[llvm] [clang] [clang][NFC] Annotate `Type` bit-fields with `clang::preferred_type` (PR #70349)

[Aaron Ballman via llvm-commits]

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@@ -49,7 +49,7 @@ struct ExprDependenceScope {
 using ExprDependence = ExprDependenceScope::ExprDependence;
 
 struct TypeDependenceScope {
-  enum TypeDependence : uint8_t {
+  enum TypeDependence : unsigned {
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AaronBallman wrote:

Now that we're reviewing https://github.com/llvm/llvm-project/pull/70632 should we revert the changes to underlying types from this patch?

https://github.com/llvm/llvm-project/pull/70349