This is the mail archive of the cygwin@cygwin.com mailing list for the Cygwin project.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]

Re: Is this specific to cygwin or gcc?


"George J. Wakileh" wrote:
> 
> Hello,
> 
> I am using cygwin 1.3.1 with gcc 2.95.3.  In the simple c program below,
> there seems to be a bug in gcc when using floats.  There is a factor of 10.
> 
> I asked a friend in Canada to check this on Borland.  She replied she got
> everything to work fine and the second result is 8.5 not 85.0 as I am
> getting from cygwin gcc.
> 
> Any hints as to what is happening?
> 
> Thanks,
> 
> George
> 
> ---
> 
> main()
> {   double a, b, c;
> 
>       printf("\nEnter a --> ");
>       scanf("%lf", &a);
> 
>       printf("\nEnter b --> ");
>       scanf("%lf", &b);
> 
>         c = (a + b) / 2.;
>         printf("a is %lf,", a);
>         printf(" and b is %lf\n", b);
>         printf("The average is %lf\n", c);
> }
> 
> Enter a --> 6
> 
> Enter b --> 7
> a is 6.000000, and b is 7.000000
> The average is 6.500000
> 
> Enter a --> 6.5
> 
> Enter b --> 8.5
> a is 65.000000, and b is 85.000000
> The average is 75.000000
> 

http://www.google.com/search?hl=en&lr=&safe=off&q=float+2001+site%3Acygwin.com

-- 
Earnie.

_________________________________________________________
Do You Yahoo!?
Get your free @yahoo.com address at http://mail.yahoo.com


--
Want to unsubscribe from this list?
Check out: http://cygwin.com/ml/#unsubscribe-simple


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]