Add changes to paddle_build

test=develop

paddle/scripts/paddle_build.sh

@@ -199,6 +199,7 @@ function cmake_gen() {
         -DANAKIN_BUILD_CROSS_PLANTFORM=${ANAKIN_BUILD_CROSS_PLANTFORM:ON}
         -DPY_VERSION=${PY_VERSION:-2.7}
         -DCMAKE_INSTALL_PREFIX=${INSTALL_PREFIX:-/paddle/build}
+        -DWITH_JEMALLOC=${WITH_JEMALLOC:-OFF}
     ========================================
 EOF
     # Disable UNITTEST_USE_VIRTUALENV in docker because
@@ -232,7 +233,8 @@ EOF
         -DANAKIN_BUILD_FAT_BIN=${ANAKIN_BUILD_FAT_BIN:OFF}\
         -DANAKIN_BUILD_CROSS_PLANTFORM=${ANAKIN_BUILD_CROSS_PLANTFORM:ON}\
         -DPY_VERSION=${PY_VERSION:-2.7} \
-        -DCMAKE_INSTALL_PREFIX=${INSTALL_PREFIX:-/paddle/build}
+        -DCMAKE_INSTALL_PREFIX=${INSTALL_PREFIX:-/paddle/build} \
+        -DWITH_JEMALLOC=${WITH_JEMALLOC:-OFF}
 
 }