[llvm] [polly] [SCEV] Refactor SCEV flags, in preparation to extend (NFC) (PR #225179)

[David Sherwood via llvm-commits]

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@@ -107,34 +107,34 @@ LLVM_ABI extern bool VerifySCEV;
 /// can trap) can be defined per these rules in regions where it would trap
 /// at runtime.  A SCEV being defined does not require the existence of any
 /// instruction within the defined scope.
-enum class SCEVNoWrapFlags {
-  FlagAnyWrap = 0,    // No guarantee.
+enum class SCEVFlags {
+  FlagAny = 0,        // No guarantee.
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david-arm wrote:

Given that the goal is to have more than just wrapping flags here, is it also worth renaming `FlagAny` to `FlagNone`? Once the exact flag is added it's a bit ambiguous what `FlagAny` means I think.

https://github.com/llvm/llvm-project/pull/225179