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-rw-r--r--lib/compiler/src/cerl_inline.erl32
1 files changed, 27 insertions, 5 deletions
diff --git a/lib/compiler/src/cerl_inline.erl b/lib/compiler/src/cerl_inline.erl
index 191efa3032..f4eaa17e72 100644
--- a/lib/compiler/src/cerl_inline.erl
+++ b/lib/compiler/src/cerl_inline.erl
@@ -1429,17 +1429,26 @@ inline(E, #app{opnds = Opnds, ctxt = Ctxt, loc = L}, Ren, Env, S) ->
{E, S};
true ->
%% Create local bindings for the parameters to their
- %% respective operand structures from the app-structure, and
- %% visit the body in the context saved in the structure.
+ %% respective operand structures from the app-structure.
{Rs, Ren1, Env1, S1} = bind_locals(Vs, Opnds, Ren, Env, S),
- {E1, S2} = i(fun_body(E), Ctxt, Ren1, Env1, S1),
+
+ %% function_clause exceptions that have been inlined
+ %% into another function (or even into the same function)
+ %% will not work properly. The v3_kernel pass will
+ %% take care of it, but we will need to help it by
+ %% removing any function_name annotations on match_fail
+ %% primops that we inline.
+ E1 = kill_function_name_anns(fun_body(E)),
+
+ %% Visit the body in the context saved in the structure.
+ {E2, S2} = i(E1, Ctxt, Ren1, Env1, S1),
%% Create necessary bindings and/or set flags.
- {E2, S3} = make_let_bindings(Rs, E1, S2),
+ {E3, S3} = make_let_bindings(Rs, E2, S2),
%% Lastly, flag the application as inlined, since the inlining
%% attempt was not aborted before we reached this point.
- {E2, st__set_app_inlined(L, S3)}
+ {E3, st__set_app_inlined(L, S3)}
end.
%% For the (possibly renamed) argument variables to an inlined call,
@@ -2370,6 +2379,19 @@ kill_id_anns([A | As]) ->
kill_id_anns([]) ->
[].
+kill_function_name_anns(Body) ->
+ F = fun(P) ->
+ case type(P) of
+ primop ->
+ Ann = get_ann(P),
+ Ann1 = lists:keydelete(function_name, 1, Ann),
+ set_ann(P, Ann1);
+ _ ->
+ P
+ end
+ end,
+ cerl_trees:map(F, Body).
+
%% =====================================================================
%% General utilities