Develop branch failed when cross-compiling for Android

[Xreki]

My cmake command:

    ANDROID_ABI=armeabi-v7a
    cmake -DCMAKE_INSTALL_PREFIX=$DEST_ROOT \
          -DTHIRD_PARTY_PATH=$THIRD_PARTY_PATH/$ANDROID_ABI \
          -DCMAKE_SYSTEM_NAME=Android \
          -DANDROID_STANDALONE_TOOLCHAIN=$ANDROID_ARM_STANDALONE_TOOLCHAIN \
          -DANDROID_ABI=$ANDROID_ABI \
          -DANDROID_ARM_NEON=ON \
          -DANDROID_ARM_MODE=ON \
          -DANDROID_TOOLCHAIN=gcc \
          -DCMAKE_BUILD_TYPE=Release \
          -DWITH_C_API=ON \
          -DUSE_EIGEN_FOR_BLAS=ON \
          -DWITH_SWIG_PY=OFF \
          -DWITH_GOLANG=OFF \
          -DWITH_STYLE_CHECK=OFF \
          $SOURCES_ROOT

There are some warning of cmake:

-- Configuring done
CMake Error at cmake/generic.cmake:231 (add_dependencies):
  The dependency target "paddle_gtest_main" of target "test_float16" does not
  exist.
Call Stack (most recent call first):
  paddle/math/tests/CMakeLists.txt:37 (cc_test)


CMake Error at cmake/generic.cmake:231 (add_dependencies):
  The dependency target "paddle_memory" of target "test_float16" does not
  exist.
Call Stack (most recent call first):
  paddle/math/tests/CMakeLists.txt:37 (cc_test)


-- Generating done
-- Build files have been written to: /home/work/liuyiqun/PaddlePaddle/Paddle/build_paddle/build_android

When I use make to build the codes, it was aborted with following error:

[ 75%] Building CXX object paddle/math/tests/CMakeFiles/test_float16.dir/test_float16.cpp.o
In file included from /home/work/liuyiqun/PaddlePaddle/Paddle/paddle/math/tests/test_float16.cpp:12:0:
/home/work/liuyiqun/PaddlePaddle/Paddle/paddle/math/float16.h: In constructor 'paddle::float16::float16(float)':
/home/work/liuyiqun/PaddlePaddle/Paddle/paddle/math/float16.h:106:5: error: 'float16_t' was not declared in this scope
     float16_t res = vget_lane_f16(vcvt_f16_f32(tmp), 0);
     ^
/home/work/liuyiqun/PaddlePaddle/Paddle/paddle/math/float16.h:107:39: error: 'res' was not declared in this scope
     x = *reinterpret_cast<uint16_t*>(&res);
                                       ^
/home/work/liuyiqun/PaddlePaddle/Paddle/paddle/math/float16.h:105:17: error: unused variable 'tmp' [-Werror=unused-variable]
     float32x4_t tmp = vld1q_dup_f32(&val);
                 ^
In file included from /home/work/liuyiqun/PaddlePaddle/Paddle/paddle/math/tests/test_float16.cpp:12:0:
/home/work/liuyiqun/PaddlePaddle/Paddle/paddle/math/float16.h: In member function 'paddle::float16::operator float() const':
/home/work/liuyiqun/PaddlePaddle/Paddle/paddle/math/float16.h:256:59: error: ISO C++ forbids declaration of 'type name' with no type [-fpermissive]
     float16x4_t res = vld1_dup_f16(reinterpret_cast<const float16_t*>(this));
                                                           ^
/home/work/liuyiqun/PaddlePaddle/Paddle/paddle/math/float16.h:256:59: error: expected '>' before 'float16_t'
/home/work/liuyiqun/PaddlePaddle/Paddle/paddle/math/float16.h:256:59: error: expected '(' before 'float16_t'
/home/work/liuyiqun/PaddlePaddle/Paddle/paddle/math/float16.h:256:59: error: 'float16_t' was not declared in this scope
/home/work/liuyiqun/PaddlePaddle/Paddle/paddle/math/float16.h:256:69: error: expected primary-expression before '>' token
     float16x4_t res = vld1_dup_f16(reinterpret_cast<const float16_t*>(this));
                                                                     ^
/home/work/liuyiqun/PaddlePaddle/Paddle/paddle/math/float16.h:257:43: error: 'vcvt_f32_f16' was not declared in this scope
     return vgetq_lane_f32(vcvt_f32_f16(res), 0);
                                           ^
In file included from /home/work/liuyiqun/PaddlePaddle/Paddle/paddle/math/tests/test_float16.cpp:12:0:
/home/work/liuyiqun/PaddlePaddle/Paddle/paddle/math/float16.h:282:3: error: control reaches end of non-void function [-Werror=return-type]
   }
   ^
cc1plus: all warnings being treated as errors
make[2]: *** [paddle/math/tests/CMakeFiles/test_float16.dir/test_float16.cpp.o] Error 1
make[1]: *** [paddle/math/tests/CMakeFiles/test_float16.dir/all] Error 2
make: *** [all] Error 2