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Merge pull request #18309 from github/calumgrant/bmn/return-stack-allocated-memory

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C++: Fix FPs to cpp/return-stack-allocated-memory
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Calum Grant
2024-12-20 10:54:24 +00:00
committed by GitHub
parent dd021fdcbf 3193fe856a
commit d5571c5f68
4 changed files with 24 additions and 1 deletions
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2
cpp/ql/src/Likely Bugs/Memory Management/ReturnStackAllocatedMemory.ql
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@@ -92,6 +92,8 @@ class ReturnStackAllocatedMemoryConfig extends MustFlowConfiguration {
or
node2.(PointerOffsetInstruction).getLeftOperand() = node1
}
override predicate isBarrier(Instruction n) { n.getResultType() instanceof ErroneousType }
}
from

4
cpp/ql/src/change-notes/2024-12-18-return-stack-allocated-memory.md Normal file
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@@ -0,0 +1,4 @@
---
category: minorAnalysis
---
* The "Returning stack-allocated memory" query (`cpp/return-stack-allocated-memory`) no longer produces results if there is an extraction error in the returned expression.