diff options
Diffstat (limited to 'src/runtime/sqrt.go')
| -rw-r--r-- | src/runtime/sqrt.go | 9 |
1 files changed, 1 insertions, 8 deletions
diff --git a/src/runtime/sqrt.go b/src/runtime/sqrt.go index 34a8c3806..e3a27014b 100644 --- a/src/runtime/sqrt.go +++ b/src/runtime/sqrt.go @@ -86,9 +86,6 @@ import "unsafe" // Notes: Rounding mode detection omitted. const ( - uvnan = 0x7FF8000000000001 - uvinf = 0x7FF0000000000000 - uvneginf = 0xFFF0000000000000 mask = 0x7FF shift = 64 - 11 - 1 bias = 1023 @@ -104,7 +101,7 @@ func sqrt(x float64) float64 { case x == 0 || x != x || x > maxFloat64: return x case x < 0: - return nan + return nan() } ix := float64bits(x) // normalize x @@ -144,7 +141,3 @@ func sqrt(x float64) float64 { ix = q>>1 + uint64(exp-1+bias)<<shift // significand + biased exponent return float64frombits(ix) } - -func sqrtC(f float64, r *float64) { - *r = sqrt(f) -} |