[llvm] [EquivClasses] Introduce members iterator-helper (PR #130139)

[Ramkumar Ramachandra via llvm-commits]

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@@ -178,6 +179,9 @@ class EquivalenceClasses {
   member_iterator member_end() const {
     return member_iterator(nullptr);
   }
+  iterator_range<member_iterator> members(iterator I) const {
+    return make_range(member_begin(I), member_end());
+  }
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artagnon wrote:

Fixed, thanks.

https://github.com/llvm/llvm-project/pull/130139