[AArch64] determineSVEStackSizes - fix MSVC signed/unsigned comparison failure. NFC.

[RKSimon]

No description provided.

[llvmbot]

@llvm/pr-subscribers-backend-aarch64

Author: Simon Pilgrim (RKSimon)

Changes

---

Full diff: https://github.com/llvm/llvm-project/pull/162059.diff

1 Files Affected:

• (modified) llvm/lib/Target/AArch64/AArch64FrameLowering.cpp (+1-1)

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);