From 5449363d33ee96e9793bf9b1a5ae1a0b68017913 Mon Sep 17 00:00:00 2001
From: Nitin Kumar <59679977+lazysegtree@users.noreply.github.com>
Date: Sat, 14 Mar 2026 17:32:31 +0530
Subject: [PATCH] fix: Overwrite m_positional_set in parse_positional()

---
 include/cxxopts.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/cxxopts.hpp b/include/cxxopts.hpp
index 0bae743..f35f21c 100644
--- a/include/cxxopts.hpp
+++ b/include/cxxopts.hpp
@@ -2570,7 +2570,7 @@ Options::parse_positional(std::vector<std::string> options)
 {
   m_positional = std::move(options);
 
-  m_positional_set.insert(m_positional.begin(), m_positional.end());
+  m_positional_set = std::unordered_set<std::string>(m_positional.begin(), m_positional.end());
 }
 
 inline