[llvm] [MachineVerifier] Use Register instead of unsigned for DenseSet key. NFC (PR #128234)

[Craig Topper via llvm-commits]

https://github.com/topperc created https://github.com/llvm/llvm-project/pull/128234

None

>From a2db0c954a9346e17e2152f44d9784ac238289c4 Mon Sep 17 00:00:00 2001
From: Craig Topper <craig.topper at sifive.com>
Date: Fri, 21 Feb 2025 13:15:19 -0800
Subject: [PATCH] [MachineVerifier] Use Register instead of unsigned for
 DenseSet key. NFC

---
 llvm/lib/CodeGen/MachineVerifier.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/llvm/lib/CodeGen/MachineVerifier.cpp b/llvm/lib/CodeGen/MachineVerifier.cpp
index 05afcbee701a8..4ab6fc2ddc28c 100644
--- a/llvm/lib/CodeGen/MachineVerifier.cpp
+++ b/llvm/lib/CodeGen/MachineVerifier.cpp
@@ -3228,7 +3228,7 @@ struct VRegFilter {
   // worst-case memory usage within 2x of figures determined empirically for
   // "all Dense" scenario in such worst-by-execution-time cases.
   BitVector Sparse;
-  DenseSet<unsigned> Dense;
+  DenseSet<Register> Dense;
 };
 
 // Implements both a transfer function and a (binary, in-place) join operator