disable SVE to fix build error

Signed-off-by: Zhipeng Xie <xiezhipeng1@huawei.com>

0002-disable-SVE-for-v1.6.0-due-to-sleef-build-error.patch

@@ -0,0 +1,29 @@
+From 9fa24f75ca24761183ea2fe664744f2284007e3f Mon Sep 17 00:00:00 2001
+From: Zhipeng Xie <xiezhipeng1@huawei.com>
+Date: Wed, 3 Feb 2021 10:22:31 -0500
+Subject: [PATCH] disable SVE for v1.6.0 due to sleef build error.
+
+sleef build error due to SVE not fully supported, so
+disable it temporarily.
+
+Signed-off-by: Zhipeng Xie <xiezhipeng1@huawei.com>
+---
+ third_party/sleef/Configure.cmake | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/third_party/sleef/Configure.cmake b/third_party/sleef/Configure.cmake
+index 25fc675e..02c364d2 100644
+--- a/third_party/sleef/Configure.cmake
++++ b/third_party/sleef/Configure.cmake
+@@ -545,7 +545,7 @@ endif()
+ 
+ # SVE
+ 
+-option(DISABLE_SVE "Disable SVE" OFF)
++option(DISABLE_SVE "Disable SVE" ON)
+ option(ENFORCE_SVE "Build fails if SVE is not supported by the compiler" OFF)
+ 
+ if(SLEEF_ARCH_AARCH64 AND NOT DISABLE_SVE)
+-- 
+2.27.0
+

pytorch.spec

@@ -1,14 +1,15 @@
 %global _empty_manifest_terminate_build 0
 Name:		pytorch
 Version:	1.6.0
-Release:	1
+Release:	2
 Summary:	Tensors and Dynamic neural networks in Python with strong GPU acceleration
 License:	BSD-3
 URL:		https://pytorch.org/
 #sh -x updateSource.sh
-Source0:	pytorch-1.6.0-include-submodules.tar.bz2
+Source0:	pytorch-%{version}-include-submodules.tar.bz2
 
 Patch0001:	0001-Fix-illegal-opcode-bug-in-caffe2-40584.patch
+Patch0002:	0002-disable-SVE-for-v1.6.0-due-to-sleef-build-error.patch
 
 Requires:	python3-future
 Requires:	python3-numpy
@@ -84,5 +85,8 @@ mv %{buildroot}/doclist.lst .
 %{_docdir}/*
 
 %changelog
+* Thu Feb 4 2021 Zhipeng Xie<xiezhipeng1@huawei.com> - 1.6.0-2
+- disable SVE to fix compile error in gcc 9
+
 * Sun Sep 27 2020 Zhipeng Xie<xiezhipeng1@huawei.com> - 1.6.0-1
 - Package init