[clang] [RFC] Initial implementation of P2719 (PR #113510)

[Aaron Ballman via cfe-commits]

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@@ -3533,7 +3533,14 @@ def : Separate<["-"], "fnew-alignment">, Alias<fnew_alignment_EQ>;
 def : Flag<["-"], "faligned-new">, Alias<faligned_allocation>;
 def : Flag<["-"], "fno-aligned-new">, Alias<fno_aligned_allocation>;
 def faligned_new_EQ : Joined<["-"], "faligned-new=">;
-
+defm cxx_type_aware_allocators : BoolFOption<"cxx-type-aware-allocators",
+  LangOpts<"TypeAwareAllocators">, DefaultFalse,
+  PosFlag<SetTrue, [], [ClangOption], "Enable C++YY type aware allocator operators">,
+  NegFlag<SetFalse>, BothFlags<[], [ClangOption, CC1Option]>>;
+defm cxx_type_aware_destroying_delete : BoolFOption<"cxx-type-aware-destroying-delete",
+  LangOpts<"TypeAwareDestroyingDelete">, DefaultFalse,
+  PosFlag<SetTrue, [], [ClangOption], "Enable C++YY type aware allocator operators">,
----------------
AaronBallman wrote:

Is this paper heading towards C++26 in Poland? If not, we shouldn't document it as a C++ feature.

IIRC the sentiment for this was pretty strong, but do we want to claim it's experimental so we can reserve the right to break users in the future if WG21 changes the design in breaking ways?

https://github.com/llvm/llvm-project/pull/113510