[llvm] [SLP]Fix/improve minbitwidth mapping to use TreeEntry as a key. (PR #73567)

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git-clang-format --diff 9e8691962626e62382eb31da6fea49ddbb559750 47a15912eecb24f6a09c62ec1ed69b2b991d06f4 -- llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
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View the diff from clang-format here.
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``````````diff
diff --git a/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp b/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
index e445ee7a0b..cfabae2b78 100644
--- a/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
+++ b/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
@@ -13179,7 +13179,7 @@ bool BoUpSLP::collectValuesToDemote(
     return false;
   }
 
-// Gather demoted constant operands.
+  // Gather demoted constant operands.
   for (unsigned Idx : seq<unsigned>(Start, End))
     if (isa<Constant>(I->getOperand(Idx)))
       DemotedConsts.try_emplace(I).first->getSecond().push_back(Idx);

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https://github.com/llvm/llvm-project/pull/73567