From 2c144313dd366579429d5a789d717e4cc25eb180 Mon Sep 17 00:00:00 2001
From: Eric Niebler <eniebler@nvidia.com>
Date: Fri, 8 May 2026 17:25:26 -0700
Subject: [PATCH] squash a bogus unreachable code warning on msvc

---
 include/stdexec/__detail/__tuple.hpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/include/stdexec/__detail/__tuple.hpp b/include/stdexec/__detail/__tuple.hpp
index e51c90b3a..4374c9f45 100644
--- a/include/stdexec/__detail/__tuple.hpp
+++ b/include/stdexec/__detail/__tuple.hpp
@@ -397,7 +397,10 @@ namespace STDEXEC
     {
       return static_cast<_Tuple&&>(__tupl).__val7;
     }
-    STDEXEC_UNREACHABLE();
+    else
+    {
+      STDEXEC_UNREACHABLE();
+    }
   }
 
   //