control: tags -1 patch fixed-upstream
control: forwarded -1 https://github.com/boostorg/interval/pull/30

Looks like upstream has a pull request fixing this issue.

G.

On Fri, 07 Jul 2023 11:25:45 +0200 Andreas Beckmann <a...@debian.org> wrote:
Package: libboost1.74-dev
Version: 1.74.0+ds1-21.1
Severity: serious

This is a regression from g++-11:

$ echo '#include <boost/numeric/interval.hpp>' | g++-11 -x c++ -c -
$ echo '#include <boost/numeric/interval.hpp>' | g++-12 -x c++ -c -
In file included from /usr/include/boost/numeric/interval/hw_rounding.hpp:28,
                 from /usr/include/boost/numeric/interval.hpp:18,
                 from <stdin>:1:
/usr/include/boost/numeric/interval/detail/ppc_rounding_control.hpp:31:56: 
error: narrowing conversion of '18444492273895866370' from 'long long unsigned 
int' to 'boost::long_long_type' {aka 'long long int'} [-Wnarrowing]
   31 | static const rounding_mode_struct mode_upward      = { 
0xFFF8000000000002LL };
      |                                                        
^~~~~~~~~~~~~~~~~~~~
/usr/include/boost/numeric/interval/detail/ppc_rounding_control.hpp:32:56: 
error: narrowing conversion of '18444492273895866371' from 'long long unsigned 
int' to 'boost::long_long_type' {aka 'long long int'} [-Wnarrowing]
   32 | static const rounding_mode_struct mode_downward    = { 
0xFFF8000000000003LL };
      |                                                        
^~~~~~~~~~~~~~~~~~~~
/usr/include/boost/numeric/interval/detail/ppc_rounding_control.hpp:33:56: 
error: narrowing conversion of '18444492273895866368' from 'long long unsigned 
int' to 'boost::long_long_type' {aka 'long long int'} [-Wnarrowing]
   33 | static const rounding_mode_struct mode_to_nearest  = { 
0xFFF8000000000000LL };
      |                                                        
^~~~~~~~~~~~~~~~~~~~
/usr/include/boost/numeric/interval/detail/ppc_rounding_control.hpp:34:56: 
error: narrowing conversion of '18444492273895866369' from 'long long unsigned 
int' to 'boost::long_long_type' {aka 'long long int'} [-Wnarrowing]
   34 | static const rounding_mode_struct mode_toward_zero = { 
0xFFF8000000000001LL };
      |                                                        
^~~~~~~~~~~~~~~~~~~~

The same behavior is observable with libboost1.81-dev.


Andreas


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