[llvm] [llvm][Support] Add YAMLSchemeGen for producing YAML Schemes from YAMLTraits (PR #133284)

[via llvm-commits]

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@@ -774,12 +774,19 @@ struct unvalidatedMappingTraits
           bool, has_MappingTraits<T, Context>::value &&
                     !has_MappingValidateTraits<T, Context>::value> {};
 
+enum class IOKind : uint8_t {
+  Outputting,
+  Inputting,
+  SchemeGenering,
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tgs-sc wrote:

addressed

https://github.com/llvm/llvm-project/pull/133284