disable seqexpandconcatfc op test on Mac

python/paddle/fluid/tests/unittests/CMakeLists.txt

@@ -28,6 +28,10 @@ list(REMOVE_ITEM TEST_OPS test_cond_op) # FIXME(qijun): https://github.com/Paddl
 
 list(REMOVE_ITEM TEST_OPS op_test) # op_test is a helper python file, not a test
 list(REMOVE_ITEM TEST_OPS decorators) # decorators is a helper python file, not a test
+if(APPLE)
+    # this op is not support on mac
+    list(REMOVE_ITEM TEST_OPS test_fusion_seqexpand_concat_fc_op)
+endif()
 
 function(py_test_modules TARGET_NAME)
   if(WITH_TESTING)