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C++: Assume modelled functions always override buffers by default #15633

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Merged
merged 14 commits into from
Feb 22, 2024
Merged

C++: Assume modelled functions always override buffers by default #15633

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625c47f
C++: Add a testcase.
MathiasVP Feb 14, 2024
24a63ae
C++: Block flow by default.
MathiasVP Feb 15, 2024
7e9bf2a
C++: Add a model for 'partial updating' and extend models appropriately.
MathiasVP Feb 15, 2024
499ab08
C++: Currently, to catch flow in an example such as:
MathiasVP Feb 16, 2024
9b2019d
C++: Accept test changes.
MathiasVP Feb 16, 2024
497592a
C++: Add change note.
MathiasVP Feb 16, 2024
57c1bf5
C++: Add file-level QLDoc.
MathiasVP Feb 16, 2024
b407c86
C++: Make Code Scanning happy.
MathiasVP Feb 16, 2024
be54a41
C++: Accept query test changes.
MathiasVP Feb 16, 2024
aca3970
C++: Fix QLoc on 'isPartialWrite'.
MathiasVP Feb 22, 2024
671904d
C++: Fix QLoc on 'PartialFlowFunction'.
MathiasVP Feb 22, 2024
350d5bf
C++: Update QLDoc on 'modeledFlowBarrier'.
MathiasVP Feb 22, 2024
0bf29f0
Merge branch 'main' into model-experiments
MathiasVP Feb 22, 2024
c7ee5b2
Merge branch 'main' into model-experiments
MathiasVP Feb 22, 2024
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C++: Fix QLoc on 'PartialFlowFunction'.
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@MathiasVP
MathiasVP committed Feb 22, 2024
commit 671904d58c5c9578497ab2bbd235173484543c7e
5 changes: 4 additions & 1 deletion 5 cpp/ql/lib/semmle/code/cpp/models/interfaces/PartialFlow.qll
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Expand Up @@ -16,7 +16,10 @@ import FunctionInputsAndOutputs
import semmle.code.cpp.models.Models

/**
* A function that may (but not always) updates (part of) a `FunctionOutput`.
* A function that may update part of a `FunctionOutput`.
*
* For example, the destination argument of `strcat` only updates part of the
* argument.
*/
abstract class PartialFlowFunction extends Function {
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/**
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