diff options
Diffstat (limited to 'src/pkg/bytes/bytes.go')
| -rw-r--r-- | src/pkg/bytes/bytes.go | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/src/pkg/bytes/bytes.go b/src/pkg/bytes/bytes.go index 0c53e4c0b7..d8b6f998b3 100644 --- a/src/pkg/bytes/bytes.go +++ b/src/pkg/bytes/bytes.go @@ -377,9 +377,10 @@ func Map(mapping func(r rune) rune, s []byte) []byte { // Repeat returns a new byte slice consisting of count copies of b. func Repeat(b []byte, count int) []byte { nb := make([]byte, len(b)*count) - bp := 0 - for i := 0; i < count; i++ { - bp += copy(nb[bp:], b) + bp := copy(nb, b) + for bp < len(nb) { + copy(nb[bp:], nb[:bp]) + bp *= 2 } return nb } |