build(deps): bump github.com/klauspost/compress from 1.17.8 to 1.17.9
Bumps [github.com/klauspost/compress](https://github.com/klauspost/compress) from 1.17.8 to 1.17.9. - [Release notes](https://github.com/klauspost/compress/releases) - [Changelog](https://github.com/klauspost/compress/blob/master/.goreleaser.yml) - [Commits](https://github.com/klauspost/compress/compare/v1.17.8...v1.17.9) --- updated-dependencies: - dependency-name: github.com/klauspost/compress dependency-type: direct:production update-type: version-update:semver-patch ... Signed-off-by: dependabot[bot] <support@github.com>
This commit is contained in:
31
vendor/github.com/klauspost/compress/zstd/dict.go
generated
vendored
31
vendor/github.com/klauspost/compress/zstd/dict.go
generated
vendored
@@ -273,6 +273,9 @@ func BuildDict(o BuildDictOptions) ([]byte, error) {
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enc.Encode(&block, b)
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addValues(&remain, block.literals)
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litTotal += len(block.literals)
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if len(block.sequences) == 0 {
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continue
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}
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seqs += len(block.sequences)
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block.genCodes()
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addHist(&ll, block.coders.llEnc.Histogram())
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@@ -286,6 +289,9 @@ func BuildDict(o BuildDictOptions) ([]byte, error) {
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if offset == 0 {
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continue
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}
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if int(offset) >= len(o.History) {
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continue
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}
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if offset > 3 {
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newOffsets[offset-3]++
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} else {
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@@ -336,6 +342,9 @@ func BuildDict(o BuildDictOptions) ([]byte, error) {
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if seqs/nUsed < 512 {
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// Use 512 as minimum.
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nUsed = seqs / 512
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if nUsed == 0 {
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nUsed = 1
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}
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}
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copyHist := func(dst *fseEncoder, src *[256]int) ([]byte, error) {
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hist := dst.Histogram()
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@@ -358,6 +367,28 @@ func BuildDict(o BuildDictOptions) ([]byte, error) {
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fakeLength += v
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hist[i] = uint32(v)
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}
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// Ensure we aren't trying to represent RLE.
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if maxCount == fakeLength {
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for i := range hist {
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if uint8(i) == maxSym {
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fakeLength++
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maxSym++
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hist[i+1] = 1
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if maxSym > 1 {
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break
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}
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}
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if hist[0] == 0 {
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fakeLength++
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hist[i] = 1
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if maxSym > 1 {
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break
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}
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}
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}
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}
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dst.HistogramFinished(maxSym, maxCount)
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dst.reUsed = false
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dst.useRLE = false
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