From 1e4b7915dd529214c9ab61687cd31f9d4f7425b4 Mon Sep 17 00:00:00 2001 From: Vance Shipley Date: Mon, 10 Jul 2017 10:46:10 +0530 Subject: Correct type specification in ssl:prf/5 Current implementation expects Seed to be a list. Correct type specification to match. --- lib/ssl/src/ssl.erl | 2 +- lib/ssl/src/ssl_connection.erl | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) (limited to 'lib') diff --git a/lib/ssl/src/ssl.erl b/lib/ssl/src/ssl.erl index 75eb308ba5..801aa8f256 100644 --- a/lib/ssl/src/ssl.erl +++ b/lib/ssl/src/ssl.erl @@ -569,7 +569,7 @@ renegotiate(#sslsocket{pid = {Listen,_}}) when is_port(Listen) -> %%-------------------------------------------------------------------- -spec prf(#sslsocket{}, binary() | 'master_secret', binary(), - binary() | prf_random(), non_neg_integer()) -> + [binary() | prf_random()], non_neg_integer()) -> {ok, binary()} | {error, reason()}. %% %% Description: use a ssl sessions TLS PRF to generate key material diff --git a/lib/ssl/src/ssl_connection.erl b/lib/ssl/src/ssl_connection.erl index fb87662c7b..f3fbe254f3 100644 --- a/lib/ssl/src/ssl_connection.erl +++ b/lib/ssl/src/ssl_connection.erl @@ -264,7 +264,7 @@ renegotiation(ConnectionPid) -> %%-------------------------------------------------------------------- -spec prf(pid(), binary() | 'master_secret', binary(), - binary() | ssl:prf_random(), non_neg_integer()) -> + [binary() | ssl:prf_random()], non_neg_integer()) -> {ok, binary()} | {error, reason()} | {'EXIT', term()}. %% %% Description: use a ssl sessions TLS PRF to generate key material -- cgit v1.2.3 From f59e70ce61913356a67d58e03d6b68c29e983363 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Bj=C3=B6rn=20Gustavsson?= Date: Mon, 7 Aug 2017 07:00:14 +0200 Subject: sys_core_fold: Fix unsafe optimization of non-variable apply The sys_core_fold pass would do an unsafe "optimization" when an apply operation did not have a variable in the function position as in the following example: > cat test1.core module 'test1' ['test1'/2] attributes [] 'i'/1 = fun (_f) -> _f 'test1'/2 = fun (_f, _x) -> apply apply 'i'/1 (_f) (_x) end > erlc test1.core no_file: Warning: invalid function call Reported-by: Mikael Pettersson --- lib/compiler/src/sys_core_fold.erl | 6 +- lib/compiler/test/core_SUITE.erl | 8 ++- .../test/core_SUITE_data/non_variable_apply.core | 80 ++++++++++++++++++++++ 3 files changed, 88 insertions(+), 6 deletions(-) create mode 100644 lib/compiler/test/core_SUITE_data/non_variable_apply.core (limited to 'lib') diff --git a/lib/compiler/src/sys_core_fold.erl b/lib/compiler/src/sys_core_fold.erl index e0cd6da06f..d73060fb7e 100644 --- a/lib/compiler/src/sys_core_fold.erl +++ b/lib/compiler/src/sys_core_fold.erl @@ -395,10 +395,10 @@ expr(#c_receive{clauses=Cs0,timeout=T0,action=A0}=Recv, Ctxt, Sub) -> expr(#c_apply{anno=Anno,op=Op0,args=As0}=App, _, Sub) -> Op1 = expr(Op0, value, Sub), As1 = expr_list(As0, value, Sub), - case Op1 of - #c_var{} -> + case cerl:is_data(Op1) of + false -> App#c_apply{op=Op1,args=As1}; - _ -> + true -> add_warning(App, invalid_call), Err = #c_call{anno=Anno, module=#c_literal{val=erlang}, diff --git a/lib/compiler/test/core_SUITE.erl b/lib/compiler/test/core_SUITE.erl index f8839da42f..0e07e8dd2e 100644 --- a/lib/compiler/test/core_SUITE.erl +++ b/lib/compiler/test/core_SUITE.erl @@ -28,7 +28,8 @@ map_core_test/1,eval_case/1,bad_boolean_guard/1, bs_shadowed_size_var/1, cover_v3_kernel_1/1,cover_v3_kernel_2/1,cover_v3_kernel_3/1, - cover_v3_kernel_4/1,cover_v3_kernel_5/1]). + cover_v3_kernel_4/1,cover_v3_kernel_5/1, + non_variable_apply/1]). -include_lib("common_test/include/ct.hrl"). @@ -56,7 +57,8 @@ groups() -> map_core_test,eval_case,bad_boolean_guard, bs_shadowed_size_var, cover_v3_kernel_1,cover_v3_kernel_2,cover_v3_kernel_3, - cover_v3_kernel_4,cover_v3_kernel_5 + cover_v3_kernel_4,cover_v3_kernel_5, + non_variable_apply ]}]. @@ -90,7 +92,7 @@ end_per_group(_GroupName, Config) -> ?comp(cover_v3_kernel_3). ?comp(cover_v3_kernel_4). ?comp(cover_v3_kernel_5). - +?comp(non_variable_apply). try_it(Mod, Conf) -> Src = filename:join(proplists:get_value(data_dir, Conf), diff --git a/lib/compiler/test/core_SUITE_data/non_variable_apply.core b/lib/compiler/test/core_SUITE_data/non_variable_apply.core new file mode 100644 index 0000000000..d9322cc455 --- /dev/null +++ b/lib/compiler/test/core_SUITE_data/non_variable_apply.core @@ -0,0 +1,80 @@ +module 'non_variable_apply' ['module_info'/0, + 'module_info'/1, + 'non_variable_apply'/0] + attributes [] + +'non_variable_apply'/0 = + %% Line 4 + fun () -> + case <> of + <> when 'true' -> + let = + fun (_@c0) -> + %% Line 5 + case _@c0 of + <'ok'> when 'true' -> + 'ok' + ( <_@c1> when 'true' -> + ( primop 'match_fail' + ({'function_clause',_@c1}) + -| [{'function_name',{'-non_variable_apply/0-fun-0-',1}}] ) + -| ['compiler_generated'] ) + end + in let = + fun (_@c5,_@c4) -> + %% Line 6 + case <_@c5,_@c4> of + when 'true' -> + apply apply 'id'/1 (F) (X) + ( <_@c7,_@c6> when 'true' -> + ( primop 'match_fail' + ({'function_clause',_@c7,_@c6}) + -| [{'function_name',{'-non_variable_apply/0-fun-1-',2}}] ) + -| ['compiler_generated'] ) + end + in %% Line 9 + apply F + (OkFun, 'ok') + ( <> when 'true' -> + ( primop 'match_fail' + ({'function_clause'}) + -| [{'function_name',{'non_variable_apply',0}}] ) + -| ['compiler_generated'] ) + end +'id'/1 = + %% Line 11 + fun (_@c0) -> + case _@c0 of + when 'true' -> + I + ( <_@c1> when 'true' -> + ( primop 'match_fail' + ({'function_clause',_@c1}) + -| [{'function_name',{'id',1}}] ) + -| ['compiler_generated'] ) + end +'module_info'/0 = + fun () -> + case <> of + <> when 'true' -> + call 'erlang':'get_module_info' + ('non_variable_apply') + ( <> when 'true' -> + ( primop 'match_fail' + ({'function_clause'}) + -| [{'function_name',{'module_info',0}}] ) + -| ['compiler_generated'] ) + end +'module_info'/1 = + fun (_@c0) -> + case _@c0 of + when 'true' -> + call 'erlang':'get_module_info' + ('non_variable_apply', X) + ( <_@c1> when 'true' -> + ( primop 'match_fail' + ({'function_clause',_@c1}) + -| [{'function_name',{'module_info',1}}] ) + -| ['compiler_generated'] ) + end +end -- cgit v1.2.3