[llvm] [AArch64] determineSVEStackSizes - fix MSVC signed/unsigned comparison failure. NFC. (PR #162059)

[Simon Pilgrim via llvm-commits]

https://github.com/RKSimon created https://github.com/llvm/llvm-project/pull/162059

None

>From 0b5131400443f4e0205231579a88bb4fafab2ffe Mon Sep 17 00:00:00 2001
From: Simon Pilgrim <llvm-dev at redking.me.uk>
Date: Mon, 6 Oct 2025 10:58:59 +0100
Subject: [PATCH] [AArch64] determineSVEStackSizes - fix MSVC signed/unsigned
 comparison failure. NFC.

---
 llvm/lib/Target/AArch64/AArch64FrameLowering.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/llvm/lib/Target/AArch64/AArch64FrameLowering.cpp b/llvm/lib/Target/AArch64/AArch64FrameLowering.cpp
index b98f7978912f0..c76689f47d91c 100644
--- a/llvm/lib/Target/AArch64/AArch64FrameLowering.cpp
+++ b/llvm/lib/Target/AArch64/AArch64FrameLowering.cpp
@@ -2878,7 +2878,7 @@ static SVEStackSizes determineSVEStackSizes(MachineFunction &MF,
     StackTop += MFI.getObjectSize(FI);
     StackTop = alignTo(StackTop, Alignment);
 
-    assert(StackTop < std::numeric_limits<int64_t>::max() &&
+    assert(StackTop < (uint64_t)std::numeric_limits<int64_t>::max() &&
            "SVE StackTop far too large?!");
 
     int64_t Offset = -int64_t(StackTop);