fix buildfs.sh failed an debian11

Signed-off-by: swj <[email protected]>

Author: 201341

buildfs.sh

@@ -7,12 +7,22 @@ then
     exit
 fi
 
+if [ `gcc -dumpversion | awk -F'.' '{print $1}'` -le 6 ]
+then
+    bazelflags=''
+else
+    bazelflags='--copt -faligned-new'
+fi
+
 if [ "$1" = "debug" ]
 then
 DEBUG_FLAG="--compilation_mode=dbg"
 fi
 
-bazel build curvefs/...  --copt -DHAVE_ZLIB=1 ${DEBUG_FLAG} -s --define=with_glog=true --define=libunwind=true --copt -DGFLAGS_NS=google --copt -Wno-error=format-security --copt -DUSE_BTHREAD_MUTEX --copt -DCURVEVERSION=${curve_version} --linkopt -L/usr/local/lib
+bazel build curvefs/...  --copt -DHAVE_ZLIB=1 ${DEBUG_FLAG} -s \
+--define=with_glog=true --define=libunwind=true --copt -DGFLAGS_NS=google --copt -Wno-error=format-security --copt \
+-DUSE_BTHREAD_MUTEX --copt -DCURVEVERSION=${curve_version} --linkopt -L/usr/local/lib ${bazelflags}
+
 if [ $? -ne 0 ]
 then
     echo "build curvefs failed"
@@ -34,4 +44,5 @@ then
     echo "mds_test failed"
     exit
 fi
-fi
+fi
+echo "end compile"