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SubjectRe: test13-pre5
On Thu, Dec 28, 2000 at 03:37:51PM -0800, Linus Torvalds wrote:

> Too bad. Maybe somebody should tell gcc maintainers about programmers that
> know more than the compiler again.

I know that {p,}gcc-2.95.2{,.1} are not officially supported.

Did you know that it's impossible to compile nfsv4 because of
register allocation problems with long long since (long long) month ?

The following does not hurt, it's just a fix for a broken

--- linux/fs/lockd/xdr4.c.orig Fri Dec 29 01:35:32 2000
+++ linux/fs/lockd/xdr4.c Fri Dec 29 01:36:36 2000
@@ -156,7 +156,7 @@
nlm4_encode_lock(u32 *p, struct nlm_lock *lock)
struct file_lock *fl = &lock->fl;
- __s64 start, len;
+ volatile __s64 start, len;

if (!(p = xdr_encode_string(p, lock->caller))
|| !(p = nlm4_encode_fh(p, &lock->fh))

Here is an example without this patch (pgcc- this time which
is bug-compatible to gcc-

gcc -D__KERNEL__ -I/usr/src/linux/include -Wall -Wstrict-prototypes -O2 -fomit-frame-pointer -fno-strict-aliasing -pipe -mpreferred-stack-boundary=2 -march=i686 -DMODULE -c -o xdr4.o xdr4.c
xdr4.c: In function `nlm4_encode_lock':
xdr4.c:181: internal error--insn does not satisfy its constraints:
(insn/i 313 585 315 (set (reg:SI 1 %edx)
(subreg:SI (lshiftrt:DI (reg:DI 0 %eax)
(const_int 32 [0x20])) 0)) 323 {lshrdi3_const_int_subreg} (nil)
gcc: Internal compiler error: program cpp got fatal signal 13
make[2]: *** [xdr4.o] Error 1
make[2]: Leaving directory `/.localvol000/usr/src/linux-2.4.0-test13pre5/fs/lockd'
make[1]: *** [_modsubdir_lockd] Error 2
make[1]: Leaving directory `/.localvol000/usr/src/linux-2.4.0-test13pre5/fs'
make: *** [_mod_fs] Error 2
The question is: Is it worth to apply ?


ciao -

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