Bug#1150298: marked as done (gr-limesdr: FTBFS: error: passing ‘const fmt::v11::formatter >’ as ‘this’ argument discards qualifiers [-fpermissive])

Sun, 11 Oct 2026 14:45:17 -0700 

Your message dated Sun, 11 Oct 2026 20:48:50 +0000
with message-id <[email protected]>
and subject line Bug#1150298: fixed in gr-limesdr 3.0.1.10.69-5
has caused the Debian Bug report #1150298,
regarding gr-limesdr: FTBFS: error: passing ‘const 
fmt::v11::formatter<boost::basic_format<char> >’ as ‘this’ argument discards 
qualifiers [-fpermissive]
to be marked as done.

This means that you claim that the problem has been dealt with.
If this is not the case it is now your responsibility to reopen the
Bug report if necessary, and/or fix the problem forthwith.

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-- 
1150298: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1150298
Debian Bug Tracking System
Contact [email protected] with problems
--- Begin Message --- 
Source: gr-limesdr
Version: 3.0.1.10.69-4
Severity: serious
Tags: ftbfs
Justification: fails to build from source (but built successfully in the past)
X-Debbugs-Cc: [email protected]

Dear maintainer,

gr-limesdr FTBFS with the new fmtlib:

[ 46%] Built target doxygen_target
In file included from /usr/include/spdlog/fmt/fmt.h:29,
                 from /usr/include/spdlog/common.h:50,
                 from /usr/include/gnuradio/logger.h:37,
                 from 
/build/reproducible-path/gr-limesdr-3.0.1.10.69/lib/device_handler.h:26,
                 from 
/build/reproducible-path/gr-limesdr-3.0.1.10.69/lib/device_handler.cc:21:
/usr/include/fmt/base.h: In instantiation of ‘static void 
fmt::v11::detail::value<Context>::format_custom(void*, 
fmt::v11::parse_context<typename Context::char_type>&, Context&) [with T = 
boost::basic_format<char>; Formatter = 
fmt::v11::formatter<boost::basic_format<char> >; Context = fmt::v11::context; 
typename Context::char_type = char]’:
/usr/include/fmt/base.h:2220:19:   required from ‘constexpr 
fmt::v11::detail::value<Context>::value(T&, fmt::v11::detail::custom_tag) [with 
T = const boost::basic_format<char>; typename std::enable_if<has_formatter<T, 
typename Context::char_type>(), int>::type <anonymous> = 0; Context = 
fmt::v11::context]’
 2220 |     custom.format = format_custom<value_type, formatter<value_type, 
char_type>>;
      |     
~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/fmt/base.h:2200:65:   required from 
‘fmt::v11::detail::value<Context>::value(T&) [with T = const 
boost::basic_format<char>; typename 
std::enable_if<(fmt::v11::detail::use_formatter<T>::value || (!1)), int>::type 
<anonymous> = 0; Context = fmt::v11::context]’
 2200 |   FMT_CONSTEXPR20 FMT_INLINE value(T& x) : value(x, custom_tag()) {}
      |                                                                 ^
/usr/include/fmt/base.h:2773:20:   required from ‘constexpr 
fmt::v11::detail::format_arg_store<Context, NUM_ARGS, NUM_NAMED_ARGS, DESC> 
fmt::v11::make_format_args(T& ...) [with Context = context; T = {const 
boost::basic_format<char, std::char_traits<char>, std::allocator<char> >}; int 
NUM_ARGS = 1; int NUM_NAMED_ARGS = 0; long long unsigned int DESC = 15]’
 2773 |   return {{args...}};
      |                    ^
/usr/include/spdlog/logger.h:328:75:   required from ‘void 
spdlog::logger::log_(spdlog::source_loc, spdlog::level::level_enum, 
spdlog::string_view_t, Args&& ...) [with Args = {const 
boost::basic_format<char, std::char_traits<char>, std::allocator<char> >&}; 
spdlog::string_view_t = fmt::v11::basic_string_view<char>]’
  328 |             fmt::vformat_to(fmt::appender(buf), fmt, 
fmt::make_format_args(args...));
      |                                                      
~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~
/usr/include/spdlog/logger.h:80:13:   required from ‘void 
spdlog::logger::log(spdlog::source_loc, spdlog::level::level_enum, 
fmt::v11::format_string<T ...>, Args&& ...) [with Args = {const 
boost::basic_format<char, std::char_traits<char>, std::allocator<char> >&}; 
fmt::v11::format_string<T ...> = fmt::v11::fstring<const 
boost::basic_format<char, std::char_traits<char>, std::allocator<char> >&>]’
   80 |         log_(loc, lvl, details::to_string_view(fmt), 
std::forward<Args>(args)...);
      |         
~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/spdlog/logger.h:98:12:   required from ‘void 
spdlog::logger::log(spdlog::source_loc, spdlog::level::level_enum, const T&) 
[with T = boost::basic_format<char>; typename std::enable_if<(! 
spdlog::is_convertible_to_any_format_string<const T&>::value), int>::type 
<anonymous> = 0]’
   98 |         log(loc, lvl, "{}", msg);
      |         ~~~^~~~~~~~~~~~~~~~~~~~~
/usr/include/spdlog/logger.h:90:12:   required from ‘void 
spdlog::logger::log(spdlog::level::level_enum, const T&) [with T = 
boost::basic_format<char>]’
   90 |         log(source_loc{}, lvl, msg);
      |         ~~~^~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/spdlog/logger.h:243:12:   required from ‘void 
spdlog::logger::info(const T&) [with T = boost::basic_format<char>]’
  243 |         log(level::info, msg);
      |         ~~~^~~~~~~~~~~~~~~~~~
/build/reproducible-path/gr-limesdr-3.0.1.10.69/lib/device_handler.cc:62:9:   
required from here
   62 |         GR_LOG_INFO(d_logger, boost::format("LimeSuite version: %s") % 
LMS_GetLibraryVersion());
      |         ^
/usr/include/fmt/base.h:2240:29: error: passing ‘const 
fmt::v11::formatter<boost::basic_format<char> >’ as ‘this’ argument discards 
qualifiers [-fpermissive]
 2240 |     ctx.advance_to(cf.format(*static_cast<qualified_type*>(arg), ctx));
      |                    ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/gnuradio/logger.h:323:10: note:   in call to ‘decltype 
(((fmt::v11::formatter<boost::basic_format<char> 
>*)this)->fmt::v11::detail::native_formatter<fmt::v11::basic_string_view<char>, 
char, 
fmt::v11::detail::type::string_type>::format(bfmt.boost::basic_format<char>::str(),
 ctx)) fmt::v11::formatter<boost::basic_format<char> >::format(const 
boost::format&, FormatContext&) [with FormatContext = fmt::v11::context; 
decltype (((fmt::v11::formatter<boost::basic_format<char> 
>*)this)->fmt::v11::detail::native_formatter<fmt::v11::basic_string_view<char>, 
char, 
fmt::v11::detail::type::string_type>::format(bfmt.boost::basic_format<char>::str(),
 ctx)) = fmt::v11::basic_appender<char>; boost::format = 
boost::basic_format<char>]’
  323 |     auto format(const boost::format& bfmt, FormatContext& ctx)
      |          ^~~~~~
In file included from /usr/include/spdlog/fmt/fmt.h:29,
                 from /usr/include/spdlog/common.h:50,
                 from /usr/include/gnuradio/logger.h:37,
                 from 
/build/reproducible-path/gr-limesdr-3.0.1.10.69/lib/device_handler.h:26,
                 from 
/build/reproducible-path/gr-limesdr-3.0.1.10.69/lib/rfe_impl.cc:25:
/usr/include/fmt/base.h: In instantiation of ‘static void 
fmt::v11::detail::value<Context>::format_custom(void*, 
fmt::v11::parse_context<typename Context::char_type>&, Context&) [with T = 
boost::basic_format<char>; Formatter = 
fmt::v11::formatter<boost::basic_format<char> >; Context = fmt::v11::context; 
typename Context::char_type = char]’:
/usr/include/fmt/base.h:2220:19:   required from ‘constexpr 
fmt::v11::detail::value<Context>::value(T&, fmt::v11::detail::custom_tag) [with 
T = const boost::basic_format<char>; typename std::enable_if<has_formatter<T, 
typename Context::char_type>(), int>::type <anonymous> = 0; Context = 
fmt::v11::context]’
 2220 |     custom.format = format_custom<value_type, formatter<value_type, 
char_type>>;
      |     
~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/fmt/base.h:2200:65:   required from 
‘fmt::v11::detail::value<Context>::value(T&) [with T = const 
boost::basic_format<char>; typename 
std::enable_if<(fmt::v11::detail::use_formatter<T>::value || (!1)), int>::type 
<anonymous> = 0; Context = fmt::v11::context]’
 2200 |   FMT_CONSTEXPR20 FMT_INLINE value(T& x) : value(x, custom_tag()) {}
      |                                                                 ^
/usr/include/fmt/base.h:2773:20:   required from ‘constexpr 
fmt::v11::detail::format_arg_store<Context, NUM_ARGS, NUM_NAMED_ARGS, DESC> 
fmt::v11::make_format_args(T& ...) [with Context = context; T = {const 
boost::basic_format<char, std::char_traits<char>, std::allocator<char> >}; int 
NUM_ARGS = 1; int NUM_NAMED_ARGS = 0; long long unsigned int DESC = 15]’
 2773 |   return {{args...}};
      |                    ^
/usr/include/spdlog/logger.h:328:75:   required from ‘void 
spdlog::logger::log_(spdlog::source_loc, spdlog::level::level_enum, 
spdlog::string_view_t, Args&& ...) [with Args = {const 
boost::basic_format<char, std::char_traits<char>, std::allocator<char> >&}; 
spdlog::string_view_t = fmt::v11::basic_string_view<char>]’
  328 |             fmt::vformat_to(fmt::appender(buf), fmt, 
fmt::make_format_args(args...));
      |                                                      
~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~
/usr/include/spdlog/logger.h:80:13:   required from ‘void 
spdlog::logger::log(spdlog::source_loc, spdlog::level::level_enum, 
fmt::v11::format_string<T ...>, Args&& ...) [with Args = {const 
boost::basic_format<char, std::char_traits<char>, std::allocator<char> >&}; 
fmt::v11::format_string<T ...> = fmt::v11::fstring<const 
boost::basic_format<char, std::char_traits<char>, std::allocator<char> >&>]’
   80 |         log_(loc, lvl, details::to_string_view(fmt), 
std::forward<Args>(args)...);
      |         
~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/spdlog/logger.h:98:12:   required from ‘void 
spdlog::logger::log(spdlog::source_loc, spdlog::level::level_enum, const T&) 
[with T = boost::basic_format<char>; typename std::enable_if<(! 
spdlog::is_convertible_to_any_format_string<const T&>::value), int>::type 
<anonymous> = 0]’
   98 |         log(loc, lvl, "{}", msg);
      |         ~~~^~~~~~~~~~~~~~~~~~~~~
/usr/include/spdlog/logger.h:90:12:   required from ‘void 
spdlog::logger::log(spdlog::level::level_enum, const T&) [with T = 
boost::basic_format<char>]’
   90 |         log(source_loc{}, lvl, msg);
      |         ~~~^~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/spdlog/logger.h:243:12:   required from ‘void 
spdlog::logger::info(const T&) [with T = boost::basic_format<char>]’
  243 |         log(level::info, msg);
      |         ~~~^~~~~~~~~~~~~~~~~~
/build/reproducible-path/gr-limesdr-3.0.1.10.69/lib/rfe_impl.cc:114:9:   
required from here
  114 |         GR_LOG_INFO(d_logger, boost::format("LimeSuite version: %s") % 
LMS_GetLibraryVersion());
      |         ^
/usr/include/fmt/base.h:2240:29: error: passing ‘const 
fmt::v11::formatter<boost::basic_format<char> >’ as ‘this’ argument discards 
qualifiers [-fpermissive]
 2240 |     ctx.advance_to(cf.format(*static_cast<qualified_type*>(arg), ctx));
      |                    ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/gnuradio/logger.h:323:10: note:   in call to ‘decltype 
(((fmt::v11::formatter<boost::basic_format<char> 
>*)this)->fmt::v11::detail::native_formatter<fmt::v11::basic_string_view<char>, 
char, 
fmt::v11::detail::type::string_type>::format(bfmt.boost::basic_format<char>::str(),
 ctx)) fmt::v11::formatter<boost::basic_format<char> >::format(const 
boost::format&, FormatContext&) [with FormatContext = fmt::v11::context; 
decltype (((fmt::v11::formatter<boost::basic_format<char> 
>*)this)->fmt::v11::detail::native_formatter<fmt::v11::basic_string_view<char>, 
char, 
fmt::v11::detail::type::string_type>::format(bfmt.boost::basic_format<char>::str(),
 ctx)) = fmt::v11::basic_appender<char>; boost::format = 
boost::basic_format<char>]’
  323 |     auto format(const boost::format& bfmt, FormatContext& ctx)
      |          ^~~~~~
make[3]: *** [lib/CMakeFiles/gnuradio-limesdr.dir/build.make:82: 
lib/CMakeFiles/gnuradio-limesdr.dir/device_handler.cc.o] Error 1

See
https://buildd.debian.org/status/fetch.php?pkg=gr-limesdr&arch=amd64&ver=3.0.1.10.69-4%2Bb2&stamp=1791374119&raw=0
for details.

Cheers
-- 
Sebastian Ramacher

--- End Message ---
--- Begin Message --- 
Source: gr-limesdr
Source-Version: 3.0.1.10.69-5
Done: Christoph Berg <[email protected]>

We believe that the bug you reported is fixed in the latest version of
gr-limesdr, which is due to be installed in the Debian FTP archive.

A summary of the changes between this version and the previous one is
attached.

Thank you for reporting the bug, which will now be closed.  If you
have further comments please address them to [email protected],
and the maintainer will reopen the bug report if appropriate.

Debian distribution maintenance software
pp.
Christoph Berg <[email protected]> (supplier of updated gr-limesdr package)

(This message was generated automatically at their request; if you
believe that there is a problem with it please contact the archive
administrators by mailing [email protected])


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Hash: SHA512

Format: 1.8
Date: Sun, 11 Oct 2026 22:18:05 +0200
Source: gr-limesdr
Architecture: source
Version: 3.0.1.10.69-5
Distribution: unstable
Urgency: medium
Maintainer: Debian Hamradio Maintainers <[email protected]>
Changed-By: Christoph Berg <[email protected]>
Closes: 1150298
Changes:
 gr-limesdr (3.0.1.10.69-5) unstable; urgency=medium
 .
   [ Aron Xu ]
   * Fix build with fmtlib 11. (Closes: #1150298)
 .
   [ Christoph Berg ]
   * B-D on python3-numpy-dev.
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