kubernetes/vendor/github.com/bits-and-blooms/bitset/trailing_zeros_18.go
Kir Kolyshkin 4e7cf5413d vendor: bump runc to 1.0.0 pre
This is to check if runc 1.0.0 (to be released shortly) works with k8s.

The commands used were (roughly):

	hack/pin-dependency.sh github.com/opencontainers/runc v1.0.0
	hack/lint-dependencies.sh
	# Follow its recommendations.
	hack/pin-dependency.sh github.com/cilium/ebpf v0.6.1
	hack/pin-dependency.sh github.com/opencontainers/selinux v1.8.2
	hack/pin-dependency.sh github.com/sirupsen/logrus v1.8.1
	# Recheck.
	hack/lint-dependencies.sh
	GO111MODULE=on go mod edit -dropreplace github.com/willf/bitset
	hack/update-vendor.sh
	# Recheck.
	hack/lint-dependencies.sh
	hack/update-internal-modules.sh
	# Recheck.
	hack/lint-dependencies.sh

[v2: rebased, updated runc 3a0234e1fe2e82 -> 2f8e8e9d977500]
[v3: testing master + runc pr 3019]
[v4: updated to 93a01cd4d0b7a0f08a]
[v5: updated to f093cca13d3cf8a484]
[v6: rebased]
[v7: updated to runc v1.0.0]
[v8: rebased]

Signed-off-by: Kir Kolyshkin <kolyshkin@gmail.com>
2021-06-30 16:16:32 -07:00

15 lines
410 B
Go

// +build !go1.9
package bitset
var deBruijn = [...]byte{
0, 1, 56, 2, 57, 49, 28, 3, 61, 58, 42, 50, 38, 29, 17, 4,
62, 47, 59, 36, 45, 43, 51, 22, 53, 39, 33, 30, 24, 18, 12, 5,
63, 55, 48, 27, 60, 41, 37, 16, 46, 35, 44, 21, 52, 32, 23, 11,
54, 26, 40, 15, 34, 20, 31, 10, 25, 14, 19, 9, 13, 8, 7, 6,
}
func trailingZeroes64(v uint64) uint {
return uint(deBruijn[((v&-v)*0x03f79d71b4ca8b09)>>58])
}