!10 fix failure caused by GCC upgrade to GCC-10

From: @aslfjk
Reviewed-by: @small_leek
Signed-off-by: @small_leek

Fix-hyperscan-gcc10.patch

@@ -0,0 +1,19 @@
+diff --git a/CMakeLists.txt b/CMakeLists.txt
+index ef09142..3eb6d73 100644
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -194,8 +194,12 @@ else()
+             string(REGEX REPLACE ".*march=[ \t]*([^ \n]*)[ \n].*" "\\1"
+                 GNUCC_ARCH "${_GCC_OUTPUT}")
+ 
+-            # test the parsed flag
+-            set (EXEC_ARGS ${CC_ARG1} -E - -mtune=${GNUCC_ARCH})
++	# test the parsed flag
++	if (!GNUCC_ARCH EQUAL NULL)
++		set (EXEC_ARGS ${CC_ARG1} -E - -mtune=${GNUCC_ARCH})
++	else ()
++		set (EXEC_ARGS ${CC_ARG1} -E - -mtune=native)
++	endif()
+             execute_process(COMMAND ${CMAKE_C_COMPILER} ${EXEC_ARGS}
+                 OUTPUT_QUIET ERROR_QUIET
+                 INPUT_FILE /dev/null

hyperscan.spec

@@ -1,6 +1,6 @@
 Name:    hyperscan
 Version: 5.2.1
-Release: 3
+Release: 4
 Summary: High-performance regular expression matching library
 
 License: BSD
@@ -9,6 +9,7 @@ Source0: https://github.com/intel/%{name}/archive/v%{version}.tar.gz#/%{name}-%{
 
 Patch0: hyperscan-aarch64-support.patch
 Patch1: Fix-build-errot-on-x86_64.patch
+Patch2: Fix-hyperscan-gcc10.patch
 
 BuildRequires:  gcc-c++
 BuildRequires:  boost-devel
@@ -74,6 +75,9 @@ needed for developing Hyperscan applications.
 %{_includedir}/hs/
 
 %changelog
+* Wed Aug 04 2021 wangyong <wangyong187@huawei.com> - 5.2.1-4
+- Fix build error caused by GCC upgrade to GCC-10
+
 * Sat Jul 24 2021 wangyue <wangyue92@huawei.com> - 5.2.1-3
 - Fix build error on X86