[clang] [clang][AST] Stop creating `ConstantExpr` nodes without a result (PR #229761)

[Timm Baeder via cfe-commits]

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@@ -329,6 +329,9 @@ ConstantExpr::getStorageKind(const Type *T, const ASTContext &Context) {
 ConstantExpr::ConstantExpr(Expr *SubExpr, ConstantResultStorageKind StorageKind,
                            bool IsImmediateInvocation)
     : FullExpr(ConstantExprClass, SubExpr) {
+
+  if (!SubExpr->getType()->isVoidType())
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tbaederr wrote:

I think I should probably remove the assertion altogether in this PR, it belongs in https://github.com/llvm/llvm-project/pull/230388

https://github.com/llvm/llvm-project/pull/229761