From: Alexandre Oliva <redacted>
To: Kaoru Fukui <redacted>
Subject: Re: kerne-2.4.0-test13pre3 with gcc-2.97
Date: 24 Dec 2000 01:29:32 -0200
Cc: <redacted>, <redacted>
On Dec 23, 2000, Kaoru Fukui [off-list ref] wrote:
quoted
- unsigned char b[0];
+ unsigned char *b;
This change (and apparently all other changes you've made) are
definitely wrong. Zero-sized arrays as the last element of a
structure used to be an extension in GCC 2.95.2, that has been adopted
by C99 with a slightly different syntax, that GCC CVS supports: just
remove the `0' from between the braces.
With your change, you're changing what is supposed to be a structure
whose last element is a flexible array with a structure that ends with
a pointer to such an array, which means the array should be allocated
separately, and any access to it must de-reference an additional
pointer. You'd have to adjust all uses of such a pointer to make this
change. Could this be the reason why your modified kernel doesn't
work?
Thanks Alex your explain.
I tried this
- unsigned char b[0];
+ unsigned char b[];
It gave me Inetrnal error: Segmentaion fault .
I had success compileing for the kernel with my patch.
I don't understand how do I do untill.
Thanks
Kaoru
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