LCOV - code coverage report
Current view: top level - home/alexey/klever/native-scheduler-work-dir/native-scheduler-work-dir/scheduler/jobs/032ed983781f2acce615a4df71b22f31/linux/ldv - common.c (source / functions) Hit Total Coverage
Test: coverage.info Lines: 5 5 100.0 %
Date: 2017-01-25 Functions: 4 4 100.0 %

          Line data    Source code
       1             : /*
       2             :  * Copyright (c) 2014-2016 ISPRAS (http://www.ispras.ru)
       3             :  * Institute for System Programming of the Russian Academy of Sciences
       4             :  *
       5             :  * Licensed under the Apache License, Version 2.0 (the "License");
       6             :  * you may not use this file except in compliance with the License.
       7             :  * You may obtain a copy of the License at
       8             :  *
       9             :  *   http://www.apache.org/licenses/LICENSE-2.0
      10             :  *
      11             :  * Unless required by applicable law or agreed to in writing, software
      12             :  * distributed under the License is distributed on an "AS IS" BASIS,
      13             :  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
      14             :  * ee the License for the specific language governing permissions and
      15             :  * limitations under the License.
      16             :  */
      17             : 
      18             : #include <linux/ldv/common.h>
      19             : #include <verifier/common.h>
      20             : 
      21             : static int ldv_filter_positive_int(int val)
      22             : {
      23          16 :         ldv_assume(val <= 0);
      24           8 :         return val;
      25             : }
      26             : 
      27             : /*
      28             :  * Implicitly filter positive integers for all undefined functions. See more
      29             :  * details at https://forge.ispras.ru/issues/7140.
      30             :  */
      31             : int ldv_post_init(int init_ret_val)
      32             : {
      33           4 :         return ldv_filter_positive_int(init_ret_val);
      34             : }
      35             : 
      36             : /* Like ldv_post_init(). */
      37             : int ldv_post_probe(int probe_ret_val)
      38             : {
      39          12 :         return ldv_filter_positive_int(probe_ret_val);
      40             : }
      41             : 
      42             : /* Like ldv_post_init(). */
      43             : int ldv_filter_err_code(int ret_val)
      44             : {
      45          16 :         return ldv_filter_positive_int(ret_val);
      46             : }

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