Re: CVS commit: src/usr.bin/vi

[Thomas Klausner <wiz%NetBSD.org@localhost>]

On Thu, Jun 02, 2005 at 04:25:16AM +0000, Luke Mewburn wrote:
> 
> Module Name:  src
> Committed By: lukem
> Date:         Thu Jun  2 04:25:16 UTC 2005
> 
> Modified Files:
>       src/usr.bin/vi/common: cut.c options.c recover.c
>       src/usr.bin/vi/ex: ex_cscope.c ex_join.c ex_read.c ex_script.c ex_tag.c
>           ex_write.c
>       src/usr.bin/vi/vi: v_txt.c vs_line.c vs_refresh.c vs_relative.c
>           vs_split.c
> 
> Log Message:
> appease gcc -Wuninitialized.
> Each is marked with XXXGCC, because in some cases it looks like gcc
> isn't correctly detecting that
>       for ( ; xxx ; yyy)
>               foo = 0;
> always sets foo ...

That depends on xxx. On 3.99.5/i386, running
        #include <stdio.h>
        main() { int y=1, x=5; for (;x<5;x++) y=0; printf("%d\n", y); }
prints "1", not 0.
 Thomas