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Java/Guards: Improve BarrierGuards to include validate(x = ...) checks.

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This commit is contained in:
Anders Schack-Mulligen
2025-07-29 15:04:22 +02:00
parent a04ff18ba4
commit 9957cbe656
2 changed files with 21 additions and 9 deletions
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8
java/ql/lib/semmle/code/java/dataflow/internal/SsaImpl.qll
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@@ -567,13 +567,15 @@ private module Cached {
}
private predicate guardChecksWithWrappers(
DataFlowIntegrationInput::Guard g, DataFlowIntegrationInput::Expr e, Guards::GuardValue val
DataFlowIntegrationInput::Guard g, Definition def, Guards::GuardValue val, Unit state
) {
Guards::Guards_v3::ValidationWrapper<guardChecksAdjTypes/3>::guardChecks(g, e, val)
Guards::Guards_v3::ValidationWrapper<guardChecksAdjTypes/3>::guardChecksDef(g, def, val) and
exists(state)
}
private Node getABarrierNodeImpl() {
result = DataFlowIntegrationImpl::BarrierGuard<guardChecksWithWrappers/3>::getABarrierNode()
result =
DataFlowIntegrationImpl::BarrierGuardDefWithState<Unit, guardChecksWithWrappers/4>::getABarrierNode(_)
}
predicate getABarrierNode = getABarrierNodeImpl/0;