[clang] [llvm] [Clang][X86] Add Clang23Compat for __int128 bit-field ABI change (PR #220788)

[Phoebe Wang via cfe-commits]

================
@@ -433,6 +433,7 @@ CodeGenModule::getLLVMABITargetInfo(llvm::abi::TypeBuilder &TB) {
         Compat > LangOptions::ClangABI::Ver20 && !T.isPS();
     CompatInfo.Clang11Compat =
         Compat <= LangOptions::ClangABI::Ver11 || T.isPS();
+    CompatInfo.ClassifyUnnamedBitFields = Compat > LangOptions::ClangABI::Ver23;
----------------
phoebewang wrote:

Done.

https://github.com/llvm/llvm-project/pull/220788