[jira] [Created] (SANTUARIO-527) Compilation error with C++20 standard (

["Laurent Stacul (Jira)" <ji...@apache.org>]

Laurent Stacul created SANTUARIO-527:
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             Summary: Compilation error with C++20 standard (
                 Key: SANTUARIO-527
                 URL: https://issues.apache.org/jira/browse/SANTUARIO-527
             Project: Santuario
          Issue Type: Bug
          Components: C++
    Affects Versions: C++ 2.0.2
            Reporter: Laurent Stacul
            Assignee: Scott Cantor


System information:

 
{code:java}
$ uname -a
Linux ncerndobedev6196 4.12.14-95.45-default #1 SMP Wed Dec 11 13:09:13 UTC 2019 (12c8180) x86_64 x86_64 x86_64 GNU/Linux
$ libc.so.6 --version
GNU C Library (GNU libc) stable release version 2.31. Copyright (C) 2020 Free Software Foundation, Inc.
$ /gcc --version
gcc (GCC) 10.0.1 20200211 (experimental) Copyright (C) 2020 Free Software Foundation, Inc.{code}
Compiling with -std=gnu++2a. Received kind of errors:
{code:java}
tools/xklient/xklient.cpp: In function 'int main(int, char**)':
tools/xklient/xklient.cpp:4729:30: error: use of deleted function 'std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, const char16_t*) [with _Traits = std::char_traits<char>]'
 4729 | << e.getMessage() << endl;
 | ^
In file included from /opt/1A/toolchain/x86_64-v20.0.8/include/c++/10.0.1/iostream:39,
 from tools/xklient/xklient.cpp:83:
/opt/1A/toolchain/x86_64-v20.0.8/include/c++/10.0.1/ostream:645:5: note: declared here
 645 | operator<<(basic_ostream<char, _Traits>&, const char16_t*) = delete;
 | ^~~~~~~~{code}
The root cause is that several overloads of std::basic_ostream::operator<< were removed (in particular the one dealing with charXX_t as described here: https://en.cppreference.com/w/cpp/io/basic_ostream/operator_ltlt2.

 

 



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