[Debian-astro-maintainers] Bug#951960: purify: FTBFS: ld: ../purify/libpurify.so.2.0.0: undefined reference to `fmt::v6::internal::basic_data<void>::signs'

[Lucas Nussbaum]

Source: purify
Version: 2.0.0-4
Severity: serious
Justification: FTBFS on amd64
Tags: buster sid
Usertags: ftbfs-20200222 ftbfs-buster

Hi,

During a rebuild of all packages in sid, your package failed to build
on amd64.

Relevant part (hopefully):
> /usr/bin/c++  -g -O2 -fdebug-prefix-map=/<<PKGBUILDDIR>>=. -fstack-protector-strong -Wformat -Werror=format-security -Wdate-time -D_FORTIFY_SOURCE=2  -std=gnu++11  -Wl,-z,relro -rdynamic CMakeFiles/test_purify_fitsio.dir/purify_fitsio.cc.o CMakeFiles/common_catch_main_object.dir/__/__/common_catch_main.cc.o  -o test_purify_fitsio  -Wl,-rpath,/<<PKGBUILDDIR>>/obj-x86_64-linux-gnu/cpp/purify:/usr/lib/x86_64-linux-gnu/openmpi/lib ../purify/libpurify.so.2.0.0 /usr/lib/x86_64-linux-gnu/libfftw3_omp.so /usr/lib/x86_64-linux-gnu/libfftw3.so -lCCfits -lcfitsio /usr/lib/x86_64-linux-gnu/libsopt.so.3.0.1 -ltiff /usr/lib/x86_64-linux-gnu/openmpi/lib/libmpi_cxx.so /usr/lib/x86_64-linux-gnu/openmpi/lib/libmpi.so /usr/lib/x86_64-linux-gnu/libcasa_ms.so /usr/lib/x86_64-linux-gnu/libcasa_measures.so /usr/lib/x86_64-linux-gnu/libcasa_tables.so /usr/lib/x86_64-linux-gnu/libcasa_scimath.so /usr/lib/x86_64-linux-gnu/libcasa_scimath_f.so /usr/lib/x86_64-linux-gnu/libcasa_casa.so -fopenmp 
> /usr/bin/ld: ../purify/libpurify.so.2.0.0: undefined reference to `fmt::v6::internal::basic_data<void>::signs'
> /usr/bin/ld: ../purify/libpurify.so.2.0.0: undefined reference to `vtable for fmt::v6::format_error'
> /usr/bin/ld: ../purify/libpurify.so.2.0.0: undefined reference to `int fmt::v6::internal::snprintf_float<double>(double, int, fmt::v6::internal::float_specs, fmt::v6::internal::buffer<char>&)'
> /usr/bin/ld: ../purify/libpurify.so.2.0.0: undefined reference to `fmt::v6::internal::assert_fail(char const*, int, char const*)'
> /usr/bin/ld: ../purify/libpurify.so.2.0.0: undefined reference to `fmt::v6::internal::error_handler::on_error(char const*)'
> /usr/bin/ld: ../purify/libpurify.so.2.0.0: undefined reference to `char fmt::v6::internal::decimal_point_impl<char>(fmt::v6::internal::locale_ref)'
> /usr/bin/ld: ../purify/libpurify.so.2.0.0: undefined reference to `fmt::v6::internal::basic_data<void>::zero_or_powers_of_10_32'
> /usr/bin/ld: ../purify/libpurify.so.2.0.0: undefined reference to `char fmt::v6::internal::thousands_sep_impl<char>(fmt::v6::internal::locale_ref)'
> /usr/bin/ld: ../purify/libpurify.so.2.0.0: undefined reference to `typeinfo for fmt::v6::format_error'
> /usr/bin/ld: ../purify/libpurify.so.2.0.0: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > fmt::v6::internal::grouping_impl<char>(fmt::v6::internal::locale_ref)'
> /usr/bin/ld: ../purify/libpurify.so.2.0.0: undefined reference to `int fmt::v6::internal::format_float<long double>(long double, int, fmt::v6::internal::float_specs, fmt::v6::internal::buffer<char>&)'
> /usr/bin/ld: ../purify/libpurify.so.2.0.0: undefined reference to `int fmt::v6::internal::snprintf_float<long double>(long double, int, fmt::v6::internal::float_specs, fmt::v6::internal::buffer<char>&)'
> /usr/bin/ld: ../purify/libpurify.so.2.0.0: undefined reference to `fmt::v6::format_error::~format_error()'
> /usr/bin/ld: ../purify/libpurify.so.2.0.0: undefined reference to `fmt::v6::internal::basic_data<void>::hex_digits'
> /usr/bin/ld: ../purify/libpurify.so.2.0.0: undefined reference to `fmt::v6::internal::basic_data<void>::digits'
> /usr/bin/ld: ../purify/libpurify.so.2.0.0: undefined reference to `int fmt::v6::internal::format_float<double>(double, int, fmt::v6::internal::float_specs, fmt::v6::internal::buffer<char>&)'
> /usr/bin/ld: ../purify/libpurify.so.2.0.0: undefined reference to `fmt::v6::internal::basic_data<void>::zero_or_powers_of_10_64'
> collect2: error: ld returned 1 exit status

The full build log is available from:
   http://qa-logs.debian.net/2020/02/22/purify_2.0.0-4_unstable.log

A list of current common problems and possible solutions is available at
http://wiki.debian.org/qa.debian.org/FTBFS . You're welcome to contribute!

About the archive rebuild: The rebuild was done on EC2 VM instances from
Amazon Web Services, using a clean, minimal and up-to-date chroot. Every
failed build was retried once to eliminate random failures.