From df03930572a7a7db00b20d354e179be25f2ec1a0 Mon Sep 17 00:00:00 2001
From: John Brimley <johnbrimley@gmail.com>
Date: Sat, 11 Jan 2025 14:07:42 -0700
Subject: [PATCH] Fixed conditional that didn't get caught in the merge check.

---
 src/third_party/emhash/hash_table8.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/third_party/emhash/hash_table8.hpp b/src/third_party/emhash/hash_table8.hpp
index 36b632ddd2..0663f8e0e1 100644
--- a/src/third_party/emhash/hash_table8.hpp
+++ b/src/third_party/emhash/hash_table8.hpp
@@ -1252,7 +1252,7 @@ class HashMap
         // misses.  This is intended to overlap with execution of calculating the hash for a key.
 #if __linux__
         __builtin_prefetch(static_cast<const void*>(ctrl));
-#elif _WIN32
+#elif _WIN32 && defined(_M_IX86)
         _mm_prefetch((const char*)ctrl, _MM_HINT_T0);
 #endif
     }