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-rw-r--r--lib/compiler/src/cerl_clauses.erl11
1 files changed, 8 insertions, 3 deletions
diff --git a/lib/compiler/src/cerl_clauses.erl b/lib/compiler/src/cerl_clauses.erl
index 76d70dcabf..87bd47c08b 100644
--- a/lib/compiler/src/cerl_clauses.erl
+++ b/lib/compiler/src/cerl_clauses.erl
@@ -356,14 +356,19 @@ match(P, E, Bs) ->
end;
map ->
%% The most we can do is to say "definitely no match" if a
- %% binary pattern is matched against non-binary data.
+ %% map pattern is matched against non-map data.
case E of
any ->
{false, Bs};
_ ->
case type(E) of
- literal ->
- none;
+ literal ->
+ case is_map(concrete(E)) of
+ false ->
+ none;
+ true ->
+ {false, Bs}
+ end;
cons ->
none;
tuple ->