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codeql/cpp/downgrades/cf72c8898d19eb1b3374432cf79d8276cb07ad43/exprparents.ql
2022-05-12 12:56:50 +02:00

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class Element extends @element {
string toString() { none() }
}
class Expr extends @expr {
string toString() { none() }
}
class Stmt extends @stmt {
string toString() { none() }
}
predicate isStmtWithInitializer(Stmt stmt) {
exists(int kind | stmts(stmt, kind, _) | kind = 2 or kind = 11 or kind = 35)
}
from Expr child, int index, int index_new, Element parent
where
exprparents(child, index, parent) and
if isStmtWithInitializer(parent) then index_new = index - 1 else index_new = index
select child, index_new, parent