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Merge pull request #19443 from MathiasVP/generate-more-value-preserving-summaries-2

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Shared: Generate more value-preserving flow summaries
This commit is contained in:
Mathias Vorreiter Pedersen
2025-05-14 09:12:28 +01:00
committed by GitHub
parent 98ec3753fd fcecc5a3af
commit e903d76fa0
35 changed files with 331 additions and 209 deletions
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2
cpp/ql/src/utils/modelgenerator/CaptureContentSummaryModels.ql
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@@ -10,5 +10,5 @@ import internal.CaptureModels
import SummaryModels
from DataFlowSummaryTargetApi api, string flow
where flow = ContentSensitive::captureFlow(api, _)
where flow = ContentSensitive::captureFlow(api, _, _, _, _)
select flow order by flow

12
cpp/ql/src/utils/modelgenerator/internal/CaptureModels.qll
View File

@@ -189,15 +189,15 @@ module ModelGeneratorCommonInput implements ModelGeneratorCommonInputSig<Cpp::Lo
)
}
string parameterAccess(Parameter p) { parameterContentAccessImpl(p, result) }
string parameterApproximateAccess(Parameter p) { parameterContentAccessImpl(p, result) }
string parameterContentAccess(Parameter p) { parameterContentAccessImpl(p, result) }
string parameterExactAccess(Parameter p) { parameterContentAccessImpl(p, result) }
bindingset[c]
string paramReturnNodeAsOutput(Callable c, DataFlowPrivate::Position pos) {
string paramReturnNodeAsExactOutput(Callable c, DataFlowPrivate::Position pos) {
exists(Parameter p |
p.isSourceParameterOf(c, pos) and
result = parameterAccess(p)
result = parameterExactAccess(p)
)
or
pos.getArgumentIndex() = -1 and
@@ -206,8 +206,8 @@ module ModelGeneratorCommonInput implements ModelGeneratorCommonInputSig<Cpp::Lo
}
bindingset[c]
string paramReturnNodeAsContentOutput(Callable c, DataFlowPrivate::ParameterPosition pos) {
result = paramReturnNodeAsOutput(c, pos)
string paramReturnNodeAsApproximateOutput(Callable c, DataFlowPrivate::ParameterPosition pos) {
result = paramReturnNodeAsExactOutput(c, pos)
}
pragma[nomagic]