[clang] [clang][test] Fix RUN lines in cxx2a-constexpr-dynalloc.cpp (PR #147590)

[Timm Baeder via cfe-commits]

https://github.com/tbaederr created https://github.com/llvm/llvm-project/pull/147590

These were added in https://github.com/llvm/llvm-project/pull/147303, but the -fexperimental-new-constant-interpreter was missing.

>From d37db46dd55d3948cd6c7d002c9e9dd5edc2568c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Timm=20B=C3=A4der?= <tbaeder at redhat.com>
Date: Tue, 8 Jul 2025 21:46:51 +0200
Subject: [PATCH] [clang][test] Fix RUN lines in cxx2a-constexpr-dynalloc.cpp

These were added in https://github.com/llvm/llvm-project/pull/147303,
but the -fexperimental-new-constant-interpreter was missing.
---
 clang/test/SemaCXX/cxx2a-constexpr-dynalloc.cpp | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/clang/test/SemaCXX/cxx2a-constexpr-dynalloc.cpp b/clang/test/SemaCXX/cxx2a-constexpr-dynalloc.cpp
index 86bed5f14441e..25cd2c9538a90 100644
--- a/clang/test/SemaCXX/cxx2a-constexpr-dynalloc.cpp
+++ b/clang/test/SemaCXX/cxx2a-constexpr-dynalloc.cpp
@@ -3,10 +3,10 @@
 // RUN: %clang_cc1 -std=c++2a -verify=expected,cxx20 %s "-DNEW=::operator new" "-DDELETE=::operator delete"
 // RUN: %clang_cc1 -std=c++2c -verify=expected,cxx26 %s "-DNEW=::operator new" "-DDELETE=::operator delete"
 
-// RUN: %clang_cc1 -std=c++2a -verify=expected,cxx20 %s -DNEW=__builtin_operator_new -DDELETE=__builtin_operator_delete
-// RUN: %clang_cc1 -std=c++2a -verify=expected,cxx20 %s "-DNEW=operator new" "-DDELETE=operator delete"
-// RUN: %clang_cc1 -std=c++2a -verify=expected,cxx20 %s "-DNEW=::operator new" "-DDELETE=::operator delete"
-// RUN: %clang_cc1 -std=c++2c -verify=expected,cxx26 %s "-DNEW=::operator new" "-DDELETE=::operator delete"
+// RUN: %clang_cc1 -std=c++2a -verify=expected,cxx20 %s -DNEW=__builtin_operator_new -DDELETE=__builtin_operator_delete -fexperimental-new-constant-interpreter
+// RUN: %clang_cc1 -std=c++2a -verify=expected,cxx20 %s "-DNEW=operator new" "-DDELETE=operator delete" -fexperimental-new-constant-interpreter
+// RUN: %clang_cc1 -std=c++2a -verify=expected,cxx20 %s "-DNEW=::operator new" "-DDELETE=::operator delete" -fexperimental-new-constant-interpreter
+// RUN: %clang_cc1 -std=c++2c -verify=expected,cxx26 %s "-DNEW=::operator new" "-DDELETE=::operator delete" -fexperimental-new-constant-interpreter
 
 constexpr bool alloc_from_user_code() {
   void *p = NEW(sizeof(int)); // expected-note {{cannot allocate untyped memory in a constant expression; use 'std::allocator<T>::allocate'}}