================
@@ -907,6 +945,73 @@ void StreamChecker::preWrite(const FnDescription *Desc,
const CallEvent &Call,
C.addTransition(State);
}
+static std::optional<QualType> getPointeeType(const MemRegion *R) {
+ if (!R)
+ return std::nullopt;
+ if (const auto *ER = dyn_cast<ElementRegion>(R))
+ return ER->getElementType();
+ if (const auto *TR = dyn_cast<TypedValueRegion>(R))
+ return TR->getValueType();
+ if (const auto *SR = dyn_cast<SymbolicRegion>(R))
+ return SR->getPointeeStaticType();
+ return std::nullopt;
+}
+
+static std::optional<NonLoc> getStartIndex(SValBuilder &SVB,
+ const MemRegion *R) {
+ if (!R)
+ return std::nullopt;
+
+ auto Zero = [&SVB] {
+ BasicValueFactory &BVF = SVB.getBasicValueFactory();
+ return nonloc::ConcreteInt(BVF.getIntValue(0, /*isUnsigned=*/false));
+ };
----------------
balazske wrote:
Is it not better to store the `Zero` value in a variable instead of using this
lambda?
https://github.com/llvm/llvm-project/pull/93408
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