diff --git a/cmake/lite.cmake b/cmake/lite.cmake
index 552e4e71f23e6a8fc5dd8297c51ca345d4621c25..18aa0f5f828621a7d90a73ecf5e4b3d013752137 100644
--- a/cmake/lite.cmake
+++ b/cmake/lite.cmake
@@ -165,11 +165,13 @@ function(lite_cc_binary TARGET)
             )
     cc_binary(${TARGET} SRCS ${args_SRCS} DEPS ${deps} ${args_DEPS})
     target_compile_options(${TARGET} BEFORE PRIVATE -Wno-ignored-qualifiers)
-    # strip binary target to reduce size
-    add_custom_command(TARGET ${TARGET} POST_BUILD
-            COMMAND "${CMAKE_STRIP}" -s
-            "${TARGET}"
-            COMMENT "Strip debug symbols done on final executable file.")
+    if (NOT APPLE)
+        # strip binary target to reduce size
+        add_custom_command(TARGET ${TARGET} POST_BUILD
+                COMMAND "${CMAKE_STRIP}" -s
+                "${TARGET}"
+                COMMENT "Strip debug symbols done on final executable file.")
+    endif()
     # collect targets need to compile for lite
     if (NOT args_EXCLUDE_COMPILE_DEPS)
         add_dependencies(lite_compile_deps ${TARGET})
diff --git a/lite/backends/arm/math/gemm_prepacked_int8.cc b/lite/backends/arm/math/gemm_prepacked_int8.cc
index d7e04bfc60b1214bd1e77738efa420d3e25e1456..93dfdfe7d9bef911fa9363249971df65c84cc826 100644
--- a/lite/backends/arm/math/gemm_prepacked_int8.cc
+++ b/lite/backends/arm/math/gemm_prepacked_int8.cc
@@ -198,6 +198,7 @@ inline void gemm_int8_kernel(const int8_t* a_ptr,
                              bool is_relu,
                              int k,
                              int rem);
+
 // clang-format off
 #ifdef __aarch64__
 #define GEMM_INT8_KERNEL                                                    \
diff --git a/lite/backends/x86/CMakeLists.txt b/lite/backends/x86/CMakeLists.txt
index 34e08001307691e3d1b60a19210622a6800fe2be..63b41ae77d0f3949e3d1de13f9db5ca99b4f1c41 100644
--- a/lite/backends/x86/CMakeLists.txt
+++ b/lite/backends/x86/CMakeLists.txt
@@ -4,10 +4,12 @@ endif()
 
 configure_file(cupti_lib_path.h.in ${CMAKE_CURRENT_BINARY_DIR}/cupti_lib_path.h)
 configure_file(warpctc_lib_path.h.in ${CMAKE_CURRENT_BINARY_DIR}/warpctc_lib_path.h)
-
+lite_cc_library(target_wrapper_x86 SRCS target_wrapper.cc)
+if (LITE_ON_MODEL_OPTIMIZE_TOOL)
+    return()
+endif(LITE_ON_MODEL_OPTIMIZE_TOOL)
 lite_cc_library(dynamic_loader SRCS dynamic_loader.cc DEPS glog gflags)
 lite_cc_library(dynload_mklml SRCS mklml.cc DEPS dynamic_loader mklml)
-lite_cc_library(target_wrapper_x86 SRCS target_wrapper.cc)
 lite_cc_library(x86_cpu_info SRCS cpu_info.cc DEPS xbyak)
 
 add_subdirectory(jit)
diff --git a/lite/operators/range_op.cc b/lite/operators/range_op.cc
index 1426e07d8cc312cd2181282559e5c5c70add0c4c..ccfbe18719058aab97b132d9c869d863f8008afa 100644
--- a/lite/operators/range_op.cc
+++ b/lite/operators/range_op.cc
@@ -13,6 +13,7 @@
 // limitations under the License.
 
 #include "lite/operators/range_op.h"
+#include <cmath>
 #include <functional>
 #include "lite/core/op_registry.h"
 
diff --git a/lite/tools/build.sh b/lite/tools/build.sh
index 1ff5752dba45223060dd21677425dbc86434457b..d56a5f81cb87c84078c475caa634e54df7fd280f 100755
--- a/lite/tools/build.sh
+++ b/lite/tools/build.sh
@@ -56,8 +56,12 @@ function build_model_optimize_tool {
     prepare_thirdparty
     mkdir -p build.model_optimize_tool
     cd build.model_optimize_tool
-    cmake .. -DWITH_LITE=ON -DLITE_ON_MODEL_OPTIMIZE_TOOL=ON -DWITH_TESTING=OFF -DLITE_BUILD_EXTRA=ON
-    make model_optimize_tool -j$NUM_CORES_FOR_COMPILE
+    cmake .. -DWITH_LITE=ON \
+      -DLITE_ON_MODEL_OPTIMIZE_TOOL=ON \
+      -DWITH_TESTING=OFF \
+      -DLITE_BUILD_EXTRA=ON \
+      -DWITH_MKL=OFF
+    make model_optimize_tool -j$NUM_PROC
 }
 
 function make_tiny_publish_so {