From 958b4fd5c189973f3acd45291d440b2952812c43 Mon Sep 17 00:00:00 2001
From: Jakob Botsch Nielsen <jakob.botsch.nielsen@gmail.com>
Date: Thu, 17 Jul 2025 14:57:51 +0200
Subject: [PATCH] JIT: Fix unique successors in `BBswtDesc` in runtime async

---
 src/coreclr/jit/async.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/coreclr/jit/async.cpp b/src/coreclr/jit/async.cpp
index 6dc067140547d8..e3ec1cb5c1d9b9 100644
--- a/src/coreclr/jit/async.cpp
+++ b/src/coreclr/jit/async.cpp
@@ -2305,8 +2305,8 @@ void AsyncTransformation::CreateResumptionSwitch()
             }
         }
 
-        BBswtDesc* const swtDesc =
-            new (m_comp, CMK_BasicBlock) BBswtDesc(cases, (unsigned)numCases, succs, numUniqueSuccs, true);
+        BBswtDesc* const swtDesc = new (m_comp, CMK_BasicBlock)
+            BBswtDesc(succs, numUniqueSuccs, cases, (unsigned)numCases, /* hasDefault */ true);
         switchBB->SetSwitch(swtDesc);
     }