From: Peter Danielsson <e96pd AT efd DOT lth DOT se>
Newsgroups: comp.os.msdos.djgpp
Subject: Re: "for" messages
Date: Tue, 23 Nov 1999 00:58:48 +0100
Organization: Student
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To: djgpp AT delorie DOT com
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Reply-To: djgpp AT delorie DOT com

They are only warnings and should compile anyway.

Rodeo Red wrote:

> This short example program from "Using C++ by Rob McGregor will not
> complile with djgpp and produces the messages below.  I assume it
> probably does compile on some other compiler so I thought you could tell
> me what's making djgpp puke.
>
> //////////////////////////////////////////////////////
> //  Module  : array2.cpp
> //
> //  Purpose : Shows the simple usage of a
> //            one-dimensional array
> //////////////////////////////////////////////////////
>
> #include <iostream.h>
>
> void main()
> {
>    // Create an array of five integers
>    //
>    float num[5];
>
>    // Iterate through the array elements, initializing
>    // them with float values
>    //
>    for (int i = 0; i < 5; i++)
>       num[i] = i * 2.25f;
>
>    // Iterate through the array elements,
>    //   displaying their values...
>
>    for (i = 0; i < 5; i++)
>       cout << "num[" << i <<"] == " << num[i] << '\n';
> }
>
> Produces these messages :
>
> testfile.cpp: In function `int main(...)':
> testfile.cpp:25: name lookup of `i' changed for new ANSI `for' scoping
> testfile.cpp:19:   using obsolete binding at `i'
>
> Line 25 is:    for (i = 0; i < 5; i++)
> Line 19 is:     for (int i = 0; i < 5; i++)
> djgpp compiler does not seem to tell me if these are error messages or
> warnings. Is there any way to tell ?
>
> Also what are these messages trying to tell me ? I have no idea what
> they mean. How can I make this program work ?
>
> I searched for "binding" and "scope" in the faq but didn't find
> anything.
>
> Is there anywhere I can find a list of errors and warnings with
> explainations of what they mean ?
>
> Red
>
> --