update

.gitlab-ci.yml

@@ -34,7 +34,9 @@ build:server:
         key: server_thirdparty
         paths:
             - build/third_party
+            - /root/.ccache
     script:
+        - apt install ccache
         - export http_proxy=http://172.19.57.45:3128
         - export https_proxy=http://172.19.57.45:3128
         #- export http_proxy=http://agent.baidu.com:8118
@@ -62,7 +64,9 @@ build:mobile:
         paths:
             - $MOBILE_LITE_CACHE0
             - $MOBILE_LITE_CACHE1
+            - /root/.ccache
     script:
+        - apt install ccache
         - export http_proxy=http://172.19.57.45:3128
         - export https_proxy=http://172.19.57.45:3128
         - ./paddle/fluid/lite/tools/build.sh build_test_arm

CMakeLists.txt

@@ -166,6 +166,7 @@ if (WITH_LITE AND LITE_WITH_LIGHT_WEIGHT_FRAMEWORK)
     #include(external/zlib)     # download, build, install gtest
     include(external/protobuf)  # download, build, install protobuf
     include(external/eigen)     # download eigen3
+    include(ccache)             # set ccache for compilation
 
     include(generic)            # simplify cmake module
     include(configure)          # add paddle env configuration