Subject: Re: [Boost-users] [Lexical Cast] Strange behaviour
From: Robert Jones (robertgbjones_at_[hidden])
Date: 2009-03-18 16:12:43
On Wed, Mar 18, 2009 at 4:16 PM, Alexander Nasonov <alnsn_at_[hidden]> wrote:
> Hi Robert,
> My MSVC ionstallation is broken. Can you please build the following
> program,
> pass -1 to it and check the exit code?
>
> #include <iostream>
> int main() { unsigned int i; std::cin >> i; return std::cin.good() ? 0 : 1;
> }
>
>
Ah, good plan, I'll do it tm when I have the compiler available.
Ultimately I believe the behaviour occurs because strtoul() returns the
global errno, and it's not checked by the streaming lib, so it will
be interesting to see the stream state.
Cheers, Rob.