1b1994897Sopenharmony_ci# Copyright (c) 2021-2022 Huawei Device Co., Ltd. 2b1994897Sopenharmony_ci# Licensed under the Apache License, Version 2.0 (the "License"); 3b1994897Sopenharmony_ci# you may not use this file except in compliance with the License. 4b1994897Sopenharmony_ci# You may obtain a copy of the License at 5b1994897Sopenharmony_ci# 6b1994897Sopenharmony_ci# http://www.apache.org/licenses/LICENSE-2.0 7b1994897Sopenharmony_ci# 8b1994897Sopenharmony_ci# Unless required by applicable law or agreed to in writing, software 9b1994897Sopenharmony_ci# distributed under the License is distributed on an "AS IS" BASIS, 10b1994897Sopenharmony_ci# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 11b1994897Sopenharmony_ci# See the License for the specific language governing permissions and 12b1994897Sopenharmony_ci# limitations under the License. 13b1994897Sopenharmony_ci 14b1994897Sopenharmony_ci.record panda.String <external> 15b1994897Sopenharmony_ci.record panda.NullPointerException <external> 16b1994897Sopenharmony_ci 17b1994897Sopenharmony_ci.function panda.String panda.NullPointerException.getMessage(panda.NullPointerException a0) <external> 18b1994897Sopenharmony_ci 19b1994897Sopenharmony_ci.record R {} 20b1994897Sopenharmony_ci 21b1994897Sopenharmony_ci.function void R.foo(R a0) { 22b1994897Sopenharmony_ci return.void 23b1994897Sopenharmony_ci} 24b1994897Sopenharmony_ci 25b1994897Sopenharmony_ci# check NullPointerException in case of calling virtual method with null object 26b1994897Sopenharmony_ci 27b1994897Sopenharmony_ci.function i32 main() { 28b1994897Sopenharmony_ci mov.null v0 29b1994897Sopenharmony_ci 30b1994897Sopenharmony_citry_begin: 31b1994897Sopenharmony_ci call.virt R.foo, v0 32b1994897Sopenharmony_ci ldai 2 33b1994897Sopenharmony_citry_end: 34b1994897Sopenharmony_ci return 35b1994897Sopenharmony_cicatch_block1_begin: 36b1994897Sopenharmony_ci sta.obj v0 37b1994897Sopenharmony_ci call.virt panda.NullPointerException.getMessage, v0 38b1994897Sopenharmony_ci jnez.obj return_error 39b1994897Sopenharmony_ci ldai 0 40b1994897Sopenharmony_ci return 41b1994897Sopenharmony_ci 42b1994897Sopenharmony_cicatch_block2_begin: 43b1994897Sopenharmony_ci ldai 1 44b1994897Sopenharmony_ci return 45b1994897Sopenharmony_ci 46b1994897Sopenharmony_cireturn_error: 47b1994897Sopenharmony_ci ldai 1 48b1994897Sopenharmony_ci return 49b1994897Sopenharmony_ci 50b1994897Sopenharmony_ci.catch panda.NullPointerException, try_begin, try_end, catch_block1_begin 51b1994897Sopenharmony_ci.catchall try_begin, try_end, catch_block2_begin 52b1994897Sopenharmony_ci} 53