-#if MPFR_VERSION < MPFR_VERSION_NUM(2,2,0)
- choke me
-#endif
- mpfr_t n; mpfr_init(n);
-
+ #if MPFR_VERSION < MPFR_VERSION_NUM(2,2,0)
+ choke me
+ #endif
+ mpfr_t n; mpfr_init(n);
+ mpfr_t x; mpfr_init(x);
+ int t;
+ mpfr_atan2 (n, n, x, GMP_RNDN);
+ mpfr_erfc (n, x, GMP_RNDN);
+ mpfr_subnormalize (x, t, GMP_RNDN);
+