[Bug c/51853] MPFR assertion failure with Python: p >= 2 && p <= ((mpfr_prec_t)((mpfr_uprec_t)(~(mpfr_uprec_t)0)>>1))

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51853

--- Comment #4 from Richard Guenther <rguenth at gcc dot gnu.org> 2012-01-16 
10:18:45 UTC ---
This is probably a bug in MPFR.  A testcase needs to be reduced for it
though, looking at the mpfr calls arguments from GCC.