[clang] [Clang] Introduce OverflowBehaviorType for fine-grained overflow control (PR #148914)

[Justin Stitt via cfe-commits]

JustinStitt wrote:

> It doesn't seem plausible to me that these qualifiers have different meanings, that is to say, that the two types in my example should be different types, instead of two spellings of the same type.

I'm getting conflicting ideas from this sentence. Do you mean to say that the two types from your example should be the _same_ type?

https://github.com/llvm/llvm-project/pull/148914