From ed94a009c9a87bc0f3d01eafb5ad9a4c35b95311 Mon Sep 17 00:00:00 2001
From: alexandre <aran.alexandre@gmail.com>
Date: Wed, 15 May 2024 12:59:35 +0200
Subject: [PATCH] Fix a segmentation fault caused by a negative argc

On some platforms the cmd_line_args function sets cfg::largc to -1 and
trigger a segmentation fault in parse.
---
 include/boost/ut.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/boost/ut.hpp b/include/boost/ut.hpp
index b0e59ed9..490ff612 100644
--- a/include/boost/ut.hpp
+++ b/include/boost/ut.hpp
@@ -803,7 +803,7 @@ struct cfg {
   }
 
   static inline void parse(int argc, const char* argv[]) {
-    const std::size_t n_args = static_cast<std::size_t>(argc);
+    const std::size_t n_args = argc > 0 ? static_cast<std::size_t>(argc) : 0U;
     if (n_args > 0 && argv != nullptr) {
       cfg::largc = argc;
       cfg::largv = argv;