[erlang-questions] Bug ?!
Bengt Kleberg
bengt.kleberg@REDACTED
Mon Oct 2 09:11:50 CEST 2006
On 2006-10-02 05:27, datacompboy wrote:
> Is that a bug of compiler?
>
> -module(a).
> -record(x, {a, b, c}).
> -export([bug/1]).
>
> bug(X) ->
> receive
> {msg, X#x.a} -> ok
> after 0 -> ok
> end.
the notation X#x.a is (after the pre-processor has pre-processed it) a
function call. you are not allowed function calls in the receive
statement. ie, this is (also) wrong:
bug(X) ->
receive
{msg, func(X)} -> ok
after 0 -> ok
end;
func(_X) -> ok.
bengt
--
EPO guidelines 1978: "If the contribution to the known art resides
solely in a computer program then the subject matter is not
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