else if(d->state != ST_NONE) {
- return enif_raise_exception(env, am_already_initialized);
- }
-
- res = deflateInit(&d->s, level);
-
- if(res == Z_OK) {
- d->state = ST_DEFLATE;
- d->eos_seen = 0;
-
- /* FIXME: crc32/1 is documented as returning "the current calculated
- * checksum," but failed to mention that the old implementation only
- * calculated it when WindowBits < 0 (See zlib_deflateInit2).
- *
- * We could fix this behavior by setting d->want_input_crc to 1 here,
- * but we've decided to retain this quirk since the performance hit is
- * quite significant. */
- d->want_output_crc = 0;
- d->want_input_crc = 0;
-
- d->output_crc = crc32(0L, Z_NULL, 0);
- d->input_crc = crc32(0L, Z_NULL, 0);
- }
-
- return zlib_return(env, res);
-}
-
-static ERL_NIF_TERM zlib_deflateInit2(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]) {
- zlib_data_t *d;
int level, method, windowBits, memLevel, strategy, res;
if(argc != 6 || !get_zlib_data(env, argv[0], &d)
@@ -741,39 +719,12 @@ static ERL_NIF_TERM zlib_deflate(ErlNifEnv *env, int argc, const ERL_NIF_TERM ar
static ERL_NIF_TERM zlib_inflateInit(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]) {
zlib_data_t *d;
- int res;
- if(argc != 1 || !get_zlib_data(env, argv[0], &d)) {
- return enif_make_badarg(env);
- } else if(!zlib_process_check(env, d)) {
- return enif_raise_exception(env, am_not_on_controlling_process);
- } else if(d->state != ST_NONE) {
- return enif_raise_exception(env, am_already_initialized);
- }
-
- res = inflateInit(&d->s);
-
- if(res == Z_OK) {
- d->state = ST_INFLATE;
- d->eos_seen = 0;
-
- d->want_output_crc = 0;
- d->want_input_crc = 0;
- d->is_raw_stream = 0;
-
- d->output_crc = crc32(0L, Z_NULL, 0);
- d->input_crc = crc32(0L, Z_NULL, 0);
- }
-
- return zlib_return(env, res);
-}
+ int windowBits, eosBehavior, res;
-static ERL_NIF_TERM zlib_inflateInit2(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]) {
- zlib_data_t *d;
- int windowBits, res;
-
- if(argc != 2 || !get_zlib_data(env, argv[0], &d)
- || !enif_get_int(env, argv[1], &windowBits)) {
+ if(argc != 3 || !get_zlib_data(env, argv[0], &d)
+ || !enif_get_int(env, argv[1], &windowBits)
+ || !enif_get_int(env, argv[2], &eosBehavior)) {
return enif_make_badarg(env);
} else if(!zlib_process_check(env, d)) {
return enif_raise_exception(env, am_not_on_controlling_process);
@@ -785,6 +736,8 @@ static ERL_NIF_TERM zlib_inflateInit2(ErlNifEnv *env, int argc, const ERL_NIF_TE
if(res == Z_OK) {
d->state = ST_INFLATE;
+
+ d->eos_behavior = eosBehavior;
d->eos_seen = 0;
d->is_raw_stream = (windowBits < 0);
@@ -934,6 +887,28 @@ static ERL_NIF_TERM zlib_inflate(ErlNifEnv *env, int argc, const ERL_NIF_TERM ar
return enif_raise_exception(env, am_not_initialized);
}
+ if(d->eos_seen) {
+ int res;
+
+ switch(d->eos_behavior) {
+ case EOS_BEHAVIOR_ERROR:
+ return zlib_return(env, Z_DATA_ERROR);
+ case EOS_BEHAVIOR_RESET:
+ res = inflateReset(&d->s);
+
+ if(res != Z_OK) {
+ return zlib_return(env, res);
+ }
+
+ d->eos_seen = 0;
+ break;
+ case EOS_BEHAVIOR_CUT:
+ zlib_reset_input(d);
+
+ return enif_make_tuple2(env, am_finished, enif_make_list(env, 0));
+ }
+ }
+
return zlib_codec(&inflate, env, d, input_chunk_size, output_chunk_size, flush);
}
diff --git a/erts/emulator/test/distribution_SUITE.erl b/erts/emulator/test/distribution_SUITE.erl
index b4ec99f902..4a0b299e03 100644
--- a/erts/emulator/test/distribution_SUITE.erl
+++ b/erts/emulator/test/distribution_SUITE.erl
@@ -56,6 +56,7 @@
bad_dist_ext_process_info/1,
bad_dist_ext_control/1,
bad_dist_ext_connection_id/1,
+ bad_dist_ext_size/1,
start_epmd_false/1, epmd_module/1]).
%% Internal exports.
@@ -92,6 +93,7 @@ groups() ->
[dist_auto_connect_never, dist_auto_connect_once]},
{bad_dist_ext, [],
[bad_dist_ext_receive, bad_dist_ext_process_info,
+ bad_dist_ext_size,
bad_dist_ext_control, bad_dist_ext_connection_id]}].
%% Tests pinging a node in different ways.
@@ -1672,6 +1674,57 @@ bad_dist_ext_connection_id(Config) when is_list(Config) ->
stop_node(Offender),
stop_node(Victim).
+%% OTP-14661: Bad message is discovered by erts_msg_attached_data_size
+bad_dist_ext_size(Config) when is_list(Config) ->
+ {ok, Offender} = start_node(bad_dist_ext_process_info_offender),
+ %%Prog = "Prog=/home/uabseri/src/otp_new3/bin/cerl -rr -debug",
+ Prog = [],
+ {ok, Victim} = start_node(bad_dist_ext_process_info_victim, [], Prog),
+ start_node_monitors([Offender,Victim]),
+
+ Parent = self(),
+ P = spawn_link(Victim,
+ fun () ->
+ Parent ! {self(), started},
+ receive check_msgs -> ok end, %% DID CRASH HERE
+ bad_dist_ext_check_msgs([one]),
+ Parent ! {self(), messages_checked}
+ end),
+
+ receive {P, started} -> ok end,
+ P ! one,
+
+ Suspended = make_ref(),
+ S = spawn(Victim,
+ fun () ->
+ erlang:suspend_process(P),
+ Parent ! Suspended,
+ receive after infinity -> ok end
+ end),
+
+ receive Suspended -> ok end,
+ pong = rpc:call(Victim, net_adm, ping, [Offender]),
+ verify_up(Offender, Victim),
+ send_bad_msgs(Offender, P, 1, dmsg_bad_tag()),
+
+ %% Make sure bad msgs has reached Victim
+ rpc:call(Offender, rpc, call, [Victim, erlang, node, []]),
+
+ verify_still_up(Offender, Victim),
+
+ rpc:call(Victim, erlang, process_info, [P, total_heap_size]),
+
+ verify_down(Offender, connection_closed, Victim, killed),
+
+ P ! check_msgs,
+ exit(S, bang), % resume Victim
+ receive {P, messages_checked} -> ok end,
+
+ unlink(P),
+ verify_no_down(Offender, Victim),
+ stop_node(Offender),
+ stop_node(Victim).
+
bad_dist_struct_check_msgs([]) ->
receive
@@ -1775,9 +1828,12 @@ send_bad_structure(Offender,Victim,Bad,WhereToPutSelf,PayLoad) ->
send_bad_msg(BadNode, To) ->
send_bad_msgs(BadNode, To, 1).
-send_bad_msgs(BadNode, To, Repeat) when is_atom(BadNode),
- is_pid(To),
- is_integer(Repeat) ->
+send_bad_msgs(BadNode, To, Repeat) ->
+ send_bad_msgs(BadNode, To, Repeat, dmsg_bad_atom_cache_ref()).
+
+send_bad_msgs(BadNode, To, Repeat, BadTerm) when is_atom(BadNode),
+ is_pid(To),
+ is_integer(Repeat) ->
Parent = self(),
Done = make_ref(),
spawn_link(BadNode,
@@ -1787,7 +1843,7 @@ send_bad_msgs(BadNode, To, Repeat) when is_atom(BadNode),
DPrt = dport(Node),
DData = [dmsg_hdr(),
dmsg_ext({?DOP_SEND, ?COOKIE, To}),
- dmsg_bad_atom_cache_ref()],
+ BadTerm],
repeat(fun () -> port_command(DPrt, DData) end, Repeat),
Parent ! Done
end),
@@ -1874,6 +1930,9 @@ dmsg_ext(Term) ->
dmsg_bad_atom_cache_ref() ->
[$R, 137].
+dmsg_bad_tag() -> %% Will fail early at heap size calculation
+ [$?, 66].
+
start_epmd_false(Config) when is_list(Config) ->
%% Start a node with the option -start_epmd false.
{ok, OtherNode} = start_node(start_epmd_false, "-start_epmd false"),
diff --git a/erts/emulator/test/match_spec_SUITE.erl b/erts/emulator/test/match_spec_SUITE.erl
index 92ddc23592..08a7b4560c 100644
--- a/erts/emulator/test/match_spec_SUITE.erl
+++ b/erts/emulator/test/match_spec_SUITE.erl
@@ -21,7 +21,7 @@
-module(match_spec_SUITE).
-export([all/0, suite/0, not_run/1]).
--export([test_1/1, test_2/1, test_3/1, bad_match_spec_bin/1,
+-export([test_1/1, test_2/1, test_3/1, caller_and_return_to/1, bad_match_spec_bin/1,
trace_control_word/1, silent/1, silent_no_ms/1, silent_test/1,
ms_trace2/1, ms_trace3/1, ms_trace_dead/1, boxed_and_small/1,
destructive_in_test_bif/1, guard_exceptions/1,
@@ -47,7 +47,7 @@ suite() ->
all() ->
case test_server:is_native(match_spec_SUITE) of
false ->
- [test_1, test_2, test_3, bad_match_spec_bin,
+ [test_1, test_2, test_3, caller_and_return_to, bad_match_spec_bin,
trace_control_word, silent, silent_no_ms, silent_test, ms_trace2,
ms_trace3, ms_trace_dead, boxed_and_small, destructive_in_test_bif,
guard_exceptions, unary_plus, unary_minus, fpe,
@@ -180,6 +180,50 @@ test_3(Config) when is_list(Config) ->
collect(P1, [{trace, P1, call, {?MODULE, f2, [a, b]}, [true]}]),
ok.
+%% Test that caller and return to work as they should
+%% There was a bug where caller would be undefined when return_to was set
+%% for r the bif erlang:put().
+caller_and_return_to(Config) ->
+ tr(
+ fun do_put_wrapper/0,
+ fun (Tracee) ->
+ MsgCaller = [{'_',[],[{message,{caller}}]}],
+ 1 = erlang:trace(Tracee, true, [call,return_to]),
+ 1 = erlang:trace_pattern( {?MODULE,do_put,1}, MsgCaller, [local]),
+ 1 = erlang:trace_pattern( {?MODULE,do_the_put,1}, MsgCaller, [local]),
+ 1 = erlang:trace_pattern( {erlang,integer_to_list,1}, MsgCaller, [local]),
+ 1 = erlang:trace_pattern( {erlang,put,2}, MsgCaller, [local]),
+
+ [{trace,Tracee,call,{?MODULE,do_put,[test]},{?MODULE,do_put_wrapper,0}},
+ {trace,Tracee,call,{?MODULE,do_the_put,[test]},{?MODULE,do_put,1}},
+ {trace,Tracee,call,{erlang,integer_to_list,[1]},{?MODULE,do_the_put,1}},
+ {trace,Tracee,return_to,{?MODULE,do_the_put,1}},
+ {trace,Tracee,call,{erlang,put,[test,"1"]},{?MODULE,do_put,1}},
+ {trace,Tracee,return_to,{?MODULE,do_put,1}},
+
+ %% These last trace messages are a bit strange...
+ %% if call tracing had been enabled for do_put_wrapper
+ %% then caller and return_to would have been {?MODULE,do_put_wrapper,1}
+ %% but since it is not, they are set to do_put instead, but we still
+ %% get the do_put_wrapper return_to message...
+ {trace,Tracee,call,{erlang,integer_to_list,[2]},{?MODULE,do_put,1}},
+ {trace,Tracee,return_to,{?MODULE,do_put,1}},
+ {trace,Tracee,return_to,{?MODULE,do_put_wrapper,0}}
+ ]
+ end),
+ ok.
+
+do_put_wrapper() ->
+ do_put(test),
+ ok.
+
+do_put(Var) ->
+ do_the_put(Var),
+ erlang:integer_to_list(id(2)).
+do_the_put(Var) ->
+ Lst = erlang:integer_to_list(id(1)),
+ erlang:put(Var, Lst).
+
otp_9422(Config) when is_list(Config) ->
Laps = 10000,
Fun1 = fun() -> otp_9422_tracee() end,
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-02 17:11:56 +0000