githaven-fork/vendor/github.com/RoaringBitmap/roaring/ctz.go
2018-05-19 20:49:46 +08:00

12 lines
229 B
Go

// +build go1.9
// "go1.9", from Go version 1.9 onward
// See https://golang.org/pkg/go/build/#hdr-Build_Constraints
package roaring
import "math/bits"
func countTrailingZeros(x uint64) int {
return bits.TrailingZeros64(x)
}