Lines Matching refs:signbit
691 # undef signbit
692 /* GCC 4.0 and newer provides three built-ins for signbit. */
693 # define signbit(x) \
699 # undef signbit
735 # define signbit(x) \
741 # if defined signbit
742 _GL_WARN_REAL_FLOATING_DECL (signbit);
743 # undef signbit
744 # define signbit(x) _GL_WARN_REAL_FLOATING_IMPL (signbit, x)