LCOV - code coverage report
Current view: top level - gcc/rust/checks/errors/privacy - rust-privacy-ctx.cc (source / functions) Coverage Total Hit
Test: gcc.info Lines: 100.0 % 32 32
Test Date: 2024-03-23 14:05:01 Functions: 100.0 % 5 5
Legend: Lines: hit not hit | Branches: + taken - not taken # not executed Branches: - 0 0

             Branch data     Line data    Source code
       1                 :             : // Copyright (C) 2020-2024 Free Software Foundation, Inc.
       2                 :             : 
       3                 :             : // This file is part of GCC.
       4                 :             : 
       5                 :             : // GCC is free software; you can redistribute it and/or modify it under
       6                 :             : // the terms of the GNU General Public License as published by the Free
       7                 :             : // Software Foundation; either version 3, or (at your option) any later
       8                 :             : // version.
       9                 :             : 
      10                 :             : // GCC is distributed in the hope that it will be useful, but WITHOUT ANY
      11                 :             : // WARRANTY; without even the implied warranty of MERCHANTABILITY or
      12                 :             : // FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
      13                 :             : // for more details.
      14                 :             : 
      15                 :             : // You should have received a copy of the GNU General Public License
      16                 :             : // along with GCC; see the file COPYING3.  If not see
      17                 :             : // <http://www.gnu.org/licenses/>.
      18                 :             : 
      19                 :             : #include "rust-privacy-ctx.h"
      20                 :             : #include "selftest.h"
      21                 :             : 
      22                 :             : namespace Rust {
      23                 :             : namespace Privacy {
      24                 :             : 
      25                 :             : static ReachLevel
      26                 :        2193 : insert_if_higher (ReachLevel new_level,
      27                 :             :                   std::unordered_map<DefId, ReachLevel>::iterator &existing)
      28                 :             : {
      29                 :        2193 :   if (new_level > existing->second)
      30                 :           2 :     existing->second = new_level;
      31                 :             : 
      32                 :        2193 :   return existing->second;
      33                 :             : }
      34                 :             : 
      35                 :             : ReachLevel
      36                 :       14660 : PrivacyContext::update_reachability (const Analysis::NodeMapping &mapping,
      37                 :             :                                      ReachLevel reach)
      38                 :             : {
      39                 :       14660 :   auto def_id = mapping.get_defid ();
      40                 :       14660 :   auto existing_reach = reachability_map.find (def_id);
      41                 :       14660 :   if (existing_reach != reachability_map.end ())
      42                 :        2193 :     return insert_if_higher (reach, existing_reach);
      43                 :             : 
      44                 :       12467 :   reachability_map.insert ({def_id, reach});
      45                 :       12467 :   return reach;
      46                 :             : }
      47                 :             : 
      48                 :             : const ReachLevel *
      49                 :           4 : PrivacyContext::lookup_reachability (const Analysis::NodeMapping &mapping)
      50                 :             : {
      51                 :           4 :   auto existing_reach = reachability_map.find (mapping.get_defid ());
      52                 :           4 :   if (existing_reach == reachability_map.end ())
      53                 :             :     return nullptr;
      54                 :             : 
      55                 :           4 :   return &existing_reach->second;
      56                 :             : }
      57                 :             : } // namespace Privacy
      58                 :             : } // namespace Rust
      59                 :             : 
      60                 :             : #if CHECKING_P
      61                 :             : namespace selftest {
      62                 :             : static void
      63                 :           1 : update_reachability_test (void)
      64                 :             : {
      65                 :           1 :   auto ctx = Rust::Privacy::PrivacyContext ();
      66                 :             :   // Bogus values for the mappings
      67                 :           1 :   auto mapping = Rust::Analysis::NodeMapping (15, 15, 15, 15);
      68                 :             : 
      69                 :           1 :   auto new_level
      70                 :           1 :     = ctx.update_reachability (mapping, Rust::Privacy::ReachLevel::Unreachable);
      71                 :             : 
      72                 :           1 :   ASSERT_EQ (new_level, Rust::Privacy::ReachLevel::Unreachable);
      73                 :             : 
      74                 :           1 :   ASSERT_TRUE (ctx.lookup_reachability (mapping));
      75                 :           1 :   ASSERT_EQ (*ctx.lookup_reachability (mapping),
      76                 :             :              Rust::Privacy::ReachLevel::Unreachable);
      77                 :             : 
      78                 :           1 :   new_level
      79                 :           1 :     = ctx.update_reachability (mapping, Rust::Privacy::ReachLevel::Reachable);
      80                 :             : 
      81                 :           1 :   ASSERT_EQ (new_level, Rust::Privacy::ReachLevel::Reachable);
      82                 :           1 :   ASSERT_TRUE (ctx.lookup_reachability (mapping));
      83                 :           1 :   ASSERT_EQ (*ctx.lookup_reachability (mapping),
      84                 :             :              Rust::Privacy::ReachLevel::Reachable);
      85                 :           1 : }
      86                 :             : 
      87                 :             : void
      88                 :           1 : rust_privacy_ctx_test (void)
      89                 :             : {
      90                 :           1 :   update_reachability_test ();
      91                 :           1 : }
      92                 :             : } // namespace selftest
      93                 :             : #endif // !CHECKING_P
        

Generated by: LCOV version 2.0-1

LCOV profile is generated on x86_64 machine using following configure options: configure --disable-bootstrap --enable-coverage=opt --enable-languages=c,c++,fortran,go,jit,lto,rust,m2 --enable-host-shared. GCC test suite is run with the built compiler.