diff options
Diffstat (limited to 'ext/bigdecimal/bigdecimal.c')
| -rw-r--r-- | ext/bigdecimal/bigdecimal.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/ext/bigdecimal/bigdecimal.c b/ext/bigdecimal/bigdecimal.c index 62078b9e53..5259fed066 100644 --- a/ext/bigdecimal/bigdecimal.c +++ b/ext/bigdecimal/bigdecimal.c @@ -1402,7 +1402,7 @@ Init_bigdecimal(void) /* Computation mode */ rb_define_const(rb_cBigDecimal, "COMP_MODE",INT2FIX(VP_COMP_MODE)); rb_define_const(rb_cBigDecimal, "COMP_MODE_TRUNCATE",INT2FIX(VP_COMP_MODE_TRUNCATE)); - rb_define_const(rb_cBigDecimal, "COMP_MODE_ROUNDUP",INT2FIX(VP_COMP_MODE_ROUNDUP)); + rb_define_const(rb_cBigDecimal, "COMP_MODE_ROUND",INT2FIX(VP_COMP_MODE_ROUNDUP)); rb_define_const(rb_cBigDecimal, "COMP_MODE_CEIL",INT2FIX(VP_COMP_MODE_CEIL)); rb_define_const(rb_cBigDecimal, "COMP_MODE_FLOOR",INT2FIX(VP_COMP_MODE_FLOOR)); rb_define_const(rb_cBigDecimal, "COMP_MODE_EVEN",INT2FIX(VP_COMP_MODE_EVEN)); @@ -3912,8 +3912,15 @@ VpPower(Real *y, Real *x, S_INT n) Real *w2 = NULL; if(VpIsZero(x)) { - if(n<0) n = -n; - VpSetZero(y,(n%2)?VpGetSign(x):(-VpGetSign(x))); + sign = VpGetSign(x); + if(n<0) { + n = -n; + if(sign<0) sign = (n%2)?(-1):(1); + VpSetInf (y,sign); + } else { + if(sign<0) sign = (n%2)?(-1):(1); + VpSetZero(y,sign); + } goto Exit; } if(!VpIsDef(x)) { |