[llvm] SimplifyIndVar: Use use_empty instead of hasNUses(0) (PR #137346)

[via llvm-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-llvm-transforms

Author: Matt Arsenault (arsenm)

<details>
<summary>Changes</summary>



---
Full diff: https://github.com/llvm/llvm-project/pull/137346.diff


1 Files Affected:

- (modified) llvm/lib/Transforms/Utils/SimplifyIndVar.cpp (+1-1) 


``````````diff
diff --git a/llvm/lib/Transforms/Utils/SimplifyIndVar.cpp b/llvm/lib/Transforms/Utils/SimplifyIndVar.cpp
index 03dbf9513d140..e6ee2e06cafab 100644
--- a/llvm/lib/Transforms/Utils/SimplifyIndVar.cpp
+++ b/llvm/lib/Transforms/Utils/SimplifyIndVar.cpp
@@ -2085,7 +2085,7 @@ PHINode *WidenIV::createWideIV(SCEVExpander &Rewriter) {
     // if the cast node is an inserted instruction without any user, we should
     // remove it to make sure the pass don't touch the function as we can not
     // wide the phi.
-    if (ExpandInst->hasNUses(0) &&
+    if (ExpandInst->use_empty() &&
         Rewriter.isInsertedInstruction(cast<Instruction>(ExpandInst)))
       DeadInsts.emplace_back(ExpandInst);
     return nullptr;

``````````

</details>


https://github.com/llvm/llvm-project/pull/137346