LCOV - code coverage report
Current view: top level - gcc/diagnostics - metadata.h (source / functions) Coverage Total Hit
Test: gcc.info Lines: 100.0 % 19 19
Test Date: 2025-09-20 13:40:47 Functions: 80.0 % 5 4
Legend: Lines: hit not hit | Branches: + taken - not taken # not executed Branches: - 0 0

             Branch data     Line data    Source code
       1                 :             : /* Additional metadata for a diagnostic.
       2                 :             :    Copyright (C) 2019-2025 Free Software Foundation, Inc.
       3                 :             :    Contributed by David Malcolm <dmalcolm@redhat.com>
       4                 :             : 
       5                 :             : This file is part of GCC.
       6                 :             : 
       7                 :             : GCC is free software; you can redistribute it and/or modify it under
       8                 :             : the terms of the GNU General Public License as published by the Free
       9                 :             : Software Foundation; either version 3, or (at your option) any later
      10                 :             : version.
      11                 :             : 
      12                 :             : GCC is distributed in the hope that it will be useful, but WITHOUT ANY
      13                 :             : WARRANTY; without even the implied warranty of MERCHANTABILITY or
      14                 :             : FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
      15                 :             : for more details.
      16                 :             : 
      17                 :             : You should have received a copy of the GNU General Public License
      18                 :             : along with GCC; see the file COPYING3.  If not see
      19                 :             : <http://www.gnu.org/licenses/>.  */
      20                 :             : 
      21                 :             : #ifndef GCC_DIAGNOSTICS_METADATA_H
      22                 :             : #define GCC_DIAGNOSTICS_METADATA_H
      23                 :             : 
      24                 :             : #include "lazily-created.h"
      25                 :             : 
      26                 :             : namespace diagnostics {
      27                 :             : 
      28                 :             :   class sarif_object;
      29                 :             :   namespace digraphs { class digraph; }
      30                 :             : 
      31                 :             : /* A bundle of additional metadata that can be associated with a
      32                 :             :    diagnostic.
      33                 :             : 
      34                 :             :    This supports an optional CWE identifier, and zero or more
      35                 :             :    "rules".
      36                 :             : 
      37                 :             :    Additionally, this provides a place to associate a diagnostic
      38                 :             :    with zero or more directed graphs.  */
      39                 :             : 
      40                 :             : class metadata
      41                 :             : {
      42                 :             :  public:
      43                 :             :   using lazy_digraphs
      44                 :             :   = lazily_created<std::vector<std::unique_ptr<digraphs::digraph>>>;
      45                 :             : 
      46                 :             :   /* Abstract base class for referencing a rule that has been violated,
      47                 :             :      such as within a coding standard, or within a specification.  */
      48                 :         409 :   class rule
      49                 :             :   {
      50                 :             :   public:
      51                 :             :     virtual char *make_description () const = 0;
      52                 :             :     virtual char *make_url () const = 0;
      53                 :             :   };
      54                 :             : 
      55                 :             :   /* Concrete subclass.  */
      56                 :             :   class precanned_rule : public rule
      57                 :             :   {
      58                 :             :   public:
      59                 :          11 :     precanned_rule (const char *desc, const char *url)
      60                 :          11 :     : m_desc (desc), m_url (url)
      61                 :             :     {}
      62                 :             : 
      63                 :          13 :     char *make_description () const final override
      64                 :             :     {
      65                 :          13 :       return m_desc ? xstrdup (m_desc) : NULL;
      66                 :             :     }
      67                 :             : 
      68                 :           5 :     char *make_url () const final override
      69                 :             :     {
      70                 :           5 :       return m_url ? xstrdup (m_url) : NULL;
      71                 :             :     }
      72                 :             : 
      73                 :             :   private:
      74                 :             :     const char *m_desc;
      75                 :             :     const char *m_url;
      76                 :             :   };
      77                 :             : 
      78                 :        4380 :   metadata () : m_cwe (0), m_lazy_digraphs (nullptr) {}
      79                 :        4386 :   virtual ~metadata () {}
      80                 :             : 
      81                 :             :   /* Hook for SARIF output to allow for adding diagnostic-specific
      82                 :             :      properties to  the result object's property bag.  */
      83                 :             :   virtual void
      84                 :           3 :   maybe_add_sarif_properties (sarif_object &/*result_obj*/) const
      85                 :             :   {
      86                 :           3 :   }
      87                 :             : 
      88                 :        3306 :   void add_cwe (int cwe) { m_cwe = cwe; }
      89                 :        4334 :   int get_cwe () const { return m_cwe; }
      90                 :             : 
      91                 :             :   /* Associate R with the diagnostic.  R must outlive
      92                 :             :      the metadata.  */
      93                 :         409 :   void add_rule (const rule &r)
      94                 :             :   {
      95                 :         409 :     m_rules.safe_push (&r);
      96                 :             :   }
      97                 :             : 
      98                 :        4723 :   unsigned get_num_rules () const { return m_rules.length (); }
      99                 :         411 :   const rule &get_rule (unsigned idx) const { return *(m_rules[idx]); }
     100                 :             : 
     101                 :             :   void
     102                 :             :   set_lazy_digraphs (const lazy_digraphs *lazy_digraphs_)
     103                 :             :   {
     104                 :             :     m_lazy_digraphs = lazy_digraphs_;
     105                 :             :   }
     106                 :             : 
     107                 :             :   const lazy_digraphs *
     108                 :          26 :   get_lazy_digraphs () const
     109                 :             :   {
     110                 :          26 :     return m_lazy_digraphs;
     111                 :             :   }
     112                 :             : 
     113                 :             :  private:
     114                 :             :   int m_cwe;
     115                 :             :   auto_vec<const rule *> m_rules;
     116                 :             : 
     117                 :             :   /* An optional way to create directed graphs associated with the
     118                 :             :      diagnostic, for the sinks that support this (e.g. SARIF).  */
     119                 :             :   const lazy_digraphs *m_lazy_digraphs;
     120                 :             : };
     121                 :             : 
     122                 :             : extern char *get_cwe_url (int cwe);
     123                 :             : 
     124                 :             : } // namespace diagnostics
     125                 :             : 
     126                 :             : #endif /* ! GCC_DIAGNOSTICS_METADATA_H */
        

Generated by: LCOV version 2.1-beta

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.