Merge pull request #10511 from curmudg-eon/stable/20250402+133500

[clang][Modules] Fix the Size of `RecordDecl`'s `BitCodeAbbrevOp`

Author: bnbarham

clang/lib/Serialization/ASTWriterDecl.cpp

@@ -2594,7 +2594,7 @@ void ASTWriter::WriteDeclAbbrevs() {
   // RecordDecl
   Abv->Add(BitCodeAbbrevOp(
       BitCodeAbbrevOp::Fixed,
-      13)); // Packed Record Decl Bits: FlexibleArrayMember,
+      14)); // Packed Record Decl Bits: FlexibleArrayMember,
             // AnonymousStructUnion, hasObjectMember, hasVolatileMember,
             // isNonTrivialToPrimitiveDefaultInitialize,
             // isNonTrivialToPrimitiveCopy, isNonTrivialToPrimitiveDestroy,