[llvm] [LV] Vectorize FMax w/o fast-math flags. (PR #146711)

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``````````bash
git-clang-format --diff HEAD~1 HEAD --extensions h,cpp -- llvm/include/llvm/Analysis/IVDescriptors.h llvm/lib/Analysis/IVDescriptors.cpp llvm/lib/Transforms/Utils/LoopUtils.cpp llvm/lib/Transforms/Vectorize/LoopVectorize.cpp llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp llvm/lib/Transforms/Vectorize/VPlan.h llvm/lib/Transforms/Vectorize/VPlanAnalysis.cpp llvm/lib/Transforms/Vectorize/VPlanConstruction.cpp llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp llvm/lib/Transforms/Vectorize/VPlanTransforms.h llvm/lib/Transforms/Vectorize/VPlanUnroll.cpp
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View the diff from clang-format here.
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``````````diff
diff --git a/llvm/lib/Analysis/IVDescriptors.cpp b/llvm/lib/Analysis/IVDescriptors.cpp
index 3ff5bac06..1e8752877 100644
--- a/llvm/lib/Analysis/IVDescriptors.cpp
+++ b/llvm/lib/Analysis/IVDescriptors.cpp
@@ -819,8 +819,8 @@ RecurrenceDescriptor::isMinMaxPattern(Instruction *I, RecurKind Kind,
   if (match(I, m_OrdOrUnordFMin(m_Value(), m_Value())))
     return InstDesc(Kind == RecurKind::FMin, I);
   if (match(I, m_OrdOrUnordFMax(m_Value(), m_Value())))
-    return InstDesc(Kind == RecurKind::FMax || Kind == RecurKind::OrderedFCmpSelect,
-                    I);
+    return InstDesc(
+        Kind == RecurKind::FMax || Kind == RecurKind::OrderedFCmpSelect, I);
   if (match(I, m_FMinNum(m_Value(), m_Value())))
     return InstDesc(Kind == RecurKind::FMin, I);
   if (match(I, m_FMaxNum(m_Value(), m_Value())))

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https://github.com/llvm/llvm-project/pull/146711