Re: [Boost-users] [boost-users][StateChart]polymorphic_downcastfailure

Subject: Re: [Boost-users] [boost-users][StateChart]polymorphic_downcastfailure
From: Andreas Huber (ahd6974-spamboostorgtrap_at_[hidden])
Date: 2009-05-01 10:47:41

> By the way, isn't it worth verifying in compile-time that MostDerived
> is actually the most derived?

At compile time, you could verify that A is a subclass of sc::event<A>, but 
that doesn't stop you to define your events as follows ...

struct A : sc:event<A> {};
struct B : sc::event<A> {};

... which (I guess) was what you have run into?

Regards,

-- 
Andreas Huber
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