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From: Ioannis Vranos <ivr@remove.this.grad.com>
Newsgroups: comp.lang.ada,comp.lang.c++,comp.realtime,comp.software-eng
Subject: Re: [OT] Re: Teaching new tricks to an old dog (C++ -->Ada)
Date: Sat, 05 Mar 2005 22:27:51 +0200
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Date: 2005-03-05T22:27:51+02:00
List-Id: <comp.lang.ada>

Ludovic Brenta wrote:

> It is true that, in ISO C++, loop variables declared in the for
> statement are not visible outside the loop.  However, the library I
> was working on did make use of the loop variable after the loop, and
> none of our 4 or 5 different C++ compilers complained about it.
> 
> Which brings me to the general question: is there any
> standard-compliant C++ compiler in existence?  Or are compilers only
> "mostly compliant" or "close enough" or some other ill-defined term?


int main()
{
     for(int i=0; i<10; ++i)
        ;

     i=7;
}

C:\c>g++ temp.cpp -o temp.exe
temp.cpp: In function `int main()':
temp.cpp:6: error: name lookup of `i' changed for new ISO `for' scoping
temp.cpp:3: error:   using obsolete binding at `i'

C:\c>



C:\c>cl temp.cpp
Microsoft (R) 32-bit C/C++ Optimizing Compiler Version 14.00.41013 for 80x86
Copyright (C) Microsoft Corporation.  All rights reserved.

temp.cpp
temp.cpp(6) : error C2065: 'i' : undeclared identifier

C:\c>



-- 
Ioannis Vranos

http://www23.brinkster.com/noicys