================
@@ -8721,15 +8771,63 @@ bool LValueExprEvaluator::VisitMemberExpr(const
MemberExpr *E) {
return LValueExprEvaluatorBaseTy::VisitMemberExpr(E);
}
+bool LValueExprEvaluator::VisitExtVectorElementExpr(
+ const ExtVectorElementExpr *E) {
+ bool Success = true;
+
+ APValue Val;
+ if (!Evaluate(Val, Info, E->getBase())) {
+ if (!Info.noteFailure())
+ return false;
+ Success = false;
+ }
+
+ SmallVector<uint32_t, 4> Indices;
+ E->getEncodedElementAccess(Indices);
+ // FIXME: support accessing more than one element
+ if (Indices.size() > 1)
+ return false;
+
+ if (Success) {
+ Result.setFrom(Info.Ctx, Val);
+ const VectorType *VT = E->getBase()->getType()->castAs<VectorType>();
----------------
AaronBallman wrote:
```suggestion
const auto *VT = E->getBase()->getType()->castAs<VectorType>();
```
https://github.com/llvm/llvm-project/pull/72607
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