[llvm] [SCEV] Improve code around constant TC (NFC) (PR #133261)

[Nikita Popov via llvm-commits]

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@@ -8225,7 +8225,7 @@ static unsigned getConstantTripCount(const SCEVConstant *ExitCount) {
   ConstantInt *ExitConst = ExitCount->getValue();
 
   // Guard against huge trip counts.
-  if (ExitConst->getValue().getActiveBits() > 32)
+  if (ExitConst->getValue().getActiveBits() > CHAR_BIT * sizeof(unsigned))
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nikic wrote:

Keep the 32 here please.

https://github.com/llvm/llvm-project/pull/133261