Lines Matching full:signbit
7371 # Code from module signbit:
27799 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for signbit macro" >&5
27800 $as_echo_n "checking for signbit macro... " >&6; }
27818 /* If signbit is defined as a function, don't use it, since calling it for
27820 If signbit is not declared at all but exists as a library function, don't
27822 If signbit is not declared at all but exists as a compiler built-in, don't
27825 #ifndef signbit
27826 # error "signbit should be a macro"
27855 if (signbit (vf)) /* link check */
27860 if (!(!signbit (255.0f)
27861 && signbit (-255.0f)
27862 && !signbit (p0f)
27863 && (memcmp (&m0f, &p0f, sizeof (float)) == 0 || signbit (m0f))
27864 && !signbit (plus_inf)
27865 && signbit (minus_inf)))
27868 if (signbit (vd)) /* link check */
27873 if (!(!signbit (255.0)
27874 && signbit (-255.0)
27875 && !signbit (p0d)
27876 && (memcmp (&m0d, &p0d, sizeof (double)) == 0 || signbit (m0d))
27877 && !signbit (plus_inf)
27878 && signbit (minus_inf)))
27881 if (signbit (vl)) /* link check */
27886 if (signbit (255.0L))
27888 if (!signbit (-255.0L))
27890 if (signbit (p0l))
27892 if (!(memcmp (&m0l, &p0l, sizeof (long double)) == 0 || signbit (m0l)))
27894 if (signbit (plus_inf))
27896 if (!signbit (minus_inf))
27917 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for signbit compiler built-ins" >&5
27918 $as_echo_n "checking for signbit compiler built-ins... " >&6; }
27936 # define signbit(x) \
27941 # error "signbit should be three compiler built-ins"
27970 if (signbit (vf)) /* link check */
27975 if (!(!signbit (255.0f)
27976 && signbit (-255.0f)
27977 && !signbit (p0f)
27978 && (memcmp (&m0f, &p0f, sizeof (float)) == 0 || signbit (m0f))
27979 && !signbit (plus_inf)
27980 && signbit (minus_inf)))
27983 if (signbit (vd)) /* link check */
27988 if (!(!signbit (255.0)
27989 && signbit (-255.0)
27990 && !signbit (p0d)
27991 && (memcmp (&m0d, &p0d, sizeof (double)) == 0 || signbit (m0d))
27992 && !signbit (plus_inf)
27993 && signbit (minus_inf)))
27996 if (signbit (vl)) /* link check */
28001 if (signbit (255.0L))
28003 if (!signbit (-255.0L))
28005 if (signbit (p0l))
28007 if (!(memcmp (&m0l, &p0l, sizeof (long double)) == 0 || signbit (m0l)))
28009 if (signbit (plus_inf))
28011 if (!signbit (minus_inf))
