From ef752b9937923a702da23d8286b408de7b566828 Mon Sep 17 00:00:00 2001
From: Martin Kroeker <martin@ruby.chemie.uni-freiburg.de>
Date: Tue, 3 Dec 2019 09:41:06 +0100
Subject: [PATCH] Need at least gcc9 for tsv110 support

---
 Makefile.arm64 | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Makefile.arm64 b/Makefile.arm64
index 4d10ff684..cb70c206f 100644
--- a/Makefile.arm64
+++ b/Makefile.arm64
@@ -39,7 +39,10 @@ CCOMMON_OPT += -march=armv8.1-a -mtune=thunderx2t99
 FCOMMON_OPT += -march=armv8.1-a -mtune=thunderx2t99
 endif
 
+ifeq ($(GCCVERSIONGTEQ9, 1)
 ifeq ($(CORE), TSV110)
 CCOMMON_OPT += -march=armv8.2-a -mtune=tsv110
 FCOMMON_OPT += -march=armv8.2-a -mtune=tsv110
 endif
+endif
+