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-rw-r--r--lib/compiler/test/compile_SUITE.erl71
-rw-r--r--lib/compiler/test/lc_SUITE.erl91
-rw-r--r--lib/compiler/test/map_SUITE.erl6
-rw-r--r--lib/compiler/test/match_SUITE.erl18
-rw-r--r--lib/compiler/test/warnings_SUITE.erl6
5 files changed, 135 insertions, 57 deletions
diff --git a/lib/compiler/test/compile_SUITE.erl b/lib/compiler/test/compile_SUITE.erl
index 0ff03c4295..1c96abe017 100644
--- a/lib/compiler/test/compile_SUITE.erl
+++ b/lib/compiler/test/compile_SUITE.erl
@@ -748,42 +748,65 @@ env_1(Simple, Target) ->
%% compile the generated Core Erlang files.
core(Config) when is_list(Config) ->
- ?line Dog = test_server:timetrap(test_server:minutes(5)),
- ?line PrivDir = ?config(priv_dir, Config),
- ?line Outdir = filename:join(PrivDir, "core"),
- ?line ok = file:make_dir(Outdir),
+ PrivDir = ?config(priv_dir, Config),
+ Outdir = filename:join(PrivDir, "core"),
+ ok = file:make_dir(Outdir),
- ?line Wc = filename:join(filename:dirname(code:which(?MODULE)), "*.beam"),
- ?line TestBeams = filelib:wildcard(Wc),
- ?line Abstr = [begin {ok,{Mod,[{abstract_code,
+ Wc = filename:join(filename:dirname(code:which(?MODULE)), "*.beam"),
+ TestBeams = filelib:wildcard(Wc),
+ Abstr = [begin {ok,{Mod,[{abstract_code,
{raw_abstract_v1,Abstr}}]}} =
beam_lib:chunks(Beam, [abstract_code]),
{Mod,Abstr} end || Beam <- TestBeams],
- ?line Res = test_lib:p_run(fun(F) -> do_core(F, Outdir) end, Abstr),
- ?line test_server:timetrap_cancel(Dog),
- Res.
-
+ test_lib:p_run(fun(F) -> do_core(F, Outdir) end, Abstr).
do_core({M,A}, Outdir) ->
try
- {ok,M,Core} = compile:forms(A, [to_core,report]),
- CoreFile = filename:join(Outdir, atom_to_list(M)++".core"),
- CorePP = core_pp:format(Core),
- ok = file:write_file(CoreFile, CorePP),
- case compile:file(CoreFile, [clint,from_core,binary]) of
- {ok,M,_} ->
- ok = file:delete(CoreFile);
- Other ->
- io:format("*** core_lint failure '~p' for ~s\n",
- [Other,CoreFile]),
- error
- end
- catch Class:Error ->
+ do_core_1(M, A, Outdir)
+ catch
+ throw:{error,Error} ->
+ io:format("*** compilation failure '~p' for module ~s\n",
+ [Error,M]),
+ error;
+ Class:Error ->
io:format("~p: ~p ~p\n~p\n",
[M,Class,Error,erlang:get_stacktrace()]),
error
end.
+do_core_1(M, A, Outdir) ->
+ {ok,M,Core0} = compile:forms(A, [to_core]),
+ CoreFile = filename:join(Outdir, atom_to_list(M)++".core"),
+ CorePP = core_pp:format(Core0),
+ ok = file:write_file(CoreFile, CorePP),
+
+ %% Parse the .core file and return the result as Core Erlang Terms.
+ Core = case compile:file(CoreFile, [report_errors,from_core,no_copt,to_core,binary]) of
+ {ok,M,Core1} -> Core1;
+ Other -> throw({error,Other})
+ end,
+ ok = file:delete(CoreFile),
+
+ %% Compile as usual (including optimizations).
+ compile_forms(Core, [clint,from_core,binary]),
+
+ %% Don't optimize to test that we are not dependent
+ %% on the Core Erlang optmimization passes.
+ %% (Example of a previous bug: The core_parse pass
+ %% would not turn map literals into #c_literal{}
+ %% records; if sys_core_fold was run it would fix
+ %% that; if sys_core_fold was not run v3_kernel would
+ %% crash.)
+ compile_forms(Core, [clint,from_core,no_copt,binary]),
+
+ ok.
+
+compile_forms(Forms, Opts) ->
+ case compile:forms(Forms, [report_errors|Opts]) of
+ {ok,[],_} -> ok;
+ Other -> throw({error,Other})
+ end.
+
%% Compile to Beam assembly language (.S) and then try to
%% run .S through the compiler again.
diff --git a/lib/compiler/test/lc_SUITE.erl b/lib/compiler/test/lc_SUITE.erl
index 398398a397..6c5b34498b 100644
--- a/lib/compiler/test/lc_SUITE.erl
+++ b/lib/compiler/test/lc_SUITE.erl
@@ -18,12 +18,12 @@
%%
-module(lc_SUITE).
--author('[email protected]').
-export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1,
init_per_group/2,end_per_group/2,
init_per_testcase/2,end_per_testcase/2,
basic/1,deeply_nested/1,no_generator/1,
- empty_generator/1,no_export/1]).
+ empty_generator/1,no_export/1,shadow/1,
+ effect/1]).
-include_lib("test_server/include/test_server.hrl").
@@ -31,10 +31,18 @@ suite() -> [{ct_hooks,[ts_install_cth]}].
all() ->
test_lib:recompile(?MODULE),
- [basic, deeply_nested, no_generator, empty_generator, no_export].
+ [{group,p}].
groups() ->
- [].
+ [{p,test_lib:parallel(),
+ [basic,
+ deeply_nested,
+ no_generator,
+ empty_generator,
+ no_export,
+ shadow,
+ effect
+ ]}].
init_per_suite(Config) ->
Config.
@@ -59,34 +67,34 @@ end_per_testcase(Case, Config) when is_atom(Case), is_list(Config) ->
ok.
basic(Config) when is_list(Config) ->
- ?line L0 = lists:seq(1, 10),
- ?line L1 = my_map(fun(X) -> {x,X} end, L0),
- ?line L1 = [{x,X} || X <- L0],
- ?line L0 = my_map(fun({x,X}) -> X end, L1),
- ?line [1,2,3,4,5] = [X || X <- L0, X < 6],
- ?line [4,5,6] = [X || X <- L0, X > 3, X < 7],
- ?line [] = [X || X <- L0, X > 32, X < 7],
- ?line [1,3,5,7,9] = [X || X <- L0, odd(X)],
- ?line [2,4,6,8,10] = [X || X <- L0, not odd(X)],
- ?line [1,3,5,9] = [X || X <- L0, odd(X), X =/= 7],
- ?line [2,4,8,10] = [X || X <- L0, not odd(X), X =/= 6],
+ L0 = lists:seq(1, 10),
+ L1 = my_map(fun(X) -> {x,X} end, L0),
+ L1 = [{x,X} || X <- L0],
+ L0 = my_map(fun({x,X}) -> X end, L1),
+ [1,2,3,4,5] = [X || X <- L0, X < 6],
+ [4,5,6] = [X || X <- L0, X > 3, X < 7],
+ [] = [X || X <- L0, X > 32, X < 7],
+ [1,3,5,7,9] = [X || X <- L0, odd(X)],
+ [2,4,6,8,10] = [X || X <- L0, not odd(X)],
+ [1,3,5,9] = [X || X <- L0, odd(X), X =/= 7],
+ [2,4,8,10] = [X || X <- L0, not odd(X), X =/= 6],
%% Append is specially handled.
- ?line [1,3,5,9,2,4,8,10] = [X || X <- L0, odd(X), X =/= 7] ++
+ [1,3,5,9,2,4,8,10] = [X || X <- L0, odd(X), X =/= 7] ++
[X || X <- L0, not odd(X), X =/= 6],
%% Guards BIFs are evaluated in guard context. Weird, but true.
- ?line [{a,b,true},{x,y,true,true}] = [X || X <- tuple_list(), element(3, X)],
+ [{a,b,true},{x,y,true,true}] = [X || X <- tuple_list(), element(3, X)],
%% Filter expressions with andalso/orelse.
- ?line "abc123" = alphanum("?abc123.;"),
+ "abc123" = alphanum("?abc123.;"),
%% Error cases.
- ?line [] = [{xx,X} || X <- L0, element(2, X) == no_no_no],
- ?line {'EXIT',_} = (catch [X || X <- L1, list_to_atom(X) == dum]),
- ?line [] = [X || X <- L1, X+1 < 2],
- ?line {'EXIT',_} = (catch [X || X <- L1, odd(X)]),
- ?line fc([x], catch [E || E <- id(x)]),
+ [] = [{xx,X} || X <- L0, element(2, X) == no_no_no],
+ {'EXIT',_} = (catch [X || X <- L1, list_to_atom(X) == dum]),
+ [] = [X || X <- L1, X+1 < 2],
+ {'EXIT',_} = (catch [X || X <- L1, odd(X)]),
+ fc([x], catch [E || E <- id(x)]),
ok.
tuple_list() ->
@@ -116,12 +124,12 @@ deeply_nested_1() ->
X16 <- [4],X17 <- [3],X18 <- [fun() -> X16+X17 end],X19 <- [2],X20 <- [1]].
no_generator(Config) when is_list(Config) ->
- ?line Seq = lists:seq(-10, 17),
- ?line [no_gen_verify(no_gen(A, B), A, B) || A <- Seq, B <- Seq],
+ Seq = lists:seq(-10, 17),
+ [no_gen_verify(no_gen(A, B), A, B) || A <- Seq, B <- Seq],
%% Literal expression, for coverage.
- ?line [a] = [a || true],
- ?line [a,b,c] = [a || true] ++ [b,c],
+ [a] = [a || true],
+ [a,b,c] = [a || true] ++ [b,c],
ok.
no_gen(A, B) ->
@@ -174,13 +182,40 @@ no_gen_eval(Fun, Res) ->
no_gen_one_more(A, B) -> A + 1 =:= B.
empty_generator(Config) when is_list(Config) ->
- ?line [] = [X || {X} <- [], (false or (X/0 > 3))],
+ [] = [X || {X} <- [], (false or (X/0 > 3))],
ok.
no_export(Config) when is_list(Config) ->
[] = [ _X = a || false ] ++ [ _X = a || false ],
ok.
+%% Test that variables in list comprehensions are
+%% correctly shadowed.
+
+shadow(Config) when is_list(Config) ->
+ Shadowed = nomatch,
+ _ = id(Shadowed), %Eliminate warning.
+ L = [{Shadowed,Shadowed+1} || Shadowed <- lists:seq(7, 9)],
+ [{7,8},{8,9},{9,10}] = id(L),
+ [8,9] = id([Shadowed || {_,Shadowed} <- id(L),
+ Shadowed < 10]),
+ ok.
+
+effect(Config) when is_list(Config) ->
+ [{42,{a,b,c}}] =
+ do_effect(fun(F, L) ->
+ [F({V1,V2}) ||
+ #{<<1:500>>:=V1,<<2:301>>:=V2} <- L],
+ ok
+ end, id([#{},x,#{<<1:500>>=>42,<<2:301>>=>{a,b,c}}])),
+ ok.
+
+do_effect(Lc, L) ->
+ put(?MODULE, []),
+ F = fun(V) -> put(?MODULE, [V|get(?MODULE)]) end,
+ ok = Lc(F, L),
+ lists:reverse(erase(?MODULE)).
+
id(I) -> I.
fc(Args, {'EXIT',{function_clause,[{?MODULE,_,Args,_}|_]}}) -> ok;
diff --git a/lib/compiler/test/map_SUITE.erl b/lib/compiler/test/map_SUITE.erl
index dbac61765b..bc5ae803c6 100644
--- a/lib/compiler/test/map_SUITE.erl
+++ b/lib/compiler/test/map_SUITE.erl
@@ -319,6 +319,12 @@ t_update_exact(Config) when is_list(Config) ->
{'EXIT',{badarg,_}} = (catch M0#{42=>v1,42.0:=v2,42:=v3}),
{'EXIT',{badarg,_}} = (catch <<>>#{nonexisting:=val}),
{'EXIT',{badarg,_}} = (catch M0#{<<0:257>> := val}), %% limitation
+
+ %% A workaround for a bug allowed an empty map to be updated.
+ {'EXIT',{badarg,_}} = (catch (id(#{}))#{a:=1}),
+ {'EXIT',{badarg,_}} = (catch #{}#{a:=1}),
+ Empty = #{},
+ {'EXIT',{badarg,_}} = (catch Empty#{a:=1}),
ok.
t_update_values(Config) when is_list(Config) ->
diff --git a/lib/compiler/test/match_SUITE.erl b/lib/compiler/test/match_SUITE.erl
index 033988e4c8..74efed7588 100644
--- a/lib/compiler/test/match_SUITE.erl
+++ b/lib/compiler/test/match_SUITE.erl
@@ -22,7 +22,8 @@
init_per_group/2,end_per_group/2,
pmatch/1,mixed/1,aliases/1,match_in_call/1,
untuplify/1,shortcut_boolean/1,letify_guard/1,
- selectify/1,underscore/1,match_map/1,coverage/1]).
+ selectify/1,underscore/1,match_map/1,map_vars_used/1,
+ coverage/1]).
-include_lib("test_server/include/test_server.hrl").
@@ -36,7 +37,7 @@ groups() ->
[{p,[parallel],
[pmatch,mixed,aliases,match_in_call,untuplify,
shortcut_boolean,letify_guard,selectify,
- underscore,match_map,coverage]}].
+ underscore,match_map,map_vars_used,coverage]}].
init_per_suite(Config) ->
@@ -412,6 +413,19 @@ do_match_map(#s{map=#{key:=Val}}=S) ->
%% Would crash with a 'badarg' exception.
S#s{t=Val}.
+map_vars_used(Config) when is_list(Config) ->
+ {some,value} = do_map_vars_used(a, b, #{{a,b}=>42,v=>{some,value}}),
+ ok.
+
+do_map_vars_used(X, Y, Map) ->
+ case {X,Y} of
+ T ->
+ %% core_lib:is_var_used/2 would not consider T used.
+ #{T:=42,v:=Val} = Map,
+ Val
+ end.
+
+
coverage(Config) when is_list(Config) ->
%% Cover beam_dead.
ok = coverage_1(x, a),
diff --git a/lib/compiler/test/warnings_SUITE.erl b/lib/compiler/test/warnings_SUITE.erl
index be0348a92d..6e5a7d35e9 100644
--- a/lib/compiler/test/warnings_SUITE.erl
+++ b/lib/compiler/test/warnings_SUITE.erl
@@ -699,10 +699,10 @@ run(Config, Tests) ->
%% Compiles a test module and returns the list of errors and warnings.
run_test(Conf, Test0, Warnings) ->
- Mod = "warnings_"++test_lib:uniq(),
- Filename = Mod ++ ".erl",
+ Module = "warnings_"++test_lib:uniq(),
+ Filename = Module ++ ".erl",
?line DataDir = ?privdir,
- Test = ["-module(", Mod, "). ", Test0],
+ Test = ["-module(", Module, "). ", Test0],
?line File = filename:join(DataDir, Filename),
?line Opts = [binary,export_all,return|Warnings],
?line ok = file:write_file(File, Test),
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-13 21:18:55 +0000