From 4f558e8b89d76eb5106a6cd57593751c78d20ca2 Mon Sep 17 00:00:00 2001
From: Alexander Alekhin <alexander.a.alekhin@gmail.com>
Date: Sun, 2 Jul 2017 22:43:34 +0000
Subject: [PATCH] cmake: added "SSE4_2" into default CPU dispatch

---
 cmake/OpenCVCompilerOptimizations.cmake | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cmake/OpenCVCompilerOptimizations.cmake b/cmake/OpenCVCompilerOptimizations.cmake
index 52cc010fa7..45a536bb28 100644
--- a/cmake/OpenCVCompilerOptimizations.cmake
+++ b/cmake/OpenCVCompilerOptimizations.cmake
@@ -238,7 +238,7 @@ if(X86 OR X86_64)
   endif()
 
   if(NOT DEFINED CPU_DISPATCH)
-    set(CPU_DISPATCH "SSE4_1;AVX;FP16;AVX2" CACHE STRING "${HELP_CPU_DISPATCH}")
+    set(CPU_DISPATCH "SSE4_1;SSE4_2;AVX;FP16;AVX2" CACHE STRING "${HELP_CPU_DISPATCH}")
   endif()
 
   if(NOT DEFINED CPU_BASELINE)