diff options
Diffstat (limited to 'numeric.c')
-rw-r--r-- | numeric.c | 8 |
1 files changed, 7 insertions, 1 deletions
@@ -5140,7 +5140,7 @@ prefix##_isqrt(argtype n) \ while ((t = n/x) < (argtype)x) x = (rettype)((x + t) >> 1); \ return x; \ } \ - return (rettype)sqrt((double)n); \ + return (rettype)sqrt(argtype##_TO_DOUBLE(n)); \ } #if SIZEOF_LONG*CHAR_BIT > DBL_MANT_DIG @@ -5148,6 +5148,7 @@ prefix##_isqrt(argtype n) \ #else # define RB_ULONG_IN_DOUBLE_P(n) 1 #endif +#define RB_ULONG_TO_DOUBLE(n) (double)(n) #define RB_ULONG unsigned long DEFINE_INT_SQRT(unsigned long, rb_ulong, RB_ULONG) @@ -5157,6 +5158,11 @@ DEFINE_INT_SQRT(unsigned long, rb_ulong, RB_ULONG) # else # define BDIGIT_DBL_IN_DOUBLE_P(n) 1 # endif +# ifdef ULL_TO_DOUBLE +# define BDIGIT_DBL_TO_DOUBLE(n) ULL_TO_DOUBLE(n) +# else +# define BDIGIT_DBL_TO_DOUBLE(n) (double)(n) +# endif DEFINE_INT_SQRT(BDIGIT, rb_bdigit_dbl, BDIGIT_DBL) #endif |