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-rw-r--r--vendor/github.com/klauspost/compress/flate/level2.go6
1 files changed, 6 insertions, 0 deletions
diff --git a/vendor/github.com/klauspost/compress/flate/level2.go b/vendor/github.com/klauspost/compress/flate/level2.go
index 7c824431e..dc6b1d314 100644
--- a/vendor/github.com/klauspost/compress/flate/level2.go
+++ b/vendor/github.com/klauspost/compress/flate/level2.go
@@ -1,5 +1,7 @@
package flate
+import "fmt"
+
// fastGen maintains the table for matches,
// and the previous byte block for level 2.
// This is the generic implementation.
@@ -16,6 +18,10 @@ func (e *fastEncL2) Encode(dst *tokens, src []byte) {
minNonLiteralBlockSize = 1 + 1 + inputMargin
)
+ if debugDecode && e.cur < 0 {
+ panic(fmt.Sprint("e.cur < 0: ", e.cur))
+ }
+
// Protect against e.cur wraparound.
for e.cur >= bufferReset {
if len(e.hist) == 0 {