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gitea/vendor/github.com/RoaringBitmap/roaring/setutil_generic.go
6543 30ce3731a1
Vendor Update Go Libs (#13444)
* denisenkom/go-mssqldb untagged -> v0.9.0

* github.com/editorconfig/editorconfig-core-go v2.3.7 -> v2.3.8

* github.com/go-testfixtures/testfixtures v3.4.0 -> v3.4.1

* github.com/mholt/archiver v3.3.2 -> v3.5.0

* github.com/olivere/elastic v7.0.20 -> v7.0.21

* github.com/urfave/cli v1.22.4 -> v1.22.5

* github.com/xanzy/go-gitlab v0.38.1 -> v0.39.0

* github.com/yuin/goldmark-meta untagged -> v1.0.0

* github.com/ethantkoenig/rupture 0a76f03a811a -> c3b3b810dc77

* github.com/jaytaylor/html2text 8fb95d837f7d -> 3577fbdbcff7

* github.com/kballard/go-shellquote cd60e84ee657 -> 95032a82bc51

* github.com/msteinert/pam 02ccfbfaf0cc -> 913b8f8cdf8b

* github.com/unknwon/paginater 7748a72e0141 -> 042474bd0eae

* CI.restart()

Co-authored-by: techknowlogick <techknowlogick@gitea.io>
2020-11-06 13:41:42 -05:00

64 lines
1.1 KiB
Go
Vendored

// +build !arm64 gccgo appengine
package roaring
func union2by2(set1 []uint16, set2 []uint16, buffer []uint16) int {
pos := 0
k1 := 0
k2 := 0
if 0 == len(set2) {
buffer = buffer[:len(set1)]
copy(buffer, set1[:])
return len(set1)
}
if 0 == len(set1) {
buffer = buffer[:len(set2)]
copy(buffer, set2[:])
return len(set2)
}
s1 := set1[k1]
s2 := set2[k2]
buffer = buffer[:cap(buffer)]
for {
if s1 < s2 {
buffer[pos] = s1
pos++
k1++
if k1 >= len(set1) {
copy(buffer[pos:], set2[k2:])
pos += len(set2) - k2
break
}
s1 = set1[k1]
} else if s1 == s2 {
buffer[pos] = s1
pos++
k1++
k2++
if k1 >= len(set1) {
copy(buffer[pos:], set2[k2:])
pos += len(set2) - k2
break
}
if k2 >= len(set2) {
copy(buffer[pos:], set1[k1:])
pos += len(set1) - k1
break
}
s1 = set1[k1]
s2 = set2[k2]
} else { // if (set1[k1]>set2[k2])
buffer[pos] = s2
pos++
k2++
if k2 >= len(set2) {
copy(buffer[pos:], set1[k1:])
pos += len(set1) - k1
break
}
s2 = set2[k2]
}
}
return pos
}