avoid enabling sse if not supported

2024-01-04 02:51:31 +01:00
parent d4d9aae321
commit 9fe8c3d87b
1 changed files with 10 additions and 1 deletions
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -45,7 +45,16 @@ if(WIN32)
  add_definitions(-DNOMINMAX)
  add_definitions(-D_CRT_SECURE_NO_WARNINGS)
 endif ()
-add_compile_options(-mssse3 -msse4.1)
+
+include(CheckCCompilerFlag)
+
+check_c_compiler_flag(-mssse3 HAS_SSSE3)
+check_c_compiler_flag(-msse4.1 HAS_SSE4_1)
+
+if (HAS_SSSE3 AND HAS_SSE4_1)
+  add_compile_options(-mssse3 -msse4.1)
+endif ()
+
 if(${CMAKE_BUILD_TYPE} MATCHES Debug)
  #add_compile_options(-fsanitize=address -fsanitize=undefined)
  #add_link_options(-fsanitize=address -fsanitize=undefined)