diff --git a/gcc.spec b/gcc.spec
index 92d7555b7848c13237f7fbb94875ecaa666e7712..eada24e78fc78cff3595e99a5fb11495cb9f3213 100644
--- a/gcc.spec
+++ b/gcc.spec
@@ -37,7 +37,7 @@
 Summary: Various compilers (C, C++, Objective-C, Java, ...)
 Name: gcc
 Version: 7.3.0
-Release: %{DATE}.39
+Release: %{DATE}.40
 License: GPLv3+ and GPLv3+ with exceptions and GPLv2+ with exceptions and LGPLv2+ and BSD
 Group: Development/Languages
 URL: https://gcc.gnu.org
@@ -702,7 +702,7 @@ cd ../..
 #test don't build
 %if 1 
 CC=gcc
-OPT_FLAGS=`echo ${optflags}|sed -e 's/-m64//g;s/-m32//g;s/-m31//g'`
+OPT_FLAGS=`echo %{optflags}|sed -e 's/-m64//g;s/-m32//g;s/-m31//g'`
 OPT_FLAGS=`echo $OPT_FLAGS|sed -e 's/-mfpmath=sse/-mfpmath=sse -msse2/g'`
 OPT_FLAGS=`echo $OPT_FLAGS|sed -e 's/-Werror=format-security/ /g'`
 OPT_FLAGS=`echo $OPT_FLAGS|sed -e 's/ -pipe / /g'`
@@ -3291,6 +3291,12 @@ fi
 
 
 %changelog
+* Tue Jul 13 2021 yuanxin <yuanxin24@huawei.com> - 7.3.0-20210605.40
+- Type:bugfix
+- ID:NA
+- SUG:NA
+- DESC:add SP and FS for x86, replace -j100 with %{?_smp_mflags}
+
 * Sat Jun 05 2021 dingguangya <dingguangya1@huawei.com> - 7.3.0-20210605.39
 - fix-pre-improve-fake-exit-edge-placement.patch: New file
 - gcc.spec: Add new patch