[clang] [clang][P2719] Relax requirements for matching operator new and delete (PR #195779)

[Corentin Jabot via cfe-commits]

================
@@ -10396,14 +10396,17 @@ def err_type_aware_destroying_operator_delete : Error<
 def warn_ext_type_aware_allocators : ExtWarn<
   "type aware allocators are a Clang extension">, InGroup<DiagGroup<"ext-cxx-type-aware-allocators">>;
 def err_type_aware_allocator_missing_matching_operator : Error<
-  "declaration of type aware %0 in %1 must have matching type aware %2"
+  "declaration of type aware %0 in %1 must have an %2 in the same scope"
 >;
 def note_unmatched_type_aware_allocator_declared : Note<
   "unmatched type aware %0 declared here">;
-def err_mismatching_type_aware_cleanup_deallocator : Error<
-  "type aware %0 requires a matching type aware %select{|placement }1%2 to be declared in the same scope">;
+def err_type_aware_new_missing_cleanup_operator : Error<
+  "type aware %0 requires %select{a matching|an unambiguous|the}1 %select{|placement }2cleanup %3%select{|| to be declared in the same scope}1">;
----------------
cor3ntin wrote:

```suggestion
  "type aware %0 requires %select{a matching|an unambiguous|the}1 %select{|placement }2%3%select{|| to be declared in the same scope}1">;
```

is `cleanup` adding any information here?

https://github.com/llvm/llvm-project/pull/195779