[llvm] [ADT] Use range-based for loops in SmallPtrSet.h (NFC) (PR #152821)

[Kazu Hirata via llvm-commits]

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@@ -147,17 +148,23 @@ class SmallPtrSetImplBase : public DebugEpochBase {
     return isSmall() ? CurArray + NumNonEmpty : CurArray + CurArraySize;
   }
 
+  iterator_range<const void **> smallBuckets() {
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kazutakahirata wrote:

I've switched to `small_buckets`.  Thanks for the review!

https://github.com/llvm/llvm-project/pull/152821