[llvm] LowerGlobalDtors: Use use_empty instead of getNumUses == 0 (PR #136337)

[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/136337.diff


1 Files Affected:

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


``````````diff
diff --git a/llvm/lib/Transforms/Utils/LowerGlobalDtors.cpp b/llvm/lib/Transforms/Utils/LowerGlobalDtors.cpp
index ff72ba073ad0e..df3a2a94b7ddb 100644
--- a/llvm/lib/Transforms/Utils/LowerGlobalDtors.cpp
+++ b/llvm/lib/Transforms/Utils/LowerGlobalDtors.cpp
@@ -146,7 +146,7 @@ static bool runImpl(Module &M) {
   // the program never exits) we can simply return early and clear out
   // @llvm.global_dtors.
   if (auto F = dyn_cast<Function>(AtExit.getCallee())) {
-    if (F && F->hasExactDefinition() && F->getArg(0)->getNumUses() == 0) {
+    if (F && F->hasExactDefinition() && F->getArg(0)->use_empty()) {
       GV->eraseFromParent();
       return true;
     }

``````````

</details>


https://github.com/llvm/llvm-project/pull/136337