Re: [Boost-users] [Coroutine] Assertion when coroutine is not run

Subject: Re: [Boost-users] [Coroutine] Assertion when coroutine is not run
From: Brian Ravnsgaard Riis (brian_at_[hidden])
Date: 2014-03-10 04:15:50

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On 2014-03-10 09:04, Brian Ravnsgaard Riis wrote:
> Hi Oliver, thanks for replying.
> 
> Maybe I should've mentioned that I only call the push_type if
> there's anything left in the buffer:
> 
> while(begin != end && !validResult) { parser(*begin++) }
> 
> "parser" is the push_type, obviously; begin and end are iterators
> into the buffer I'm parsing. Anyway, I quickly tried to add the
> check in the coroutine as well, but that did not change anything. I
> didn't expect it to, as *I never call the push_type anyway!*
> 
> If I "merge" the above push_type with the one I use for parsing
> the message header and just re-use that, then the assertion also
> does not trigger. The problem seems to be that the push_type is
> initialised with the lambda but then never called.
> 
> Will experiment a bit more...
> 
> /Brian

I tried adding a test case to Boost.Coroutine's own test suite. As my
case I just build a push_type<char> and initialise with a lambda but
then never call it. Same assertion.

See attached diff.

 /Brian
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