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-rw-r--r--lib/compiler/test/Makefile1
-rw-r--r--lib/compiler/test/compilation_SUITE.erl20
-rw-r--r--lib/compiler/test/core_fold_SUITE.erl50
-rw-r--r--lib/compiler/test/unused_multiple_values_error.core11
4 files changed, 79 insertions, 3 deletions
diff --git a/lib/compiler/test/Makefile b/lib/compiler/test/Makefile
index b9c5be09ce..51b3064589 100644
--- a/lib/compiler/test/Makefile
+++ b/lib/compiler/test/Makefile
@@ -75,6 +75,7 @@ INLINE= \
CORE_MODULES = \
bs_shadowed_size_var \
+ unused_multiple_values_error \
nested_call_in_case
diff --git a/lib/compiler/test/compilation_SUITE.erl b/lib/compiler/test/compilation_SUITE.erl
index f8f74e6f7a..a62ec7ce79 100644
--- a/lib/compiler/test/compilation_SUITE.erl
+++ b/lib/compiler/test/compilation_SUITE.erl
@@ -50,7 +50,8 @@ groups() ->
trycatch_4,opt_crash,otp_5404,otp_5436,otp_5481,
otp_5553,otp_5632,otp_5714,otp_5872,otp_6121,
otp_6121a,otp_6121b,otp_7202,otp_7345,on_load,
- string_table,otp_8949_a,otp_8949_a,split_cases]}].
+ string_table,otp_8949_a,otp_8949_a,split_cases,
+ beam_utils_liveopt]}].
init_per_suite(Config) ->
Config.
@@ -683,4 +684,21 @@ do_split_cases(A) ->
end,
Z.
+-record(alarmInfo, {type,cause,origin}).
+
+beam_utils_liveopt(Config) ->
+ F = beam_utils_liveopt_fun(42, pebkac, user),
+ void = F(42, #alarmInfo{type=sctp,cause=pebkac,origin=user}),
+ ok.
+
+beam_utils_liveopt_fun(Peer, Cause, Origin) ->
+ fun(PeerNo, AlarmInfo)
+ when PeerNo == Peer andalso
+ AlarmInfo == #alarmInfo{type=sctp,
+ cause=Cause,
+ origin=Origin} ->
+ void
+ end.
+
+
id(I) -> I.
diff --git a/lib/compiler/test/core_fold_SUITE.erl b/lib/compiler/test/core_fold_SUITE.erl
index 53a65d8d17..abc9ab6a72 100644
--- a/lib/compiler/test/core_fold_SUITE.erl
+++ b/lib/compiler/test/core_fold_SUITE.erl
@@ -21,7 +21,8 @@
-export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1,
init_per_group/2,end_per_group/2,
t_element/1,setelement/1,t_length/1,append/1,t_apply/1,bifs/1,
- eq/1,nested_call_in_case/1,guard_try_catch/1,coverage/1]).
+ eq/1,nested_call_in_case/1,guard_try_catch/1,coverage/1,
+ unused_multiple_values_error/1,unused_multiple_values/1]).
-export([foo/0,foo/1,foo/2,foo/3]).
@@ -36,7 +37,8 @@ all() ->
groups() ->
[{p,test_lib:parallel(),
[t_element,setelement,t_length,append,t_apply,bifs,
- eq,nested_call_in_case,guard_try_catch,coverage]}].
+ eq,nested_call_in_case,guard_try_catch,coverage,
+ unused_multiple_values_error,unused_multiple_values]}].
init_per_suite(Config) ->
@@ -69,6 +71,9 @@ t_element(Config) when is_list(Config) ->
?line {'EXIT',{badarg,_}} = (catch element(5, {a,b,c,d})),
?line {'EXIT',{badarg,_}} = (catch element(5, {a,b,X,d})),
?line {'EXIT',{badarg,_}} = (catch element(5.0, {a,b,X,d})),
+ {'EXIT',{badarg,_}} = (catch element(2, not_a_tuple)),
+ {'EXIT',{badarg,_}} = (catch element(2, [])),
+ {'EXIT',{badarg,_}} = (catch element(2, Tuple == 3)),
case id({a,b,c}) of
{_,_,_}=Tup ->
?line {'EXIT',{badarg,_}} = (catch element(4, Tup))
@@ -89,6 +94,9 @@ setelement(Config) when is_list(Config) ->
?line {'EXIT',{badarg,_}} = (catch setelement_crash({a,b,c,d,e,f})),
?line error = setelement_crash_2({a,b,c,d,e,f}, <<42>>),
+
+ {'EXIT',{badarg,_}} = (catch setelement(1, not_a_tuple, New)),
+
ok.
setelement_crash(Tuple) ->
@@ -283,3 +291,41 @@ cover_is_safe_bool_expr(X) ->
end.
id(I) -> I.
+
+unused_multiple_values_error(Config) when is_list(Config) ->
+ PrivDir = ?config(priv_dir, Config),
+ Dir = filename:dirname(code:which(?MODULE)),
+ Core = filename:join(Dir, "unused_multiple_values_error"),
+ Opts = [no_copt,clint,return,from_core,{outdir,PrivDir}
+ |test_lib:opt_opts(?MODULE)],
+ {error,[{unused_multiple_values_error,
+ [{core_lint,{return_mismatch,{hello,1}}}]}],
+ []} = c:c(Core, Opts),
+ ok.
+
+unused_multiple_values(Config) when is_list(Config) ->
+ put(unused_multiple_values, []),
+ [false] = test_unused_multiple_values(false),
+ [b,a,{a,b},false] = test_unused_multiple_values({a,b}),
+ ok.
+
+test_unused_multiple_values(X) ->
+ ok = do_unused_multiple_values(X),
+ get(unused_multiple_values).
+
+do_unused_multiple_values(X) ->
+ case do_something(X) of
+ false ->
+ A = false;
+ Res ->
+ {A,B} = Res,
+ do_something(A),
+ do_something(B)
+ end,
+ _ThisShouldNotFail = A,
+ ok.
+
+do_something(I) ->
+ put(unused_multiple_values,
+ [I|get(unused_multiple_values)]),
+ I.
diff --git a/lib/compiler/test/unused_multiple_values_error.core b/lib/compiler/test/unused_multiple_values_error.core
new file mode 100644
index 0000000000..e06587c936
--- /dev/null
+++ b/lib/compiler/test/unused_multiple_values_error.core
@@ -0,0 +1,11 @@
+module 'unused_multiple_values_error' ['hello'/1]
+ attributes []
+'hello'/1 =
+ fun (_cor0) ->
+ do
+ case _cor0 of
+ <_cor0> when 'true' ->
+ <'ok','ok'>
+ end
+ 'ok'
+end