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

[Matheus Izvekov via cfe-commits]

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@@ -426,6 +426,8 @@ LANGOPT(FixedPoint, 1, 0, NotCompatible, "fixed point types")
 LANGOPT(PaddingOnUnsignedFixedPoint, 1, 0, NotCompatible,
         "unsigned fixed point types having one extra padding bit")
 
+LANGOPT(OverflowBehaviorTypes, 1, 0, NotCompatible, "overflow behavior types")
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mizvekov wrote:

I like the existing name, it has stuck long enough.

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