From ded85a159fb371446b528dfc3de52ed564ba69fc Mon Sep 17 00:00:00 2001
From: MikePopoloski <mike@popoloski.com>
Date: Mon, 24 Jul 2023 21:46:16 -0400
Subject: [PATCH] Fix clang warning

---
 include/slang/util/SmallVector.h | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/include/slang/util/SmallVector.h b/include/slang/util/SmallVector.h
index 26dcdbd38..e23e7444d 100644
--- a/include/slang/util/SmallVector.h
+++ b/include/slang/util/SmallVector.h
@@ -320,7 +320,10 @@ class SmallVectorBase {
         std::uninitialized_move(result, end(), begin() + newSize - existingOverlap);
 
         // Copy in the new elements.
-        first = std::ranges::copy_n(first, existingOverlap, result).in;
+        first = std::ranges::copy_n(first,
+                                    static_cast<std::iter_difference_t<TIter>>(existingOverlap),
+                                    result)
+                    .in;
 
         // Insert the non-overwritten middle part.
         std::ranges::uninitialized_copy(first, last, end(), end() + numElems - existingOverlap);