[llvm] d7ff7c3 - [Transforms] Use llvm::pred_size and llvm::pred_successors (NFC)

[Kazu Hirata via llvm-commits]

Author: Kazu Hirata
Date: 2024-01-25T18:17:20-08:00
New Revision: d7ff7c3d182450b5fea2018a4b427ab04ed7b158

URL: https://github.com/llvm/llvm-project/commit/d7ff7c3d182450b5fea2018a4b427ab04ed7b158
DIFF: https://github.com/llvm/llvm-project/commit/d7ff7c3d182450b5fea2018a4b427ab04ed7b158.diff

LOG: [Transforms] Use llvm::pred_size and llvm::pred_successors (NFC)

Added: 
    

Modified: 
    llvm/lib/Transforms/Utils/ScalarEvolutionExpander.cpp

Removed: 
    


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diff  --git a/llvm/lib/Transforms/Utils/ScalarEvolutionExpander.cpp b/llvm/lib/Transforms/Utils/ScalarEvolutionExpander.cpp
index cf8cea937a6bf79..2cff57facbf7885 100644
--- a/llvm/lib/Transforms/Utils/ScalarEvolutionExpander.cpp
+++ b/llvm/lib/Transforms/Utils/ScalarEvolutionExpander.cpp
@@ -1010,14 +1010,11 @@ SCEVExpander::getAddRecExprPHILiterally(const SCEVAddRecExpr *Normalized,
   // Create the PHI.
   BasicBlock *Header = L->getHeader();
   Builder.SetInsertPoint(Header, Header->begin());
-  pred_iterator HPB = pred_begin(Header), HPE = pred_end(Header);
-  PHINode *PN = Builder.CreatePHI(ExpandTy, std::distance(HPB, HPE),
-                                  Twine(IVName) + ".iv");
+  PHINode *PN =
+      Builder.CreatePHI(ExpandTy, pred_size(Header), Twine(IVName) + ".iv");
 
   // Create the step instructions and populate the PHI.
-  for (pred_iterator HPI = HPB; HPI != HPE; ++HPI) {
-    BasicBlock *Pred = *HPI;
-
+  for (BasicBlock *Pred : predecessors(Header)) {
     // Add a start value.
     if (!L->contains(Pred)) {
       PN->addIncoming(StartV, Pred);