diff --git a/paddle/scripts/paddle_build.sh b/paddle/scripts/paddle_build.sh
index 0b8a0686f0ed4fb379b065849217dd9b8a1c8ac0..22ba30c5c8d5d3c75109ae98794e234dd3089d5f 100755
--- a/paddle/scripts/paddle_build.sh
+++ b/paddle/scripts/paddle_build.sh
@@ -607,7 +607,16 @@ EOF
             echo "Unittests with nightly labels  are only run at night"
             echo "========================================="
         fi
-        ctest -E "($disable_ut_quickly)" -LE ${nightly_label} --output-on-failure -j $2 | tee $tmpfile
+        bash $PADDLE_ROOT/tools/check_added_ut.sh
+        get_precision_ut_mac
+        if [[ "$on_precision" == "0" ]];then
+            ctest -E "($disable_ut_quickly)" -LE ${nightly_label} --output-on-failure -j $2 | tee $tmpfile
+        else
+            ctest -R "($UT_list_prec)" -E "($disable_ut_quickly)" -LE ${nightly_label} --output-on-failure -j $2 | tee $tmpfile
+            tmpfile_rand=`date +%s%N`
+            tmpfile=$tmp_dir/$tmpfile_rand
+            ctest -R "($UT_list_prec_1)" -E "($disable_ut_quickly)" -LE ${nightly_label} --output-on-failure -j $2 | tee $tmpfile
+        fi
         failed_test_lists=''
         collect_failed_tests
         mactest_error=0
@@ -672,6 +681,42 @@ EOF
     fi
 }
 
+function get_precision_ut_mac() {
+    on_precision=0
+    set -x
+    UT_list=$(ctest -N | awk -F ': ' '{print $2}' | sed '/^$/d' | sed '$d')
+    precison_cases=""
+    if [ ${PRECISION_TEST:-OFF} == "ON" ]; then
+        python3.7 $PADDLE_ROOT/tools/get_pr_ut.py
+        if [[ -f "ut_list" ]]; then
+            set +x
+            echo "PREC length: "`wc -l ut_list`
+            precision_cases=`cat ut_list`
+            set -x
+        fi
+    fi
+    if [ ${PRECISION_TEST:-OFF} == "ON" ] && [[ "$precision_cases" != "" ]];then
+        UT_list_re=''
+        on_precision=1
+        re=$(cat ut_list|awk -F ' ' '{print }' | awk 'BEGIN{ all_str=""}{if (all_str==""){all_str=$1}else{all_str=all_str"$|^"$1}} END{print "^"all_str"$"}')
+        UT_list_prec_1='ut_list_prec2'
+        for case in $UT_list; do
+            flag=$(echo $case|grep -oE $re)
+            if [ -n "$flag" ];then
+                if [ -z "$UT_list_prec" ];then
+                    UT_list_prec="^$case$"
+                elif [[ "${#UT_list_prec}" -gt 10000 ]];then
+                    UT_list_prec_1="$UT_list_prec_1|^$case$"
+                else
+                    UT_list_prec="$UT_list_prec|^$case$"
+                fi
+            else
+                echo ${case} "won't run in PRECISION_TEST mode."
+            fi
+        done
+    fi
+}
+
 function fetch_upstream_develop_if_not_exist() {
     UPSTREAM_URL='https://github.com/PaddlePaddle/Paddle'
     origin_upstream_url=`git remote -v | awk '{print $1, $2}' | uniq | grep upstream | awk '{print $2}'` 
diff --git a/tools/get_pr_ut.py b/tools/get_pr_ut.py
index 6b26ede908e48e0e342cafe2bc52f38b832412aa..e97f69faf02c1fe32abcd2b919508e25571b7659 100644
--- a/tools/get_pr_ut.py
+++ b/tools/get_pr_ut.py
@@ -20,6 +20,7 @@ import sys
 import time
 import subprocess
 import requests
+import platform
 from github import Github
 
 PADDLE_ROOT = os.getenv('PADDLE_ROOT', '/paddle/')
@@ -210,6 +211,10 @@ class PRChecker(object):
         with open('file_ut.json' + self.suffix) as jsonfile:
             file_ut_map = json.load(jsonfile)
         for f in self.get_pr_files():
+            current_system = platform.system()
+            if current_system == "Darwin" or current_system == "Windows":
+                f = f.replace(PADDLE_ROOT, '/paddle/', 1)
+                f = f.replace('//', '/')
             if f not in file_ut_map:
                 if f.endswith('.md'):
                     ut_list.append('md_placeholder')