From 5008fa473289d2158c154be7ebbee299474cd09d Mon Sep 17 00:00:00 2001
From: Alexey Rybalchenko <alexryba@gmail.com>
Date: Thu, 28 May 2020 15:02:22 +0200
Subject: [PATCH] Fix regression in handling unregistered options

---
 fairmq/ProgOptions.cxx | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/fairmq/ProgOptions.cxx b/fairmq/ProgOptions.cxx
index ada0c2de..5f799705 100644
--- a/fairmq/ProgOptions.cxx
+++ b/fairmq/ProgOptions.cxx
@@ -120,8 +120,10 @@ void ProgOptions::ParseAll(const int argc, char const* const* argv, bool allowUn
 
     po::command_line_parser parser(argc, argv);
 
+    parser.options(fAllOptions);
+
     if (allowUnregistered) {
-        parser.options(fAllOptions).allow_unregistered();
+        parser.allow_unregistered();
     }
 
     using namespace po::command_line_style;