[llvm] [MIRParser] Remove an unnecessary cast (NFC) (PR #152835)

[Kazu Hirata via llvm-commits]

https://github.com/kazutakahirata created https://github.com/llvm/llvm-project/pull/152835

peekDebugInstrNum() already returns unsigned.


>From acb2383be5170fcce6a416720b2c4af2ebe5a451 Mon Sep 17 00:00:00 2001
From: Kazu Hirata <kazu at google.com>
Date: Fri, 8 Aug 2025 11:37:37 -0700
Subject: [PATCH] [MIRParser] Remove an unnecessary cast (NFC)

peekDebugInstrNum() already returns unsigned.
---
 llvm/lib/CodeGen/MIRParser/MIRParser.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/llvm/lib/CodeGen/MIRParser/MIRParser.cpp b/llvm/lib/CodeGen/MIRParser/MIRParser.cpp
index 3e99e576fa364..2936d66b62609 100644
--- a/llvm/lib/CodeGen/MIRParser/MIRParser.cpp
+++ b/llvm/lib/CodeGen/MIRParser/MIRParser.cpp
@@ -529,7 +529,7 @@ void MIRParserImpl::setupDebugValueTracking(
   unsigned MaxInstrNum = 0;
   for (auto &MBB : MF)
     for (auto &MI : MBB)
-      MaxInstrNum = std::max((unsigned)MI.peekDebugInstrNum(), MaxInstrNum);
+      MaxInstrNum = std::max(MI.peekDebugInstrNum(), MaxInstrNum);
   MF.setDebugInstrNumberingCount(MaxInstrNum);
 
   // Load any substitutions.