diff options
| -rw-r--r-- | src/mpfr-impl.h | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/src/mpfr-impl.h b/src/mpfr-impl.h index 8c1cf5a17..6bed77e79 100644 --- a/src/mpfr-impl.h +++ b/src/mpfr-impl.h @@ -258,11 +258,15 @@ __MPFR_DECLSPEC extern const mpfr_t __gmpfr_const_log2_RNDU; } #endif -/* Replace some common functions for direct access to the global vars */ -#define mpfr_get_emin() (__gmpfr_emin + 0) -#define mpfr_get_emax() (__gmpfr_emax + 0) -#define mpfr_get_default_rounding_mode() (__gmpfr_default_rounding_mode + 0) -#define mpfr_get_default_prec() (__gmpfr_default_fp_bit_precision + 0) +/* Replace some common functions for direct access to the global vars. + The casts prevent these macros from being used as a lvalue (and this + method makes sure that the expressions have the correct type). */ +#define mpfr_get_emin() ((mpfr_exp_t) __gmpfr_emin) +#define mpfr_get_emax() ((mpfr_exp_t) __gmpfr_emax) +#define mpfr_get_default_rounding_mode() \ + ((mpfr_rnd_t) __gmpfr_default_rounding_mode) +#define mpfr_get_default_prec() \ + ((mpfr_prec_t) __gmpfr_default_fp_bit_precision) /* Flags related macros. */ /* Note: Function-like macros that modify __gmpfr_flags are not defined |