only change rpath in Release mode

python/setup.py.in

@@ -159,7 +159,9 @@ if '${WITH_MKL}' == 'ON':
     shutil.copy('${MKLML_LIB}', libs_path)
     shutil.copy('${MKLML_IOMP_LIB}', libs_path)
     package_data['paddle.libs']+=['libmklml_intel.so','libiomp5.so']
-if '${WITH_MKLDNN}' == 'ON':
+if '${CMAKE_BUILD_TYPE}' == 'Release':
+    # only change rpath in Release mode.
+    if '${WITH_MKLDNN}' == 'ON':
         # TODO(typhoonzero): use install_name_tool to patch mkl libs once
         # we can support mkl on mac.
         #
@@ -179,13 +181,15 @@ package_dir['paddle.libs']=libs_path
 # The reason is that libwarpctc.so, libiomp5.so etc are in paddle.libs, and
 # core.so is in paddle.fluid, thus paddle/fluid/../libs will pointer to above libraries.
 # This operation will fix https://github.com/PaddlePaddle/Paddle/issues/3213
-if "@APPLE@" == "1":
+if '${CMAKE_BUILD_TYPE}' == 'Release':
+    # only change rpath in Release mode, since in Debug mode, core.so is too large to be changed.
+    if "@APPLE@" == "1":
         command = "install_name_tool -id \"@loader_path/../libs/\" ${PADDLE_BINARY_DIR}/python/paddle/fluid/core.so"
-else:
+    else:
         command = "patchelf --set-rpath '$ORIGIN/../libs/' ${PADDLE_BINARY_DIR}/python/paddle/fluid/core.so"
-if os.system(command) != 0:
+    if os.system(command) != 0:
         raise Exception("patch core.so failed, command: %s" % command)
-if '${WITH_FLUID_ONLY}'== 'OFF':
+    if '${WITH_FLUID_ONLY}'== 'OFF':
         # change rpath of _swig_paddle.so.
         if "@APPLE@" == "1":
             command = "install_name_tool -id \"@loader_path/../paddle/libs/\" ${PADDLE_BINARY_DIR}/python/py_paddle/_swig_paddle.so"