From 02504e2bdbaa2af12a0f369a67f6f0e0a00f224a Mon Sep 17 00:00:00 2001
From: Alexander Alekhin <alexander.a.alekhin@gmail.com>
Date: Wed, 21 Feb 2024 08:11:32 +0000
Subject: [PATCH] core: fix float16_t optimization condition

- resolves issue on Windows ARM64
---
 modules/core/include/opencv2/core/cvdef.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/modules/core/include/opencv2/core/cvdef.h b/modules/core/include/opencv2/core/cvdef.h
index b6879ff5a5..03f65ad328 100644
--- a/modules/core/include/opencv2/core/cvdef.h
+++ b/modules/core/include/opencv2/core/cvdef.h
@@ -844,7 +844,7 @@ protected:
     float16_t() : w(0) {}
     explicit float16_t(float x)
     {
-    #if CV_FP16
+    #if CV_FP16 && CV_AVX2
         __m128 v = _mm_load_ss(&x);
         w = (ushort)_mm_cvtsi128_si32(_mm_cvtps_ph(v, 0));
     #else
@@ -875,7 +875,7 @@ protected:
 
     operator float() const
     {
-    #if CV_FP16
+    #if CV_FP16 && CV_AVX2
         float f;
         _mm_store_ss(&f, _mm_cvtph_ps(_mm_cvtsi32_si128(w)));
         return f;