From 0436cebb8f3e0f124a6b8d139ecb600b4cb63261 Mon Sep 17 00:00:00 2001
From: Ned Deily <nad@python.org>
Date: Thu, 20 Oct 2016 15:41:11 -0400
Subject: [PATCH] Issue #24381: Avoid unused function warning when building
 bundled macOS libffi. Patch by Vajrasky Kok.

---
 Modules/_ctypes/libffi_osx/ffi.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Modules/_ctypes/libffi_osx/ffi.c b/Modules/_ctypes/libffi_osx/ffi.c
index bf420936db..8cd2a78be6 100644
--- a/Modules/_ctypes/libffi_osx/ffi.c
+++ b/Modules/_ctypes/libffi_osx/ffi.c
@@ -101,7 +101,7 @@ initialize_aggregate(
 /* Perform machine independent ffi_cif preparation, then call
    machine dependent routine. */
 
-#if defined(X86_DARWIN)
+#if defined(X86_DARWIN) && !defined __x86_64__
 
 static inline bool
 struct_on_stack(
@@ -124,7 +124,7 @@ struct_on_stack(
 	}
 }
 
-#endif	// defined(X86_DARWIN)
+#endif	// defined(X86_DARWIN) && !defined __x86_64__
 
 // Arguments' ffi_type->alignment must be nonzero.
 ffi_status
-- 
2.50.1