On 03/03/2012 18:35, Timon Gehr wrote:
> On 03/03/2012 12:09 PM, Nicolas Silva wrote:
>> Hi,
>>
>> I'm trying to send structs using std.concurrency. the struct contains
>> a Tid (the id of the sender) so that the receiver can send an answer.
>>
>> say:
>>
>> struct Foo
>> {
>> Tid tid;
>> string str;
>> }
>>
>> // ...
>>
>> Foo f = {
>> tid: thisTid,
>> str: "hello!"
>> };
>> std.concurrency.send(someThread, f);
>> // /usr/include/d/dmd/phobos/std/concurrency.d(465): Error: static
>> assert "Aliases to mutable thread-local data not allowed."
>> // hello.d(15): instantiated from here: send!(Foo)
>>
>> However, I can send a Tid if I pass it directly as a parameter of the
>> send function instead of passing it within a struct.
>>
>> Is this a bug ? It looks like so to me but I guess I could have missed
>> something.
>>
>> thanks in advance,
>>
>> Nicolas
>
> Yes, this seems to be a bug.
>
> Workaround:
>
> struct Foo{
> string s;
> Tid id;
> }
>
> void foo(){
> Foo foo;
> receive((Tuple!(string,"s",Tid,"id") bar){foo=Foo(bar.s,bar.id);});
> }
>
> void main(){
> auto id = spawn(&foo);
> id.send("string",id);
> ...
> }
I had a similar problem with this an it seems this is still a bug with
dmd 2.072.
best regards,
christian
