From 94adecb956eac74801bc035a0c403aaf44866d16 Mon Sep 17 00:00:00 2001
From: Gabor Kertesz <gabor.kertesz@linaro.org>
Date: Tue, 2 Nov 2021 15:47:36 +0100
Subject: [PATCH] Do not enable SSE feature for ARM64 by default

SSE is not available on ARM64. In order to enable win-arm64 widely,
regardless of 3rd party projects' build systems, the most clean
solution is simply not enable this flag by default on ARM64.
Tested with Pillow python package.
---
 CMakeLists.txt | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 3d0f033..d14f058 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -3,7 +3,11 @@ file(READ version.txt VERSION)
 
 project(imagequant C)
 
-option(BUILD_WITH_SSE "Use SSE" ON)
+if(${CMAKE_SYSTEM_PROCESSOR} STREQUAL ARM64)
+  option(BUILD_WITH_SSE "Use SSE" OFF)
+else()
+  option(BUILD_WITH_SSE "Use SSE" ON)
+endif()
 
 if(BUILD_WITH_SSE)
   add_definitions(-DUSE_SSE=1)