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| author | Björn-Egil Dahlberg <[email protected]> | 2014-03-06 20:32:01 +0100 |
|---|---|---|
| committer | Björn-Egil Dahlberg <[email protected]> | 2014-03-17 17:47:35 +0100 |
| commit | c43dd2abaae653d5411fc662cad177c5971dde3b (patch) | |
| tree | a16ab4551d492b6ead784ecb4686bae855ea77e5 /lib/compiler | |
| parent | 2890335ec4ecee6888d184a6dc73c7fc227c0566 (diff) | |
| download | otp-c43dd2abaae653d5411fc662cad177c5971dde3b.tar.gz otp-c43dd2abaae653d5411fc662cad177c5971dde3b.tar.bz2 otp-c43dd2abaae653d5411fc662cad177c5971dde3b.zip | |
compiler: Support literal maps in cerl_clauses:match/2
Diffstat (limited to 'lib/compiler')
| -rw-r--r-- | lib/compiler/src/cerl_clauses.erl | 11 |
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 -> |