[llvm] [NFC][LLVM] Namespace cleanup in GuardWidening (PR #163585)

[Rahul Joshi via llvm-commits]

https://github.com/jurahul created https://github.com/llvm/llvm-project/pull/163585

None

>From 629d9cd929d55601f7829771514455a2318117a3 Mon Sep 17 00:00:00 2001
From: Rahul Joshi <rjoshi at nvidia.com>
Date: Wed, 15 Oct 2025 09:12:59 -0700
Subject: [PATCH] [NFC][LLVM] Namespace cleanup in GuardWidening

---
 llvm/lib/Transforms/Scalar/GuardWidening.cpp | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/llvm/lib/Transforms/Scalar/GuardWidening.cpp b/llvm/lib/Transforms/Scalar/GuardWidening.cpp
index d99f1eb9c93cd..ddb99a5af6089 100644
--- a/llvm/lib/Transforms/Scalar/GuardWidening.cpp
+++ b/llvm/lib/Transforms/Scalar/GuardWidening.cpp
@@ -75,8 +75,6 @@ static cl::opt<bool>
                                "expressed as branches by widenable conditions"),
                       cl::init(true));
 
-namespace {
-
 // Get the condition of \p I. It can either be a guard or a conditional branch.
 static Value *getCondition(Instruction *I) {
   if (IntrinsicInst *GI = dyn_cast<IntrinsicInst>(I)) {
@@ -130,6 +128,8 @@ findInsertionPointForWideCondition(Instruction *WCOrGuard) {
   return std::nullopt;
 }
 
+namespace {
+
 class GuardWideningImpl {
   DominatorTree &DT;
   PostDominatorTree *PDT;
@@ -328,7 +328,7 @@ class GuardWideningImpl {
   /// The entry point for this pass.
   bool run();
 };
-}
+} // namespace
 
 static bool isSupportedGuardInstruction(const Instruction *Insn) {
   if (isGuard(Insn))