From 7c1986640b3be7ffd97f908cb6171f9b2b515c36 Mon Sep 17 00:00:00 2001
From: Martin Kroeker <martin@ruby.chemie.uni-freiburg.de>
Date: Wed, 19 Aug 2020 20:48:39 +0200
Subject: [PATCH] fallback from cooperlake to skylake if gcc<10

---
 cmake/cc.cmake | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/cmake/cc.cmake b/cmake/cc.cmake
index d7608220c..c490dd9ab 100644
--- a/cmake/cc.cmake
+++ b/cmake/cc.cmake
@@ -110,6 +110,8 @@ if (${CORE} STREQUAL "COOPERLAKE")
       execute_process(COMMAND ${CMAKE_C_COMPILER} -dumpversion OUTPUT_VARIABLE GCC_VERSION)
       if (${GCC_VERSION} VERSION_GREATER 10.1 OR ${GCC_VERSION} VERSION_EQUAL 10.1)
         set (CCOMMON_OPT = "${CCOMMON_OPT} -march=cooperlake")
+      else ()
+        set (CCOMMON_OPT "${CCOMMON_OPT} -march=skylake-avx512")
       endif()  
     endif ()
   endif ()