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more pruning based on states being inside a repetition

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This commit is contained in:
Erik Krogh Kristensen
2020-11-25 10:03:54 +01:00
parent 9468a6e8dc
commit f576144ec6
1 changed files with 3 additions and 1 deletions
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4
javascript/ql/src/Performance/ReDoS.ql
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@@ -702,7 +702,9 @@ predicate isFork(State q, InputSymbol s1, InputSymbol s2, State r1, State r2) {
r1 != r2
or
r1 = r2 and q1 != q2
)
) and
stateInsideBacktracking(r1) and
stateInsideBacktracking(r2)
}
/**