From 6948cea67ad44f98aa3ca787741655cdf1bcbd54 Mon Sep 17 00:00:00 2001
From: Ryan Blue <ryanzblue@gmail.com>
Date: Sun, 11 Dec 2022 10:39:04 -0500
Subject: [PATCH] [wpiutil] Fix MemoryBuffer initialization (#4797)

Dereferencing an end iterator is undefined behavior and causes a failed assertion when running in Windows debug.
---
 .../src/main/native/thirdparty/llvm/cpp/llvm/MemoryBuffer.cpp   | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/wpiutil/src/main/native/thirdparty/llvm/cpp/llvm/MemoryBuffer.cpp b/wpiutil/src/main/native/thirdparty/llvm/cpp/llvm/MemoryBuffer.cpp
index ac2fbf5d45..5beeb383fc 100644
--- a/wpiutil/src/main/native/thirdparty/llvm/cpp/llvm/MemoryBuffer.cpp
+++ b/wpiutil/src/main/native/thirdparty/llvm/cpp/llvm/MemoryBuffer.cpp
@@ -105,7 +105,7 @@ template <typename MB>
 class MemoryBufferMem : public MB {
  public:
   explicit MemoryBufferMem(std::span<const uint8_t> inputData) {
-    MemoryBuffer::Init(&*inputData.begin(), &*inputData.end());
+    MemoryBuffer::Init(inputData.data(), inputData.data() + inputData.size());
   }
 
   /// Disable sized deallocation for MemoryBufferMem, because it has