• Rui Ueyama's avatar
    bytes, strings: optimize Repeat · 7bcbb65d
    Rui Ueyama authored
    Call copy with as large buffer as possible to reduce the
    number of function calls.
    
    benchmark                 old ns/op    new ns/op    delta
    BenchmarkBytesRepeat            540          162  -70.00%
    BenchmarkStringsRepeat          563          177  -68.56%
    
    LGTM=josharian
    R=golang-codereviews, josharian, dave, dvyukov
    CC=golang-codereviews
    https://golang.org/cl/90550043
    7bcbb65d
bytes_test.go 30.8 KB