Cyril Plisko <[EMAIL PROTECTED]> wrote:
> > What do you get from the compiler when you write:
> >
> > extern int test[];
> >
> > Jörg
> >
>
> zulu:/tmp> cat ar.c
> extern int test[];
>
> void empty(void)
> {
> test[1] = 0;
> }
> zulu:/tmp> /opt/polaris/bin/powerpc-solaris2-gcc -c -Wall ar.c
> zulu:/tmp>
>
>
> And another test
>
> zulu:/tmp> cat ar2.c
> extern struct foo test[];
>
> struct foo {
> int i;
> char b;
> };
>
> void empty(void)
> {
> test[1].i = 0;
> }
> zulu:/tmp> /opt/polaris/bin/powerpc-solaris2-gcc -c -Wall ar2.c
> ar2.c:1: error: array type has incomplete element type
> zulu:/tmp>
This seems to verify a compiler bug.
In contrary to
extern struct foo *p;
the [] notation needs to know the size but it should be sufficient
if the compile knows the size before the variable is used.
Jörg
--
EMail:[EMAIL PROTECTED] (home) Jörg Schilling D-13353 Berlin
[EMAIL PROTECTED] (uni)
[EMAIL PROTECTED] (work) Blog: http://schily.blogspot.com/
URL: http://cdrecord.berlios.de/old/private/ ftp://ftp.berlios.de/pub/schily
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