Probem testing gmp 4.1.3

[Pierre]

[...]
gmake  check-TESTS
gmake[3]: Entering directory `/tmp/gmp-4.1.3/tests/mpf'
PASS: t-add
PASS: t-sub
PASS: t-conv
PASS: t-sqrt
PASS: t-muldiv
PASS: t-dm2exp
mul_1.c:67: GNU MP assertion failed: __nail == 0
FAIL: reuse
PASS: t-get_d
PASS: t-cmp_si
PASS: t-fits
PASS: t-get_si
PASS: t-gsprec
PASS: t-int_p
PASS: t-set_si
PASS: t-trunc
====================
1 of 15 tests failed
====================
gmake[3]: *** [check-TESTS] Error 1
gmake[3]: Leaving directory `/tmp/gmp-4.1.3/tests/mpf'
gmake[2]: *** [check-am] Error 2
gmake[2]: Leaving directory `/tmp/gmp-4.1.3/tests/mpf'
gmake[1]: *** [check-recursive] Error 1
gmake[1]: Leaving directory `/tmp/gmp-4.1.3/tests'
gmake: *** [check-recursive] Error 1