================
@@ -216,8 +216,14 @@ static Cl::Kinds ClassifyInternal(ASTContext &Ctx, const
Expr *E) {
return ClassifyInternal(Ctx,
cast<SubstNonTypeTemplateParmExpr>(E)->getReplacement());
- case Expr::PackIndexingExprClass:
+ case Expr::PackIndexingExprClass: {
+ // A dependent pack-index-expression is now supposed to denote a function
+ // parameter pack, an NTTP pack, or the pack introduced by a structured
+ // binding. Consider it as an LValue expression.
+ if (cast<PackIndexingExpr>(E)->isInstantiationDependent())
+ return Cl::CL_LValue;
----------------
cor3ntin wrote:
```suggestion
case Expr::PackIndexingExprClass: {
// A pack-index-expression always expand to an id-expression.
Consider it as an LValue expression.
if (cast<PackIndexingExpr>(E)->isInstantiationDependent())
return Cl::CL_LValue;
```
https://github.com/llvm/llvm-project/pull/90195
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