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From: "K.J.Williams" <lordwilliams1972 AT gmail DOT com>
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Subject: Re: Upgrading from a bad C compiler
Date: Sun, 29 Jul 2012 19:51:27 -0700 (PDT)
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On Saturday, July 28, 2012 12:57:20 PM UTC-7, Eli Zaretskii wrote:
> #include <stdio.h>
> 
> 
> 
> int
> 
> main (void)
> 
> {
> 
>   long double foo;
> 
>   size_t lds = sizeof foo;
> 
> 
> 
>   printf ("sizeof long double = %d\n", lds);
> 
> 
> 
>   return 0;
> 
> }

if long double is legal in C.....(I don't recall this in the C99) 

That actually would have to be :

int main(void)
{
    long double foo;
    printf("size of long double = %d\r\n", sizeof(foo));

    return 0;
}

long double would have to be defined in limits.h