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Re: Unexpected results while working with floats

by Greg Herlihy <greghe@[EMAIL PROTECTED] > May 12, 2008 at 04:02 PM

On May 12, 3:08=A0pm, Lionel B <m...@[EMAIL PROTECTED]
> wrote:
>
> On my system (compiler GCC 4.1.2) with
>
> =A0 float f =3D 139.4;
>
> and compiled with:
>
> =A0 g++ -std=3Dc++98 -pedantic -Wall -Wextra
>
> I get no warnings and the output is 'Expected result'. Should the
> compiler warn if there's an implicit conversion? Or only if it results
in
> loss of precision?

The g++ compiler can issue a warning if you want one:

   g++ -Wshorten-64-to-32

Greg
 




 14 Posts in Topic:
Unexpected results while working with floats
bintom <binoythomas110  2008-05-12 08:09:47 
Re: Unexpected results while working with floats
Lionel B <me@[EMAIL PR  2008-05-12 15:23:03 
Re: Unexpected results while working with floats
bintom <binoythomas110  2008-05-12 08:59:36 
Re: Unexpected results while working with floats
"Victor Bazarov"  2008-05-12 12:38:44 
Re: Unexpected results while working with floats
=?UTF-8?B?RXJpayBXaWtzdHL  2008-05-12 16:42:20 
Re: Unexpected results while working with floats
Lionel B <me@[EMAIL PR  2008-05-12 16:33:21 
Re: Unexpected results while working with floats
Lionel B <me@[EMAIL PR  2008-05-12 22:08:09 
Re: Unexpected results while working with floats
Greg Herlihy <greghe@[  2008-05-12 16:02:54 
Re: Unexpected results while working with floats
Lionel B <me@[EMAIL PR  2008-05-13 08:55:23 
Re: Unexpected results while working with floats
Lionel B <me@[EMAIL PR  2008-05-13 09:04:36 
Re: Unexpected results while working with floats
Greg Herlihy <greghe@[  2008-05-13 02:50:53 
Re: Unexpected results while working with floats
Lionel B <me@[EMAIL PR  2008-05-13 10:11:49 
Re: Unexpected results while working with floats
Juha Nieminen <nospam@  2008-05-13 16:43:14 
Re: Unexpected results while working with floats
bintom <binoythomas110  2008-05-14 09:19:34 

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tan12V112 Fri Jul 25 21:09:24 CDT 2008.