[clang] [llvm] Implement operand bundles for floating-point operations (PR #109798)

[Serge Pavlov via llvm-commits]

================
@@ -43,6 +43,15 @@ enum ExceptionBehavior : uint8_t {
 
 }
 
+inline bool isValidExceptionBehavior(unsigned X) {
----------------
spavloff wrote:

I think this is historically, because the functionality was implemented by different people. We have "FPE.h" and "FloatingPointMode.h", both describing FP environment.

https://github.com/llvm/llvm-project/pull/109798