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 4c4b8ec06..bee38a909 100644 --- a/src/mpfr-impl.h +++ b/src/mpfr-impl.h @@ -349,11 +349,15 @@ __MPFR_DECLSPEC extern const mpfr_t __gmpfr_four; #define MPFR_FLAGS_DIVBY0 32 #define MPFR_FLAGS_ALL 63 -/* 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) #define mpfr_clear_flags() \ ((void) (__gmpfr_flags = 0)) |