Lines Matching full:signbit
2518 # undef signbit
2519 /* GCC 4.0 and newer provides three built-ins for signbit. */
2520 # define signbit(x) \
2526 # undef signbit
2564 # define signbit(x) \
2570 # ifdef signbit
2571 _GL_MATH_CXX_REAL_FLOATING_DECL_1 (signbit)
2572 # undef signbit
2573 _GL_MATH_CXX_REAL_FLOATING_DECL_2 (signbit)
2577 # if defined signbit
2578 _GL_WARN_REAL_FLOATING_DECL (signbit);
2579 # undef signbit
2580 # define signbit(x) _GL_WARN_REAL_FLOATING_IMPL (signbit, x)
