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authorHans Bolinder <[email protected]>2017-06-15 16:41:43 +0200
committerHans Bolinder <[email protected]>2017-06-22 10:05:28 +0200
commite1f7955d4575a9b02a16e562e0bcd81dc1f85a0b (patch)
treed451c2d2cc3574f4e3eabdbc097accc947c35c6f /lib
parent040bdce67f88d833bfb59adae130a4ffb4c180f0 (diff)
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stdlib: Accept all nowarn_deprecated_function options
The check of bad nowarn_deprecated_function tags in -compile attributes often made it impossible to compile modules with the warnings_as_errors option in two consecutive releases.
Diffstat (limited to 'lib')
-rw-r--r--lib/stdlib/src/erl_lint.erl11
-rw-r--r--lib/stdlib/test/erl_lint_SUITE.erl49
2 files changed, 30 insertions, 30 deletions
diff --git a/lib/stdlib/src/erl_lint.erl b/lib/stdlib/src/erl_lint.erl
index fcfd0d8493..65ba343368 100644
--- a/lib/stdlib/src/erl_lint.erl
+++ b/lib/stdlib/src/erl_lint.erl
@@ -194,8 +194,6 @@ format_error({bad_nowarn_bif_clash,{F,A}}) ->
format_error(disallowed_nowarn_bif_clash) ->
io_lib:format("compile directive nowarn_bif_clash is no longer allowed,~n"
" - use explicit module names or -compile({no_auto_import, [F/A]})", []);
-format_error({bad_nowarn_deprecated_function,{M,F,A}}) ->
- io_lib:format("~tw:~tw/~w is not a deprecated function", [M,F,A]);
format_error({bad_on_load,Term}) ->
io_lib:format("badly formed on_load attribute: ~tw", [Term]);
format_error(multiple_on_loads) ->
@@ -856,14 +854,11 @@ not_deprecated(Forms, St0) ->
{nowarn_deprecated_function, MFAs0} <- lists:flatten([Args]),
MFA <- lists:flatten([MFAs0])],
Nowarn = [MFA || {MFA,_L} <- MFAsL],
- Bad = [MFAL || {{M,F,A},_L}=MFAL <- MFAsL,
- otp_internal:obsolete(M, F, A) =:= no],
- St1 = func_line_warning(bad_nowarn_deprecated_function, Bad, St0),
ML = [{M,L} || {{M,_F,_A},L} <- MFAsL, is_atom(M)],
- St3 = foldl(fun ({M,L}, St2) ->
+ St1 = foldl(fun ({M,L}, St2) ->
check_module_name(M, L, St2)
- end, St1, ML),
- St3#lint{not_deprecated = ordsets:from_list(Nowarn)}.
+ end, St0, ML),
+ St1#lint{not_deprecated = ordsets:from_list(Nowarn)}.
%% The nowarn_bif_clash directive is not only deprecated, it's actually an error from R14A
disallowed_compile_flags(Forms, St0) ->
diff --git a/lib/stdlib/test/erl_lint_SUITE.erl b/lib/stdlib/test/erl_lint_SUITE.erl
index 6a75eaa737..cb1cceb8db 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, otp_14285/1]).
+ get_stacktrace/1, otp_14285/1, otp_14378/1]).
suite() ->
[{ct_hooks,[ts_install_cth]},
@@ -87,7 +87,7 @@ 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, otp_14285].
+ get_stacktrace, otp_14285, otp_14378].
groups() ->
[{unused_vars_warn, [],
@@ -2054,12 +2054,10 @@ otp_5362(Config) when is_list(Config) ->
spawn(A).
">>,
{[nowarn_unused_function]},
- {error,[{3,erl_lint,disallowed_nowarn_bif_clash},
- {4,erl_lint,disallowed_nowarn_bif_clash},
- {4,erl_lint,{bad_nowarn_bif_clash,{spawn,2}}}],
- [{5,erl_lint,{bad_nowarn_deprecated_function,{3,now,-1}}},
- {5,erl_lint,{bad_nowarn_deprecated_function,{erlang,now,-1}}},
- {5,erl_lint,{bad_nowarn_deprecated_function,{{a,b,c},now,-1}}}]}
+ {errors,[{3,erl_lint,disallowed_nowarn_bif_clash},
+ {4,erl_lint,disallowed_nowarn_bif_clash},
+ {4,erl_lint,{bad_nowarn_bif_clash,{spawn,2}}}],
+ []}
},
{otp_5362_8,
@@ -3937,10 +3935,6 @@ non_latin1_module(Config) ->
UndefBehav = {undefined_behaviour,'кирилли́ческий атом'},
"behaviour 'кирилли́ческий атом' undefined" =
format_error(UndefBehav),
- BadDepr = {bad_nowarn_deprecated_function,
- {'кирилли́ческий атом','кирилли́ческий атом',18}},
- "'кирилли́ческий атом':'кирилли́ческий атом'/18 is not a deprecated "
- "function" = format_error(BadDepr),
Ts = [{non_latin1_module,
<<"
%% Report uses of module names with non-Latin-1 characters.
@@ -3951,9 +3945,6 @@ non_latin1_module(Config) ->
-callback 'кирилли́ческий атом':'кирилли́ческий атом'() -> a.
- -compile([{nowarn_deprecated_function,
- [{'кирилли́ческий атом','кирилли́ческий атом',18}]}]).
-
%% erl_lint:gexpr/3 is not extended to check module name here:
t1() when 'кирилли́ческий атом':'кирилли́ческий атом'(1) ->
b.
@@ -3977,16 +3968,14 @@ non_latin1_module(Config) ->
{6,erl_lint,non_latin1_module_unsupported},
{8,erl_lint,non_latin1_module_unsupported},
{8,erl_lint,BadCallback},
- {10,erl_lint,non_latin1_module_unsupported},
- {14,erl_lint,illegal_guard_expr},
- {18,erl_lint,non_latin1_module_unsupported},
+ {11,erl_lint,illegal_guard_expr},
+ {15,erl_lint,non_latin1_module_unsupported},
+ {17,erl_lint,non_latin1_module_unsupported},
{20,erl_lint,non_latin1_module_unsupported},
{23,erl_lint,non_latin1_module_unsupported},
- {26,erl_lint,non_latin1_module_unsupported},
- {28,erl_lint,non_latin1_module_unsupported}],
+ {25,erl_lint,non_latin1_module_unsupported}],
[{5,erl_lint,UndefBehav},
- {6,erl_lint,UndefBehav},
- {10,erl_lint,BadDepr}]}}],
+ {6,erl_lint,UndefBehav}]}}],
run(Config, Ts),
ok.
@@ -4000,6 +3989,22 @@ do_non_latin1_module(Mod) ->
ok.
+otp_14378(Config) ->
+ Ts = [
+ {otp_14378_1,
+ <<"-export([t/0]).
+ -compile({nowarn_deprecated_function,{erlang,now,1}}).
+ t() ->
+ erlang:now().">>,
+ [],
+ {warnings,[{4,erl_lint,
+ {deprecated,{erlang,now,0},
+ "Deprecated BIF. See the \"Time and Time Correction"
+ " in Erlang\" chapter of the ERTS User's Guide"
+ " for more information."}}]}}],
+ [] = run(Config, Ts),
+ ok.
+
%% OTP-14323: Check the dialyzer attribute.
otp_14323(Config) ->
Ts = [