[bug #62540] refer/ref.cpp: comparison between two arrays is deprecated in C++20

[Bjarni Ingi Gislason]

URL:
  <https://savannah.gnu.org/bugs/?62540>

                 Summary: refer/ref.cpp: comparison between two arrays is
deprecated in C++20
                 Project: GNU troff
            Submitted by: bjarniig
            Submitted on: Mon 30 May 2022 02:28:13 AM UTC
                Category: Core
                Severity: 3 - Normal
              Item Group: Lint
                  Status: None
                 Privacy: Public
             Assigned to: None
             Open/Closed: Open
         Discussion Lock: Any
         Planned Release: None


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Follow-up Comments:


-------------------------------------------------------
Date: Mon 30 May 2022 02:28:13 AM UTC By: Bjarni Ingi Gislason <bjarniig>
Subject: refer/ref.cpp: comparison between two arrays is deprecated in
C++20

  Warning from gcc-12 (Debian 12.1.0-2) 12.1.0:

  CXX      src/preproc/refer/refer-ref.o
../src/preproc/refer/ref.cpp: In function 'int same_reference(const
reference&, const reference&)':
../src/preproc/refer/ref.cpp:539:24: warning: comparison between two arrays is
deprecated in C++20 [-Warray-compare]
  539 |     if (r1.field_index != r2.field_index)
      |         ~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
../src/preproc/refer/ref.cpp:539:24: note: use unary '+' which decays operands
to pointers or '&'component_ref' not supported by dump_decl<declaration
error>[0] != &'component_ref' not supported by dump_decl<declaration
error>[0]' to compare the addresses
  CXX      src/preproc/refer/refer-refer.o








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