From: Martin Kroeker <martin@ruby.chemie.uni-freiburg.de>
Date: Wed, 19 Aug 2020 13:06:30 +0000 (+0200)
Subject: make march=cooperlake option conditional on gcc >= 10.1
X-Git-Tag: upstream/0.3.21~25^2~72^2~8
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=bb9cf766f5cfd5112adebfeb30f916350854b05d;p=platform%2Fupstream%2Fopenblas.git

make march=cooperlake option conditional on gcc >= 10.1
---

diff --git a/Makefile.x86_64 b/Makefile.x86_64
index 96e9dbe..00975b2 100644
--- a/Makefile.x86_64
+++ b/Makefile.x86_64
@@ -30,8 +30,15 @@ endif
 ifeq ($(CORE), COOPERLAKE)
 ifndef DYNAMIC_ARCH
 ifndef NO_AVX512
+ifeq ($(C_COMPILER), GCC)
+# cooperlake support was added in 10.1
+GCCVERSIONGTEQ10 := $(shell expr `$(CC) -dumpversion | cut -f1 -d.` \>= 10)
+GCCMINORVERSIONGTEQ1 := $(shell expr `$(CC) -dumpversion | cut -f2 -d.` \>= 1)
+ifeq ($(GCCVERSIONGTEQ10)$(GCCMINORVERSIONGTEQ1), 11)
 CCOMMON_OPT += -march=cooperlake
 FCOMMON_OPT += -march=cooperlake
+endif
+endif
 ifeq ($(OSNAME), CYGWIN_NT)
 CCOMMON_OPT += -fno-asynchronous-unwind-tables
 FCOMMON_OPT += -fno-asynchronous-unwind-tables