From 9582c33eabaab627b47882baa1bcae24e12b5d01 Mon Sep 17 00:00:00 2001
From: Andrey Kamaev <andrey.kamaev@itseez.com>
Date: Tue, 9 Dec 2014 12:06:56 +0300
Subject: [PATCH] Fix build for Android arm64-v8a

---
 3rdparty/libpng/CMakeLists.txt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/3rdparty/libpng/CMakeLists.txt b/3rdparty/libpng/CMakeLists.txt
index 7dd06dfd47cd..0abb68f9f365 100644
--- a/3rdparty/libpng/CMakeLists.txt
+++ b/3rdparty/libpng/CMakeLists.txt
@@ -14,7 +14,7 @@ ocv_include_directories("${CMAKE_CURRENT_SOURCE_DIR}" ${ZLIB_INCLUDE_DIRS})
 file(GLOB lib_srcs *.c)
 file(GLOB lib_hdrs *.h)
 
-if(NEON)
+if(NEON AND CMAKE_SIZEOF_VOID_P EQUAL 4)
   list(APPEND lib_srcs arm/filter_neon.S)
   add_definitions(-DPNG_ARM_NEON)
 endif()