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regexp: use built-in clear to clear b.visited in *bitState.reset 

Change-Id: I1a723124f7050aeb971377db8c3cd04ebf9f7a16
GitHub-Last-Rev: 465da88feb
GitHub-Pull-Request: golang/go#62611
Reviewed-on: https://go-review.googlesource.com/c/go/+/527975
Reviewed-by: qiulaidongfeng <2645477756@qq.com>
Auto-Submit: Ian Lance Taylor <iant@google.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Heschi Kreinick <heschi@google.com>
This commit is contained in:
Jes Cok 2023-09-13 13:07:09 +00:00 committed by Gopher Robot
parent a03f1aeb55
commit 0256198129
1 changed files with 1 additions and 3 deletions
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4
src/regexp/backtrack.go
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@ -91,9 +91,7 @@ func (b *bitState) reset(prog *syntax.Prog, end int, ncap int) {
b.visited = make([]uint32, visitedSize, maxBacktrackVector/visitedBits)
} else {
b.visited = b.visited[:visitedSize]
for i := range b.visited {
b.visited[i] = 0
}
clear(b.visited) // set to 0
}
if cap(b.cap) < ncap {