ERROR: incorrect plain product in test 54

[Aarre Laakso]

FYI, 'make check' results in 'ERROR: incorrect plain product in test 54'
on i686 / Ubuntu 7.04 ("Feisty Fawn"). Output is at bottom of message.
First, some system info. Also, a similar error was reported here:
http://gmplib.org/list-archives/gmp-bugs/2007-April/000729.html

$ uname -a
Linux laakshmi 2.6.20-15-generic #2 SMP Sun Apr 15 07:36:31 UTC 2007
i686 GNU/Linux

$ gcc --version
gcc (GCC) 4.1.2 (Ubuntu 4.1.2-0ubuntu4)

$ dmesg | grep -i "cpu\|fpu|\processor"
[   35.621200] Initializing CPU#0
[   35.761756] CPU: After generic identify, caps: 0183f9ff c1c7f9ff
00000000 00000000 00000000 00000000 00000000
[   35.761772] CPU: L1 I Cache: 64K (64 bytes/line), D cache 64K (64
bytes/line)
[   35.761777] CPU: L2 Cache: 256K (64 bytes/line)
[   35.761782] CPU: After all inits, caps: 0183f9ff c1c7f9ff 00000000
00000420 00000000 00000000 00000000
[   36.545000] CPU0: AMD Athlon(tm) processor stepping 02
[   36.545142] Brought up 1 CPUs
[   39.392842] ACPI: CPU0 (power states: C1[C1] C2[C2])
[   39.392855] ACPI: Processor [CPU0] (supports 2 throttling states)



$ make check
.
.
.
PASS: t-addsub
PASS: t-cmp
ERROR: incorrect plain product in test 54
op1          = -FFFFFFFFFFFFFFFFFFFFFFFFF...0000000000000000000000000
[173061]
op2          = -7FFFFFFFFFFFFFFFFFFFFFFFF...0000000000000000000000000
[223365]
    product  = 7F7FFFFFFFFFFFF8000000080...0000017FFFFFFFFFFFFFFE001
[396426]
ref_product  = 7FFFFFFFFFFFFFFFFFFFFFFFF...0000000000000000000000000
[396426]
/bin/bash: line 4: 12973 Aborted                 (core dumped) ${dir}$tst
FAIL: t-mul
PASS: t-mul_i
.
.
.
PASS: t-pprime_p
==================================
1 of 56 tests failed
Please report to gmp-bugs at swox.com
==================================
make[4]: *** [check-TESTS] Error 1
make[4]: Leaving directory `/home/aarre/src/ext/gmp-4.2.1/tests/mpz'
make[3]: *** [check-am] Error 2
make[3]: Leaving directory `/home/aarre/src/ext/gmp-4.2.1/tests/mpz'
make[2]: *** [check-recursive] Error 1
make[2]: Leaving directory `/home/aarre/src/ext/gmp-4.2.1/tests'
make[1]: *** [check-recursive] Error 1
make[1]: Leaving directory `/home/aarre/src/ext/gmp-4.2.1'
make: *** [check] Error 2







-- 
Aarre Laakso
http://www.laakshmi.com/aarre/