From: "Lars O. Hansen" <lars DOT o DOT hansen AT gmx DOT de>
Newsgroups: comp.os.msdos.djgpp
Subject: Re: C preprocessor not capable of floating point division ?
Date: Sat, 21 Dec 2002 07:14:10 +0100
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To: djgpp AT delorie DOT com
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> if you change the code to:
>
> C:\Dload\misc>cat fff.c
> #define STH 8
>
> float a = 2.0/STH;
>
> then you'll get:
>
> C:\Dload\misc>gcc -S fff.c
>
> C:\Dload\misc>cat fff.s
>         .file   "fff.c"
> .globl _a
>         .section .data
>         .p2align 2
> _a:
>         .long   1048576000
>         .ident  "GCC: (GNU) 3.2.1"
>
> where 1048576000 is the float representation of 0.5.


yes, right; even better: #define STH 8.0 if there is a chance of STH being used in float
initializations; as I've just checked, this doesn't do ints any harm if used for their
initialization.


Lars