From e591f4aac506e6f25be41074cbd51ca3ba2c85ee Mon Sep 17 00:00:00 2001
From: Philip Top <phlptp@gmail.com>
Date: Fri, 3 Oct 2025 06:08:47 -0700
Subject: [PATCH] ensure the parse order is reset on clear() (#1218)

Fixes #1216
---
 include/CLI/impl/App_inl.hpp | 1 +
 tests/AppTest.cpp            | 2 ++
 2 files changed, 3 insertions(+)

diff --git a/include/CLI/impl/App_inl.hpp b/include/CLI/impl/App_inl.hpp
index 614805dd..2a0192c8 100644
--- a/include/CLI/impl/App_inl.hpp
+++ b/include/CLI/impl/App_inl.hpp
@@ -582,6 +582,7 @@ CLI11_INLINE void App::clear() {
 
     missing_.clear();
     parsed_subcommands_.clear();
+    parse_order_.clear();
     for(const Option_p &opt : options_) {
         opt->clear();
     }
diff --git a/tests/AppTest.cpp b/tests/AppTest.cpp
index 63f97e08..b75bf9c5 100644
--- a/tests/AppTest.cpp
+++ b/tests/AppTest.cpp
@@ -2016,6 +2016,8 @@ TEST_CASE_METHOD(TApp, "OriginalOrder", "[app]") {
     CHECK(std::vector<int>({2}) == st2);
 
     CHECK(std::vector<CLI::Option *>({op1, op2, op1, op1}) == app.parse_order());
+    app.clear();
+    CHECK(app.parse_order().empty());
 }
 
 TEST_CASE_METHOD(TApp, "NeedsFlags", "[app]") {