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

[Matt Arsenault via llvm-commits]

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

None

>From 1292d28c8b613982b7e44140515a4d17aa949349 Mon Sep 17 00:00:00 2001
From: Matt Arsenault <Matthew.Arsenault at amd.com>
Date: Fri, 18 Apr 2025 19:18:52 +0200
Subject: [PATCH] LowerGlobalDtors: Use use_empty instead of getNumUses == 0

---
 llvm/lib/Transforms/Utils/LowerGlobalDtors.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

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;
     }