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-rw-r--r--lib/compiler/src/compile.erl13
-rw-r--r--lib/compiler/test/warnings_SUITE.erl28
-rw-r--r--lib/kernel/doc/src/rpc.xml16
3 files changed, 54 insertions, 3 deletions
diff --git a/lib/compiler/src/compile.erl b/lib/compiler/src/compile.erl
index 37da045d25..3868b971a3 100644
--- a/lib/compiler/src/compile.erl
+++ b/lib/compiler/src/compile.erl
@@ -684,7 +684,7 @@ kernel_passes() ->
{iff,core,?pass(save_core_code)},
%% Kernel Erlang and code generation.
- {pass,v3_kernel},
+ ?pass(v3_kernel),
{iff,dkern,{listing,"kernel"}},
{iff,'to_kernel',{done,"kernel"}},
{pass,v3_life},
@@ -1243,6 +1243,17 @@ core_fold_module_after_inlining(#compile{code=Code0,options=Opts}=St) ->
{ok,Code,_Ws} = sys_core_fold:module(Code0, Opts),
{ok,St#compile{code=Code}}.
+v3_kernel(#compile{code=Code0,options=Opts,warnings=Ws0}=St) ->
+ {ok,Code,Ws} = v3_kernel:module(Code0, Opts),
+ case Ws =:= [] orelse test_core_inliner(St) of
+ false ->
+ {ok,St#compile{code=Code,warnings=Ws0++Ws}};
+ true ->
+ %% cerl_inline may produce code that generates spurious
+ %% warnings. Ignore any such warnings.
+ {ok,St#compile{code=Code}}
+ end.
+
test_old_inliner(#compile{options=Opts}) ->
%% The point of this test is to avoid loading the old inliner
%% if we know that it will not be used.
diff --git a/lib/compiler/test/warnings_SUITE.erl b/lib/compiler/test/warnings_SUITE.erl
index 35f7db82bd..72ead22191 100644
--- a/lib/compiler/test/warnings_SUITE.erl
+++ b/lib/compiler/test/warnings_SUITE.erl
@@ -42,7 +42,7 @@
comprehensions/1,maps/1,maps_bin_opt_info/1,
redundant_boolean_clauses/1,
latin1_fallback/1,underscore/1,no_warnings/1,
- bit_syntax/1]).
+ bit_syntax/1,inlining/1]).
init_per_testcase(_Case, Config) ->
Config.
@@ -65,7 +65,7 @@ groups() ->
bin_opt_info,bin_construction,comprehensions,maps,
maps_bin_opt_info,
redundant_boolean_clauses,latin1_fallback,
- underscore,no_warnings,bit_syntax]}].
+ underscore,no_warnings,bit_syntax,inlining]}].
init_per_suite(Config) ->
Config.
@@ -822,6 +822,30 @@ bit_syntax(Config) ->
run(Config, Ts),
ok.
+inlining(Config) ->
+ %% Make sure that no spurious warnings are generated
+ %% when inlining.
+ Ts = [{inlining_1,
+ <<"-compile(inline).
+ compute1(X) -> add(X, 0).
+ add(1, 0) -> 1;
+ add(1, Y) -> 1 + Y;
+ add(X, Y) -> X + Y.
+ ">>,
+ [],
+ []},
+ {inlining_2,
+ <<"-compile({inline,[add/2]}).
+ compute1(X) -> add(X, 0).
+ add(1, 0) -> 1;
+ add(1, Y) -> 1 + Y;
+ add(X, Y) -> X + Y.
+ ">>,
+ [],
+ []}
+ ],
+ run(Config, Ts),
+ ok.
%%%
%%% End of test cases.
diff --git a/lib/kernel/doc/src/rpc.xml b/lib/kernel/doc/src/rpc.xml
index 5944e9321a..adec2d9520 100644
--- a/lib/kernel/doc/src/rpc.xml
+++ b/lib/kernel/doc/src/rpc.xml
@@ -88,6 +88,12 @@
to retrieve the value of evaluating <c>apply(<anno>Module</anno>,
<anno>Function</anno>, <anno>Args</anno>)</c> on node
<c><anno>Node</anno></c>.</p>
+ <note>
+ <p><seealso marker="#yield/1"><c>yield/1</c></seealso> and
+ <seealso marker="#nb_yield/1"><c>nb_yield/1,2</c></seealso>
+ must be called by the same process from which this function
+ was made otherwise they will never yield correctly.</p>
+ </note>
</desc>
</func>
@@ -299,6 +305,11 @@
the tuple <c>{value, <anno>Val</anno>}</c> when the computation is
finished, or <c>timeout</c> when <c><anno>Timeout</anno></c>
milliseconds has elapsed.</p>
+ <note>
+ <p>This function must be called by the same process from which
+ <seealso marker="#async_call/4"><c>async_call/4</c></seealso>
+ was made otherwise it will only return <c>timeout</c>.</p>
+ </note>
</desc>
</func>
@@ -407,6 +418,11 @@
If the answer is available, it is
returned immediately. Otherwise, the calling process is
suspended until the answer arrives from <c>Node</c>.</p>
+ <note>
+ <p>This function must be called by the same process from which
+ <seealso marker="#async_call/4"><c>async_call/4</c></seealso>
+ was made otherwise it will never return.</p>
+ </note>
</desc>
</func>
</funcs>