diff options
Diffstat (limited to 'check.c')
| -rw-r--r-- | check.c | 15 |
1 files changed, 11 insertions, 4 deletions
@@ -1,6 +1,6 @@ /* mpfr_check -- Check if a floating-point number has not been corrupted. -Copyright 2003 Free Software Foundation, Inc. +Copyright 2003, 2004 Free Software Foundation, Inc. This file is part of the MPFR Library. @@ -21,8 +21,12 @@ MA 02111-1307, USA. */ #include "mpfr-impl.h" +/* + * Check if x is a valid mpfr_t init by mpfr_init + * Returns 0 if isn't valid + */ int -mpfr_check(mpfr_srcptr x) +mpfr_check (mpfr_srcptr x) { mp_size_t s,i; mp_limb_t tmp; @@ -66,8 +70,11 @@ mpfr_check(mpfr_srcptr x) if ((MPFR_EXP(x) < __gmpfr_emin) || (MPFR_EXP(x) > __gmpfr_emax)) return 0; } - else if (!(MPFR_IS_ZERO(x) || MPFR_IS_NAN(x) || MPFR_IS_INF(x))) - return 0; + else + { + /* Singular value is zero, inf or nan */ + MPFR_ASSERTD(MPFR_IS_ZERO(x) || MPFR_IS_NAN(x) || MPFR_IS_INF(x)); + } return 1; } |