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-rw-r--r--lib/asn1/src/asn1ct.erl9
-rw-r--r--lib/asn1/src/asn1ct_gen.erl3
-rw-r--r--lib/asn1/test/asn1_SUITE.erl5
-rw-r--r--lib/asn1/test/testUniqueObjectSets.erl3
-rw-r--r--lib/compiler/doc/src/compile.xml8
-rw-r--r--lib/hipe/main/hipe.erl16
-rw-r--r--lib/stdlib/src/erl_lint.erl60
-rw-r--r--lib/stdlib/src/otp_internal.erl3
-rw-r--r--lib/stdlib/test/erl_lint_SUITE.erl80
9 files changed, 31 insertions, 156 deletions
diff --git a/lib/asn1/src/asn1ct.erl b/lib/asn1/src/asn1ct.erl
index 81a2735a0d..e9e9f6eb42 100644
--- a/lib/asn1/src/asn1ct.erl
+++ b/lib/asn1/src/asn1ct.erl
@@ -292,8 +292,7 @@ run_passes_1([{pass,Name,Pass}|Passes], #st{run=Run}=St0)
done ->
ok
catch
- Class:Error ->
- Stk = erlang:get_stacktrace(),
+ Class:Error:Stk ->
io:format("Internal error: ~p:~p\n~p\n",
[Class,Error,Stk]),
{error,{internal_error,{Class,Error}}}
@@ -2390,13 +2389,13 @@ in_process(Fun) ->
receive
{Pid, Result} -> Result;
{Pid, Class, Reason, Stack} ->
- ST = try throw(x) catch throw:x -> erlang:get_stacktrace() end,
+ ST = try throw(x) catch throw:x:Stk -> Stk end,
erlang:raise(Class, Reason, Stack ++ ST)
end.
process(Parent, Fun) ->
try
Parent ! {self(), Fun()}
- catch Class:Reason ->
- Parent ! {self(), Class, Reason, erlang:get_stacktrace()}
+ catch Class:Reason:Stack ->
+ Parent ! {self(), Class, Reason, Stack}
end.
diff --git a/lib/asn1/src/asn1ct_gen.erl b/lib/asn1/src/asn1ct_gen.erl
index efbc6d6380..ee039dfbab 100644
--- a/lib/asn1/src/asn1ct_gen.erl
+++ b/lib/asn1/src/asn1ct_gen.erl
@@ -815,8 +815,7 @@ result_line_1(Items) ->
try_catch() ->
[" catch",nl,
- " Class:Exception when Class =:= error; Class =:= exit ->",nl,
- " Stk = erlang:get_stacktrace(),",nl,
+ " Class:Exception:Stk when Class =:= error; Class =:= exit ->",nl,
" case Exception of",nl,
" {error,{asn1,Reason}} ->",nl,
" {error,{asn1,{Reason,Stk}}};",nl,
diff --git a/lib/asn1/test/asn1_SUITE.erl b/lib/asn1/test/asn1_SUITE.erl
index bfeffa969f..8cf6745103 100644
--- a/lib/asn1/test/asn1_SUITE.erl
+++ b/lib/asn1/test/asn1_SUITE.erl
@@ -227,10 +227,9 @@ test(Config, TestF, Rules) ->
try
TestF(C, R, O)
catch
- Class:Reason ->
+ Class:Reason:Stk ->
NewReason = {Reason, [{rule, R}, {options, O}]},
- erlang:raise(Class, NewReason,
- erlang:get_stacktrace())
+ erlang:raise(Class, NewReason, Stk)
end
end,
Result = [run_case(Config, Fun, rule(Rule), opts(Rule)) || Rule <- Rules],
diff --git a/lib/asn1/test/testUniqueObjectSets.erl b/lib/asn1/test/testUniqueObjectSets.erl
index cabdb44a0c..c75a673c4b 100644
--- a/lib/asn1/test/testUniqueObjectSets.erl
+++ b/lib/asn1/test/testUniqueObjectSets.erl
@@ -30,8 +30,7 @@ seq_roundtrip(I, D0) ->
asn1_test_lib:map_roundtrip(M, 'Seq', Enc),
{ok,{'Seq',I,D}} = M:decode('Seq', Enc),
D
- catch C:E ->
- Stk = erlang:get_stacktrace(),
+ catch C:E:Stk ->
io:format("FAILED: ~p ~p\n", [I,D0]),
erlang:raise(C, E, Stk)
end.
diff --git a/lib/compiler/doc/src/compile.xml b/lib/compiler/doc/src/compile.xml
index 06afc55c07..e4491288a6 100644
--- a/lib/compiler/doc/src/compile.xml
+++ b/lib/compiler/doc/src/compile.xml
@@ -649,14 +649,6 @@ module.beam: module.erl \
<p>Turns off warnings for unused record types. Default is to
emit warnings for unused locally defined record types.</p>
</item>
-
- <tag><c>nowarn_get_stacktrace</c></tag>
- <item>
- <p>Turns off warnings for using <c>get_stacktrace/0</c> in a context
- where it will probably not work in a future release. For example,
- by default there will be a warning if <c>get_stacktrace/0</c> is
- used following a <c>catch</c> expression.</p>
- </item>
</taglist>
<p>Another class of warnings is generated by the compiler
diff --git a/lib/hipe/main/hipe.erl b/lib/hipe/main/hipe.erl
index acb9b7b062..97814fe217 100644
--- a/lib/hipe/main/hipe.erl
+++ b/lib/hipe/main/hipe.erl
@@ -669,8 +669,8 @@ run_compiler_1(Name, DisasmFun, IcodeFun, Options) ->
{Icode, WholeModule} = IcodeFun(Code, Opts),
CompRes = compile_finish(Icode, WholeModule, Opts),
compiler_return(CompRes, Parent)
- catch error:Error ->
- print_crash_message(Name, Error),
+ catch error:Error:StackTrace ->
+ print_crash_message(Name, Error, StackTrace),
exit(Error)
end
end),
@@ -757,8 +757,8 @@ finalize(OrigList, Mod, Exports, WholeModule, Opts) ->
TargetArch = get(hipe_target_arch),
{ok, {TargetArch,Bin}}
catch
- error:Error ->
- {error,Error,erlang:get_stacktrace()}
+ error:Error:StackTrace ->
+ {error,Error,StackTrace}
end
end.
@@ -843,16 +843,16 @@ finalize_fun_sequential({MFA, Icode}, Opts, Servers) ->
{llvm_binary, Binary} ->
{MFA, Binary}
catch
- error:Error ->
+ error:Error:StackTrace ->
?when_option(verbose, Opts, ?debug_untagged_msg("\n", [])),
- print_crash_message(MFA, Error),
+ print_crash_message(MFA, Error, StackTrace),
exit(Error)
end.
-print_crash_message(What, Error) ->
+print_crash_message(What, Error, StackTrace) ->
StackFun = fun(_,_,_) -> false end,
FormatFun = fun (Term, _) -> io_lib:format("~p", [Term]) end,
- StackTrace = lib:format_stacktrace(1, erlang:get_stacktrace(),
+ StackTrace = lib:format_stacktrace(1, StackTrace,
StackFun, FormatFun),
WhatS = case What of
{M,F,A} -> io_lib:format("~w:~w/~w", [M,F,A]);
diff --git a/lib/stdlib/src/erl_lint.erl b/lib/stdlib/src/erl_lint.erl
index 9a62d21d34..79dc6ce180 100644
--- a/lib/stdlib/src/erl_lint.erl
+++ b/lib/stdlib/src/erl_lint.erl
@@ -93,13 +93,6 @@ value_option(Flag, Default, On, OnVal, Off, OffVal, Opts) ->
}).
-%% Are we outside or inside a catch or try/catch?
--type catch_scope() :: 'none'
- | 'after_old_catch'
- | 'after_try'
- | 'wrong_part_of_try'
- | 'try_catch'.
-
%% Define the lint state record.
%% 'called' and 'exports' contain {Line, {Function, Arity}},
%% the other function collections contain {Function, Arity}.
@@ -144,9 +137,7 @@ value_option(Flag, Default, On, OnVal, Off, OffVal, Opts) ->
:: dict:dict(ta(), #typeinfo{}),
exp_types=gb_sets:empty() %Exported types
:: gb_sets:set(ta()),
- in_try_head=false :: boolean(), %In a try head.
- catch_scope = none %Inside/outside try or catch
- :: catch_scope()
+ in_try_head=false :: boolean() %In a try head.
}).
-type lint_state() :: #lint{}.
@@ -233,15 +224,6 @@ format_error({redefine_old_bif_import,{F,A}}) ->
format_error({redefine_bif_import,{F,A}}) ->
io_lib:format("import directive overrides auto-imported BIF ~w/~w~n"
" - use \"-compile({no_auto_import,[~w/~w]}).\" to resolve name clash", [F,A,F,A]);
-format_error({get_stacktrace,wrong_part_of_try}) ->
- "erlang:get_stacktrace/0 used in the wrong part of 'try' expression. "
- "(Use it in the block between 'catch' and 'end'.)";
-format_error({get_stacktrace,after_old_catch}) ->
- "erlang:get_stacktrace/0 used following an old-style 'catch' "
- "may stop working in a future release. (Use it inside 'try'.)";
-format_error({get_stacktrace,after_try}) ->
- "erlang:get_stacktrace/0 used following a 'try' expression "
- "may stop working in a future release. (Use it inside 'try'.)";
format_error({deprecated, MFA, ReplacementMFA, Rel}) ->
io_lib:format("~s is deprecated and will be removed in ~s; use ~s",
[format_mfa(MFA), Rel, format_mfa(ReplacementMFA)]);
@@ -591,10 +573,7 @@ start(File, Opts) ->
false, Opts)},
{missing_spec_all,
bool_option(warn_missing_spec_all, nowarn_missing_spec_all,
- false, Opts)},
- {get_stacktrace,
- bool_option(warn_get_stacktrace, nowarn_get_stacktrace,
- true, Opts)}
+ false, Opts)}
],
Enabled1 = [Category || {Category,true} <- Enabled0],
Enabled = ordsets:from_list(Enabled1),
@@ -1426,7 +1405,7 @@ call_function(Line, F, A, #lint{usage=Usage0,called=Cd,func=Func,file=File}=St)
%% function(Line, Name, Arity, Clauses, State) -> State.
function(Line, Name, Arity, Cs, St0) ->
- St1 = St0#lint{func={Name,Arity},catch_scope=none},
+ St1 = St0#lint{func={Name,Arity}},
St2 = define_function(Line, Name, Arity, St1),
clauses(Cs, St2).
@@ -2367,7 +2346,7 @@ expr({call,Line,F,As}, Vt, St0) ->
expr({'try',Line,Es,Scs,Ccs,As}, Vt, St0) ->
%% Currently, we don't allow any exports because later
%% passes cannot handle exports in combination with 'after'.
- {Evt0,St1} = exprs(Es, Vt, St0#lint{catch_scope=wrong_part_of_try}),
+ {Evt0,St1} = exprs(Es, Vt, St0),
TryLine = {'try',Line},
Uvt = vtunsafe(TryLine, Evt0, Vt),
Evt1 = vtupdate(Uvt, Evt0),
@@ -2379,12 +2358,11 @@ expr({'try',Line,Es,Scs,Ccs,As}, Vt, St0) ->
{Avt0,St} = exprs(As, vtupdate(Evt2, Vt), St2),
Avt1 = vtupdate(vtunsafe(TryLine, Avt0, Vt), Avt0),
Avt = vtmerge(Evt2, Avt1),
- {Avt,St#lint{catch_scope=after_try}};
+ {Avt,St};
expr({'catch',Line,E}, Vt, St0) ->
%% No new variables added, flag new variables as unsafe.
{Evt,St} = expr(E, Vt, St0),
- {vtupdate(vtunsafe({'catch',Line}, Evt, Vt), Evt),
- St#lint{catch_scope=after_old_catch}};
+ {vtupdate(vtunsafe({'catch',Line}, Evt, Vt), Evt),St};
expr({match,_Line,P,E}, Vt, St0) ->
{Evt,St1} = expr(E, Vt, St0),
{Pvt,Bvt,St2} = pattern(P, vtupdate(Evt, Vt), St1),
@@ -3223,7 +3201,7 @@ is_module_dialyzer_option(Option) ->
try_clauses(Scs, Ccs, In, Vt, St0) ->
{Csvt0,St1} = icrt_clauses(Scs, Vt, St0),
- St2 = St1#lint{catch_scope=try_catch,in_try_head=true},
+ St2 = St1#lint{in_try_head=true},
{Csvt1,St3} = icrt_clauses(Ccs, Vt, St2),
Csvt = Csvt0 ++ Csvt1,
UpdVt = icrt_export(Csvt, Vt, In, St3),
@@ -3243,7 +3221,7 @@ icrt_clauses(Cs, In, Vt, St0) ->
icrt_clauses(Cs, Vt, St) ->
mapfoldl(fun (C, St0) -> icrt_clause(C, Vt, St0) end, St, Cs).
-icrt_clause({clause,_Line,H,G,B}, Vt0, #lint{catch_scope=Scope}=St0) ->
+icrt_clause({clause,_Line,H,G,B}, Vt0, St0) ->
Vt1 = taint_stack_var(Vt0, H, St0),
{Hvt,Binvt,St1} = head(H, Vt1, St0),
Vt2 = vtupdate(Hvt, Binvt),
@@ -3251,7 +3229,7 @@ icrt_clause({clause,_Line,H,G,B}, Vt0, #lint{catch_scope=Scope}=St0) ->
{Gvt,St2} = guard(G, vtupdate(Vt3, Vt0), St1#lint{in_try_head=false}),
Vt4 = vtupdate(Gvt, Vt2),
{Bvt,St3} = exprs(B, vtupdate(Vt4, Vt0), St2),
- {vtupdate(Bvt, Vt4),St3#lint{catch_scope=Scope}}.
+ {vtupdate(Bvt, Vt4),St3}.
taint_stack_var(Vt, Pat, #lint{in_try_head=true}) ->
[{tuple,_,[_,_,{var,_,Stk}]}] = Pat,
@@ -3736,8 +3714,7 @@ has_wildcard_field([]) -> false.
check_remote_function(Line, M, F, As, St0) ->
St1 = deprecated_function(Line, M, F, As, St0),
St2 = check_qlc_hrl(Line, M, F, As, St1),
- St3 = check_get_stacktrace(Line, M, F, As, St2),
- format_function(Line, M, F, As, St3).
+ format_function(Line, M, F, As, St2).
%% check_qlc_hrl(Line, ModName, FuncName, [Arg], State) -> State
%% Add warning if qlc:q/1,2 has been called but qlc.hrl has not
@@ -3786,23 +3763,6 @@ deprecated_function(Line, M, F, As, St) ->
St
end.
-check_get_stacktrace(Line, erlang, get_stacktrace, [], St) ->
- case St of
- #lint{catch_scope=none} ->
- St;
- #lint{catch_scope=try_catch} ->
- St;
- #lint{catch_scope=Scope} ->
- case is_warn_enabled(get_stacktrace, St) of
- false ->
- St;
- true ->
- add_warning(Line, {get_stacktrace,Scope}, St)
- end
- end;
-check_get_stacktrace(_, _, _, _, St) ->
- St.
-
-dialyzer({no_match, deprecated_type/5}).
deprecated_type(L, M, N, As, St) ->
diff --git a/lib/stdlib/src/otp_internal.erl b/lib/stdlib/src/otp_internal.erl
index 5b488cc677..a17addcc42 100644
--- a/lib/stdlib/src/otp_internal.erl
+++ b/lib/stdlib/src/otp_internal.erl
@@ -604,6 +604,9 @@ obsolete_1(filename, find_src, 1) ->
obsolete_1(filename, find_src, 2) ->
{deprecated, "deprecated; use filelib:find_source/3 instead"};
+obsolete_1(erlang, get_stacktrace, 0) ->
+ {deprecated, "deprecated; use the new try/catch syntax for retrieving the stack backtrace"};
+
%% Removed in OTP 20.
obsolete_1(erlang, hash, 2) ->
diff --git a/lib/stdlib/test/erl_lint_SUITE.erl b/lib/stdlib/test/erl_lint_SUITE.erl
index e40f5e9a5d..f9ab83a120 100644
--- a/lib/stdlib/test/erl_lint_SUITE.erl
+++ b/lib/stdlib/test/erl_lint_SUITE.erl
@@ -66,7 +66,7 @@
otp_11851/1,otp_11879/1,otp_13230/1,
record_errors/1, otp_11879_cont/1,
non_latin1_module/1, otp_14323/1,
- get_stacktrace/1, stacktrace_syntax/1,
+ stacktrace_syntax/1,
otp_14285/1, otp_14378/1]).
suite() ->
@@ -88,7 +88,7 @@ all() ->
maps, maps_type, maps_parallel_match,
otp_11851, otp_11879, otp_13230,
record_errors, otp_11879_cont, non_latin1_module, otp_14323,
- get_stacktrace, stacktrace_syntax, otp_14285, otp_14378].
+ stacktrace_syntax, otp_14285, otp_14378].
groups() ->
[{unused_vars_warn, [],
@@ -4055,82 +4055,6 @@ otp_14323(Config) ->
[] = run(Config, Ts),
ok.
-get_stacktrace(Config) ->
- Ts = [{old_catch,
- <<"t1() ->
- catch error(foo),
- erlang:get_stacktrace().
- ">>,
- [],
- {warnings,[{3,erl_lint,{get_stacktrace,after_old_catch}}]}},
- {nowarn_get_stacktrace,
- <<"t1() ->
- catch error(foo),
- erlang:get_stacktrace().
- ">>,
- [nowarn_get_stacktrace],
- []},
- {try_catch,
- <<"t1(X) ->
- try abs(X) of
- _ ->
- erlang:get_stacktrace()
- catch
- _:_ -> ok
- end.
-
- t2() ->
- try error(foo)
- catch _:_ -> ok
- end,
- erlang:get_stacktrace().
-
- t3() ->
- try error(foo)
- catch _:_ ->
- try error(bar)
- catch _:_ ->
- ok
- end,
- erlang:get_stacktrace()
- end.
-
- no_warning(X) ->
- try
- abs(X)
- catch
- _:_ ->
- erlang:get_stacktrace()
- end.
- ">>,
- [],
- {warnings,[{4,erl_lint,{get_stacktrace,wrong_part_of_try}},
- {13,erl_lint,{get_stacktrace,after_try}},
- {22,erl_lint,{get_stacktrace,after_try}}]}},
- {multiple_catch_clauses,
- <<"maybe_error(Arg) ->
- try 5 / Arg
- catch
- error:badarith ->
- _Stacktrace = erlang:get_stacktrace(),
- try io:nl()
- catch
- error:_ -> io:format('internal error')
- end;
- error:badarg ->
- _Stacktrace = erlang:get_stacktrace(),
- try io:format(qwe)
- catch
- error:_ -> io:format('internal error')
- end
- end.
- ">>,
- [],
- []}],
-
- run(Config, Ts),
- ok.
-
stacktrace_syntax(Config) ->
Ts = [{guard,
<<"t1() ->
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-25 18:59:17 +0000