Are you using the release version of 1.2.0? I get the behavior you
describe when I use a snapshot of 1.2.0 from when I built from source,
but when I use lein repl in a project with a dependency on 1.2.0, all
three forms fail with the same exception.
On Sep 8, 9:44 am, Nicolas Oury <nicolas.o...@gmail.com> wrote:
> Dear all,
>
> Clojure 1.2.0
>
> (deftype A [ ^{:unsynchronized-mutable true} foo ]
> Object
> (hashCode
> [x] (set! foo :foo)
>
> 5
>
> ))
>
> works very nicely.
>
> (deftype A [ ^{:unsynchronized-mutable true} foo ]
> Object
> (hashCode
> [x] (try (set! foo :foo))
>
> ))
>
> also works.
>
> (deftype A [ ^{:unsynchronized-mutable true} foo ]
> Object
> (hashCode
> [x] (try (set! foo :foo))
> 4
> ))
>
> fails:
>
> Cannot assign to non-mutable: foo
> [Thrown class java.lang.IllegalArgumentException]
>
> This is less useless than it seems. (try is called within locking,
> which can be useful when setting something unsynchronized)
>
> Is it a known bug? Does it happen to other people than me?
>
> Best regards,
>
> Nicolas.
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