Mock Version: 1.4.9
Mock Version: 1.4.9
ENTER ['do'](['bash', '--login', '-c', '/usr/bin/rpmbuild -bs --target riscv64 --nodeps /builddir/build/SPECS/xtl.spec'], chrootPath='/var/lib/mock/f29-build-29922-16345/root'env={'TERM': 'vt100', 'SHELL': '/bin/bash', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'PROMPT_COMMAND': 'printf "\\033]0;<mock-chroot>\\007"', 'PS1': '<mock-chroot> \\s-\\v\\$ ', 'LANG': 'en_US.UTF-8'}shell=Falselogger=<mockbuild.trace_decorator.getLog object at 0x2001fdb860>timeout=345600uid=998gid=135user='mockbuild'nspawn_args=[]unshare_net=FalseprintOutput=False)
Executing command: ['bash', '--login', '-c', '/usr/bin/rpmbuild -bs --target riscv64 --nodeps /builddir/build/SPECS/xtl.spec'] with env {'TERM': 'vt100', 'SHELL': '/bin/bash', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'PROMPT_COMMAND': 'printf "\\033]0;<mock-chroot>\\007"', 'PS1': '<mock-chroot> \\s-\\v\\$ ', 'LANG': 'en_US.UTF-8'} and shell False
Building target platforms: riscv64
Building for target riscv64
Wrote: /builddir/build/SRPMS/xtl-0.4.15-1.fc29.src.rpm
Child return code was: 0
ENTER ['do'](['bash', '--login', '-c', '/usr/bin/rpmbuild -bb --target riscv64 --nodeps /builddir/build/SPECS/xtl.spec'], chrootPath='/var/lib/mock/f29-build-29922-16345/root'env={'TERM': 'vt100', 'SHELL': '/bin/bash', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'PROMPT_COMMAND': 'printf "\\033]0;<mock-chroot>\\007"', 'PS1': '<mock-chroot> \\s-\\v\\$ ', 'LANG': 'en_US.UTF-8'}shell=Falselogger=<mockbuild.trace_decorator.getLog object at 0x2001fdb860>timeout=345600uid=998gid=135user='mockbuild'nspawn_args=[]unshare_net=FalseprintOutput=False)
Executing command: ['bash', '--login', '-c', '/usr/bin/rpmbuild -bb --target riscv64 --nodeps /builddir/build/SPECS/xtl.spec'] with env {'TERM': 'vt100', 'SHELL': '/bin/bash', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'PROMPT_COMMAND': 'printf "\\033]0;<mock-chroot>\\007"', 'PS1': '<mock-chroot> \\s-\\v\\$ ', 'LANG': 'en_US.UTF-8'} and shell False
Building target platforms: riscv64
Building for target riscv64
Executing(%prep): /bin/sh -e /var/tmp/rpm-tmp.bPcfIa
+ umask 022
+ cd /builddir/build/BUILD
+ cd /builddir/build/BUILD
+ rm -rf xtl-0.4.15
+ /usr/bin/gzip -dc /builddir/build/SOURCES/xtl-0.4.15.tar.gz
+ /usr/bin/tar -xof -
+ STATUS=0
+ '[' 0 -ne 0 ']'
+ cd xtl-0.4.15
+ /usr/bin/chmod -Rf a+rX,u+w,g-w,o-w .
+ /usr/bin/cat /builddir/build/SOURCES/0001-Fix-complex-test.patch
+ /usr/bin/patch -p1 -s --fuzz=0 --no-backup-if-mismatch
+ /usr/bin/cat /builddir/build/SOURCES/0002-Made-nlohmann_json-optional-in-the-tests-exported-c-.patch
+ /usr/bin/patch -p1 -s --fuzz=0 --no-backup-if-mismatch
+ exit 0
Executing(%build): /bin/sh -e /var/tmp/rpm-tmp.eX99zf
+ umask 022
+ cd /builddir/build/BUILD
+ cd xtl-0.4.15
+ CFLAGS='-O2 -g -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -fexceptions -fstack-protector-strong -grecord-gcc-switches -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fstack-clash-protection'
+ export CFLAGS
+ CXXFLAGS='-O2 -g -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -fexceptions -fstack-protector-strong -grecord-gcc-switches -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fstack-clash-protection'
+ export CXXFLAGS
+ FFLAGS='-O2 -g -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -fexceptions -fstack-protector-strong -grecord-gcc-switches -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fstack-clash-protection -I/usr/lib64/gfortran/modules'
+ export FFLAGS
+ FCFLAGS='-O2 -g -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -fexceptions -fstack-protector-strong -grecord-gcc-switches -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fstack-clash-protection -I/usr/lib64/gfortran/modules'
+ export FCFLAGS
+ LDFLAGS='-Wl,-z,relro   -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld'
+ export LDFLAGS
+ /usr/bin/cmake -DCMAKE_C_FLAGS_RELEASE:STRING=-DNDEBUG -DCMAKE_CXX_FLAGS_RELEASE:STRING=-DNDEBUG -DCMAKE_Fortran_FLAGS_RELEASE:STRING=-DNDEBUG -DCMAKE_VERBOSE_MAKEFILE:BOOL=ON -DCMAKE_INSTALL_PREFIX:PATH=/usr -DINCLUDE_INSTALL_DIR:PATH=/usr/include -DLIB_INSTALL_DIR:PATH=/usr/lib64 -DSYSCONF_INSTALL_DIR:PATH=/etc -DSHARE_INSTALL_PREFIX:PATH=/usr/share -DLIB_SUFFIX=64 -DBUILD_SHARED_LIBS:BOOL=ON -DBUILD_TESTS=ON
-- The C compiler identification is GNU 8.2.1
-- The CXX compiler identification is GNU 8.2.1
-- Check for working C compiler: /usr/bin/cc
-- Check for working C compiler: /usr/bin/cc -- works
-- Detecting C compiler ABI info
-- Detecting C compiler ABI info - done
-- Detecting C compile features
-- Detecting C compile features - done
-- Check for working CXX compiler: /usr/bin/c++
-- Check for working CXX compiler: /usr/bin/c++ -- works
-- Detecting CXX compiler ABI info
-- Detecting CXX compiler ABI info - done
-- Detecting CXX compile features
-- Detecting CXX compile features - done
-- xtl v0.4.15
-- Forcing tests build type to Release
-- Performing Test HAS_MARCH_NATIVE
-- Performing Test HAS_MARCH_NATIVE - Failed
-- Found GTest: /usr/lib64/libgtest.so  
-- Found Threads: TRUE  
-- Check if the system is big endian
-- Searching 16 bit integer
-- Looking for sys/types.h
-- Looking for sys/types.h - found
-- Looking for stdint.h
-- Looking for stdint.h - found
-- Looking for stddef.h
-- Looking for stddef.h - found
-- Check size of unsigned short
-- Check size of unsigned short - done
-- Using unsigned short
-- Check if the system is big endian - little endian
-- Configuring done
-- Generating done
BUILDSTDERR: CMake Warning:
BUILDSTDERR:   Manually-specified variables were not used by the project:
BUILDSTDERR:     CMAKE_C_FLAGS_RELEASE
BUILDSTDERR:     CMAKE_Fortran_FLAGS_RELEASE
BUILDSTDERR:     INCLUDE_INSTALL_DIR
BUILDSTDERR:     LIB_INSTALL_DIR
BUILDSTDERR:     LIB_SUFFIX
BUILDSTDERR:     SHARE_INSTALL_PREFIX
BUILDSTDERR:     SYSCONF_INSTALL_DIR
-- Build files have been written to: /builddir/build/BUILD/xtl-0.4.15
+ /usr/bin/make -O -j4
/usr/bin/cmake -H/builddir/build/BUILD/xtl-0.4.15 -B/builddir/build/BUILD/xtl-0.4.15 --check-build-system CMakeFiles/Makefile.cmake 0
/usr/bin/cmake -E cmake_progress_start /builddir/build/BUILD/xtl-0.4.15/CMakeFiles /builddir/build/BUILD/xtl-0.4.15/CMakeFiles/progress.marks
/usr/bin/make -f CMakeFiles/Makefile2 all
/usr/bin/make -f test/CMakeFiles/test_xtl.dir/build.make test/CMakeFiles/test_xtl.dir/depend
make[2]: Entering directory '/builddir/build/BUILD/xtl-0.4.15'
cd /builddir/build/BUILD/xtl-0.4.15 && /usr/bin/cmake -E cmake_depends "Unix Makefiles" /builddir/build/BUILD/xtl-0.4.15 /builddir/build/BUILD/xtl-0.4.15/test /builddir/build/BUILD/xtl-0.4.15 /builddir/build/BUILD/xtl-0.4.15/test /builddir/build/BUILD/xtl-0.4.15/test/CMakeFiles/test_xtl.dir/DependInfo.cmake --color=
Scanning dependencies of target test_xtl
make[2]: Leaving directory '/builddir/build/BUILD/xtl-0.4.15'
/usr/bin/make -f test/CMakeFiles/test_xtl.dir/build.make test/CMakeFiles/test_xtl.dir/build
make[2]: Entering directory '/builddir/build/BUILD/xtl-0.4.15'
[ 23%] Building CXX object test/CMakeFiles/test_xtl.dir/main.cpp.o
cd /builddir/build/BUILD/xtl-0.4.15/test && /usr/bin/c++  -DHAVE_NLOHMANN_JSON -I/builddir/build/BUILD/xtl-0.4.15/include  -O2 -g -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -fexceptions -fstack-protector-strong -grecord-gcc-switches -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fstack-clash-protection -Wunused-parameter -Wextra -Wreorder -Wconversion -Wsign-conversion -DNDEBUG   -std=gnu++14 -o CMakeFiles/test_xtl.dir/main.cpp.o -c /builddir/build/BUILD/xtl-0.4.15/test/main.cpp
make[2]: Leaving directory '/builddir/build/BUILD/xtl-0.4.15'
make[2]: Entering directory '/builddir/build/BUILD/xtl-0.4.15'
[ 23%] Building CXX object test/CMakeFiles/test_xtl.dir/test_xbase64.cpp.o
cd /builddir/build/BUILD/xtl-0.4.15/test && /usr/bin/c++  -DHAVE_NLOHMANN_JSON -I/builddir/build/BUILD/xtl-0.4.15/include  -O2 -g -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -fexceptions -fstack-protector-strong -grecord-gcc-switches -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fstack-clash-protection -Wunused-parameter -Wextra -Wreorder -Wconversion -Wsign-conversion -DNDEBUG   -std=gnu++14 -o CMakeFiles/test_xtl.dir/test_xbase64.cpp.o -c /builddir/build/BUILD/xtl-0.4.15/test/test_xbase64.cpp
make[2]: Leaving directory '/builddir/build/BUILD/xtl-0.4.15'
make[2]: Entering directory '/builddir/build/BUILD/xtl-0.4.15'
[ 35%] Building CXX object test/CMakeFiles/test_xtl.dir/test_xclosure.cpp.o
cd /builddir/build/BUILD/xtl-0.4.15/test && /usr/bin/c++  -DHAVE_NLOHMANN_JSON -I/builddir/build/BUILD/xtl-0.4.15/include  -O2 -g -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -fexceptions -fstack-protector-strong -grecord-gcc-switches -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fstack-clash-protection -Wunused-parameter -Wextra -Wreorder -Wconversion -Wsign-conversion -DNDEBUG   -std=gnu++14 -o CMakeFiles/test_xtl.dir/test_xclosure.cpp.o -c /builddir/build/BUILD/xtl-0.4.15/test/test_xclosure.cpp
make[2]: Leaving directory '/builddir/build/BUILD/xtl-0.4.15'
make[2]: Entering directory '/builddir/build/BUILD/xtl-0.4.15'
[ 23%] Building CXX object test/CMakeFiles/test_xtl.dir/test_xcomplex.cpp.o
cd /builddir/build/BUILD/xtl-0.4.15/test && /usr/bin/c++  -DHAVE_NLOHMANN_JSON -I/builddir/build/BUILD/xtl-0.4.15/include  -O2 -g -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -fexceptions -fstack-protector-strong -grecord-gcc-switches -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fstack-clash-protection -Wunused-parameter -Wextra -Wreorder -Wconversion -Wsign-conversion -DNDEBUG   -std=gnu++14 -o CMakeFiles/test_xtl.dir/test_xcomplex.cpp.o -c /builddir/build/BUILD/xtl-0.4.15/test/test_xcomplex.cpp
make[2]: Leaving directory '/builddir/build/BUILD/xtl-0.4.15'
make[2]: Entering directory '/builddir/build/BUILD/xtl-0.4.15'
[ 29%] Building CXX object test/CMakeFiles/test_xtl.dir/test_xcomplex_sequence.cpp.o
cd /builddir/build/BUILD/xtl-0.4.15/test && /usr/bin/c++  -DHAVE_NLOHMANN_JSON -I/builddir/build/BUILD/xtl-0.4.15/include  -O2 -g -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -fexceptions -fstack-protector-strong -grecord-gcc-switches -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fstack-clash-protection -Wunused-parameter -Wextra -Wreorder -Wconversion -Wsign-conversion -DNDEBUG   -std=gnu++14 -o CMakeFiles/test_xtl.dir/test_xcomplex_sequence.cpp.o -c /builddir/build/BUILD/xtl-0.4.15/test/test_xcomplex_sequence.cpp
make[2]: Leaving directory '/builddir/build/BUILD/xtl-0.4.15'
make[2]: Entering directory '/builddir/build/BUILD/xtl-0.4.15'
[ 47%] Building CXX object test/CMakeFiles/test_xtl.dir/test_xhash.cpp.o
cd /builddir/build/BUILD/xtl-0.4.15/test && /usr/bin/c++  -DHAVE_NLOHMANN_JSON -I/builddir/build/BUILD/xtl-0.4.15/include  -O2 -g -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -fexceptions -fstack-protector-strong -grecord-gcc-switches -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fstack-clash-protection -Wunused-parameter -Wextra -Wreorder -Wconversion -Wsign-conversion -DNDEBUG   -std=gnu++14 -o CMakeFiles/test_xtl.dir/test_xhash.cpp.o -c /builddir/build/BUILD/xtl-0.4.15/test/test_xhash.cpp
make[2]: Leaving directory '/builddir/build/BUILD/xtl-0.4.15'
BUILDSTDERR: In file included from /builddir/build/BUILD/xtl-0.4.15/test/test_xhash.cpp:15:
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xhash.hpp: In function 'std::size_t xtl::detail::murmur_hash(const void*, std::size_t, std::size_t) [with long unsigned int N = 4; std::size_t = long unsigned int]':
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xhash.hpp:68:33: warning: conversion to 'std::size_t' {aka 'long unsigned int'} from 'int' may change the sign of the result [-Wsign-conversion]
BUILDSTDERR:                  hash ^= data[2] << 16;
BUILDSTDERR:                          ~~~~~~~~^~~~~
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xhash.hpp:70:33: warning: conversion to 'std::size_t' {aka 'long unsigned int'} from 'int' may change the sign of the result [-Wsign-conversion]
BUILDSTDERR:                  hash ^= data[1] << 8;
BUILDSTDERR:                          ~~~~~~~~^~~~
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xhash.hpp: In function 'std::size_t xtl::detail::murmur_hash(const void*, std::size_t, std::size_t) [with long unsigned int N = 8; std::size_t = long unsigned int]':
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xhash.hpp:105:48: warning: unsigned conversion from 'int' to 'std::size_t' {aka 'long unsigned int'} changes value from '-8' to '18446744073709551608' [-Wsign-conversion]
BUILDSTDERR:              const char* end = data + (length & ~0x7);
BUILDSTDERR:                                                 ^~~~
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/test/test_xhash.cpp: In function 'void xtl::rand_p(void*, int)':
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/test/test_xhash.cpp:60:34: warning: conversion to 'uint32_t' {aka 'unsigned int'} from 'int' may change the sign of the result [-Wsign-conversion]
BUILDSTDERR:              blocks[0] = std::rand();
BUILDSTDERR:                          ~~~~~~~~~^~
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/test/test_xhash.cpp: In function 'void xtl::flipbit(void*, int, uint32_t)':
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/test/test_xhash.cpp:75:24: warning: conversion to 'int' from 'uint32_t' {aka 'unsigned int'} may change the sign of the result [-Wsign-conversion]
BUILDSTDERR:          int byte = bit >> 3;
BUILDSTDERR:                     ~~~~^~~~
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/test/test_xhash.cpp:79:21: warning: conversion from 'int' to 'uint8_t' {aka 'unsigned char'} may change value [-Wconversion]
BUILDSTDERR:              b[byte] ^= (1 << bit);
BUILDSTDERR:              ~~~~~~~~^~~~~~~~~~~~~
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/test/test_xhash.cpp: In instantiation of 'uint32_t xtl::verification_test(F, int) [with F = long unsigned int (*)(const void*, long unsigned int, long unsigned int); uint32_t = unsigned int]':
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/test/test_xhash.cpp:159:77:   required from here
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/test/test_xhash.cpp:29:42: warning: conversion to 'size_t' {aka 'long unsigned int'} from 'int' may change the sign of the result [-Wsign-conversion]
BUILDSTDERR:          std::memset(hashes, 0, hashbytes * 256);
BUILDSTDERR:                                 ~~~~~~~~~~^~~~~
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/test/test_xhash.cpp:30:29: warning: conversion to 'size_t' {aka 'long unsigned int'} from 'int' may change the sign of the result [-Wsign-conversion]
BUILDSTDERR:          std::memset(res, 0, hashbytes);
BUILDSTDERR:                              ^~~~~~~~~
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/test/test_xhash.cpp:37:56: warning: conversion to 'std::size_t' {aka 'long unsigned int'} from 'int' may change the sign of the result [-Wsign-conversion]
BUILDSTDERR:              *reinterpret_cast<std::size_t*>(hashes + i * hashbytes) = f(key,i,256-i);
BUILDSTDERR:                                                       ~~^~~~~~~~~~~
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/test/test_xhash.cpp:41:66: warning: conversion to 'long unsigned int' from 'int' may change the sign of the result [-Wsign-conversion]
BUILDSTDERR:          *reinterpret_cast<std::size_t*>(res) = f(hashes,hashbytes*256,0);
BUILDSTDERR:                                                          ~~~~~~~~~^~~~
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/test/test_xhash.cpp:45:80: warning: conversion to 'uint32_t' {aka 'unsigned int'} from 'int' may change the sign of the result [-Wsign-conversion]
BUILDSTDERR:          uint32_t verification = (res[0] << 0) | (res[1] << 8) | (res[2] << 16) | (res[3] << 24);
BUILDSTDERR:                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/test/test_xhash.cpp: In instantiation of 'bool xtl::sanity_test(F, int) [with F = long unsigned int (*)(const void*, long unsigned int, long unsigned int)]':
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/test/test_xhash.cpp:166:9:   required from here
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/test/test_xhash.cpp:112:43: warning: conversion to 'size_t' {aka 'long unsigned int'} from 'int' may change the sign of the result [-Wsign-conversion]
BUILDSTDERR:                      std::memcpy(key2,key1,len);
BUILDSTDERR:                                            ^~~
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/test/test_xhash.cpp:114:69: warning: conversion to 'long unsigned int' from 'int' may change the sign of the result [-Wsign-conversion]
BUILDSTDERR:                      *reinterpret_cast<std::size_t*>(hash1) = f(key1,len,0);
BUILDSTDERR:                                                                      ^~~
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/test/test_xhash.cpp:119:42: warning: conversion to 'uint32_t' {aka 'unsigned int'} from 'int' may change the sign of the result [-Wsign-conversion]
BUILDSTDERR:                          flipbit(key2,len,bit);
BUILDSTDERR:                                           ^~~
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/test/test_xhash.cpp:120:73: warning: conversion to 'long unsigned int' from 'int' may change the sign of the result [-Wsign-conversion]
BUILDSTDERR:                          *reinterpret_cast<std::size_t*>(hash2) = f(key2,len,0);
BUILDSTDERR:                                                                          ^~~
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/test/test_xhash.cpp:122:52: warning: conversion to 'size_t' {aka 'long unsigned int'} from 'int' may change the sign of the result [-Wsign-conversion]
BUILDSTDERR:                          if(std::memcmp(hash1,hash2,hashbytes) == 0)
BUILDSTDERR:                                                     ^~~~~~~~~
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/test/test_xhash.cpp:127:42: warning: conversion to 'uint32_t' {aka 'unsigned int'} from 'int' may change the sign of the result [-Wsign-conversion]
BUILDSTDERR:                          flipbit(key2,len,bit);
BUILDSTDERR:                                           ^~~
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/test/test_xhash.cpp:128:73: warning: conversion to 'long unsigned int' from 'int' may change the sign of the result [-Wsign-conversion]
BUILDSTDERR:                          *reinterpret_cast<std::size_t*>(hash2) = f(key2,len,0);
BUILDSTDERR:                                                                          ^~~
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/test/test_xhash.cpp:130:52: warning: conversion to 'size_t' {aka 'long unsigned int'} from 'int' may change the sign of the result [-Wsign-conversion]
BUILDSTDERR:                          if(std::memcmp(hash1,hash2,hashbytes) != 0)
BUILDSTDERR:                                                     ^~~~~~~~~
make[2]: Entering directory '/builddir/build/BUILD/xtl-0.4.15'
[ 52%] Building CXX object test/CMakeFiles/test_xtl.dir/test_xhierarchy_generator.cpp.o
cd /builddir/build/BUILD/xtl-0.4.15/test && /usr/bin/c++  -DHAVE_NLOHMANN_JSON -I/builddir/build/BUILD/xtl-0.4.15/include  -O2 -g -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -fexceptions -fstack-protector-strong -grecord-gcc-switches -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fstack-clash-protection -Wunused-parameter -Wextra -Wreorder -Wconversion -Wsign-conversion -DNDEBUG   -std=gnu++14 -o CMakeFiles/test_xtl.dir/test_xhierarchy_generator.cpp.o -c /builddir/build/BUILD/xtl-0.4.15/test/test_xhierarchy_generator.cpp
make[2]: Leaving directory '/builddir/build/BUILD/xtl-0.4.15'
make[2]: Entering directory '/builddir/build/BUILD/xtl-0.4.15'
[ 58%] Building CXX object test/CMakeFiles/test_xtl.dir/test_xiterator_base.cpp.o
cd /builddir/build/BUILD/xtl-0.4.15/test && /usr/bin/c++  -DHAVE_NLOHMANN_JSON -I/builddir/build/BUILD/xtl-0.4.15/include  -O2 -g -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -fexceptions -fstack-protector-strong -grecord-gcc-switches -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fstack-clash-protection -Wunused-parameter -Wextra -Wreorder -Wconversion -Wsign-conversion -DNDEBUG   -std=gnu++14 -o CMakeFiles/test_xtl.dir/test_xiterator_base.cpp.o -c /builddir/build/BUILD/xtl-0.4.15/test/test_xiterator_base.cpp
make[2]: Leaving directory '/builddir/build/BUILD/xtl-0.4.15'
make[2]: Entering directory '/builddir/build/BUILD/xtl-0.4.15'
[ 64%] Building CXX object test/CMakeFiles/test_xtl.dir/test_xmeta_utils.cpp.o
cd /builddir/build/BUILD/xtl-0.4.15/test && /usr/bin/c++  -DHAVE_NLOHMANN_JSON -I/builddir/build/BUILD/xtl-0.4.15/include  -O2 -g -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -fexceptions -fstack-protector-strong -grecord-gcc-switches -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fstack-clash-protection -Wunused-parameter -Wextra -Wreorder -Wconversion -Wsign-conversion -DNDEBUG   -std=gnu++14 -o CMakeFiles/test_xtl.dir/test_xmeta_utils.cpp.o -c /builddir/build/BUILD/xtl-0.4.15/test/test_xmeta_utils.cpp
make[2]: Leaving directory '/builddir/build/BUILD/xtl-0.4.15'
make[2]: Entering directory '/builddir/build/BUILD/xtl-0.4.15'
[ 23%] Building CXX object test/CMakeFiles/test_xtl.dir/test_xbasic_fixed_string.cpp.o
cd /builddir/build/BUILD/xtl-0.4.15/test && /usr/bin/c++  -DHAVE_NLOHMANN_JSON -I/builddir/build/BUILD/xtl-0.4.15/include  -O2 -g -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -fexceptions -fstack-protector-strong -grecord-gcc-switches -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fstack-clash-protection -Wunused-parameter -Wextra -Wreorder -Wconversion -Wsign-conversion -DNDEBUG   -std=gnu++14 -o CMakeFiles/test_xtl.dir/test_xbasic_fixed_string.cpp.o -c /builddir/build/BUILD/xtl-0.4.15/test/test_xbasic_fixed_string.cpp
make[2]: Leaving directory '/builddir/build/BUILD/xtl-0.4.15'
BUILDSTDERR: In file included from /builddir/build/BUILD/xtl-0.4.15/include/xtl/xbasic_fixed_string.hpp:23,
BUILDSTDERR:                  from /builddir/build/BUILD/xtl-0.4.15/test/test_xbasic_fixed_string.cpp:10:
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xhash.hpp: In function 'std::size_t xtl::detail::murmur_hash(const void*, std::size_t, std::size_t) [with long unsigned int N = 4; std::size_t = long unsigned int]':
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xhash.hpp:68:33: warning: conversion to 'std::size_t' {aka 'long unsigned int'} from 'int' may change the sign of the result [-Wsign-conversion]
BUILDSTDERR:                  hash ^= data[2] << 16;
BUILDSTDERR:                          ~~~~~~~~^~~~~
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xhash.hpp:70:33: warning: conversion to 'std::size_t' {aka 'long unsigned int'} from 'int' may change the sign of the result [-Wsign-conversion]
BUILDSTDERR:                  hash ^= data[1] << 8;
BUILDSTDERR:                          ~~~~~~~~^~~~
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xhash.hpp: In function 'std::size_t xtl::detail::murmur_hash(const void*, std::size_t, std::size_t) [with long unsigned int N = 8; std::size_t = long unsigned int]':
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xhash.hpp:105:48: warning: unsigned conversion from 'int' to 'std::size_t' {aka 'long unsigned int'} changes value from '-8' to '18446744073709551608' [-Wsign-conversion]
BUILDSTDERR:              const char* end = data + (length & ~0x7);
BUILDSTDERR:                                                 ^~~~
BUILDSTDERR: In file included from /builddir/build/BUILD/xtl-0.4.15/test/test_xbasic_fixed_string.cpp:10:
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xbasic_fixed_string.hpp: In instantiation of 'xtl::xbasic_fixed_string<CT, N, EP, TR>::size_type xtl::xbasic_fixed_string<CT, N, EP, TR>::find(xtl::xbasic_fixed_string<CT, N, EP, TR>::const_pointer, xtl::xbasic_fixed_string<CT, N, EP, TR>::size_type, xtl::xbasic_fixed_string<CT, N, EP, TR>::size_type) const [with CT = char; long unsigned int N = 16; EP = xtl::string_policy::throwing_error; TR = std::char_traits<char>; xtl::xbasic_fixed_string<CT, N, EP, TR>::size_type = long unsigned int; xtl::xbasic_fixed_string<CT, N, EP, TR>::const_pointer = const char*; xtl::xbasic_fixed_string<CT, N, EP, TR>::value_type = char]':
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/test/test_xbasic_fixed_string.cpp:769:50:   required from here
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xbasic_fixed_string.hpp:1548:36: warning: conversion to 'long unsigned int' from 'long int' may change the sign of the result [-Wsign-conversion]
BUILDSTDERR:                   nm -= uptr - vptr + 1, vptr = uptr + 1)
BUILDSTDERR:                         ~~~~~~~~~~~~^~~
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xbasic_fixed_string.hpp:1552:34: warning: conversion to 'xtl::xbasic_fixed_string<char, 16, xtl::string_policy::throwing_error>::size_type' {aka 'long unsigned int'} from 'long int' may change the sign of the result [-Wsign-conversion]
BUILDSTDERR:                      return (uptr - data());
BUILDSTDERR:                             ~~~~~~^~~~~~~~~
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xbasic_fixed_string.hpp: In instantiation of 'xtl::xbasic_fixed_string<CT, N, EP, TR>::size_type xtl::xbasic_fixed_string<CT, N, EP, TR>::rfind(xtl::xbasic_fixed_string<CT, N, EP, TR>::const_pointer, xtl::xbasic_fixed_string<CT, N, EP, TR>::size_type, xtl::xbasic_fixed_string<CT, N, EP, TR>::size_type) const [with CT = char; long unsigned int N = 16; EP = xtl::string_policy::throwing_error; TR = std::char_traits<char>; xtl::xbasic_fixed_string<CT, N, EP, TR>::size_type = long unsigned int; xtl::xbasic_fixed_string<CT, N, EP, TR>::const_pointer = const char*; xtl::xbasic_fixed_string<CT, N, EP, TR>::value_type = char]':
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/test/test_xbasic_fixed_string.cpp:801:52:   required from here
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xbasic_fixed_string.hpp:1602:33: warning: conversion to 'xtl::xbasic_fixed_string<char, 16, xtl::string_policy::throwing_error>::size_type' {aka 'long unsigned int'} from 'long int' may change the sign of the result [-Wsign-conversion]
BUILDSTDERR:                      return uptr - data();
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xbasic_fixed_string.hpp: In instantiation of 'xtl::xbasic_fixed_string<CT, N, EP, TR>::size_type xtl::xbasic_fixed_string<CT, N, EP, TR>::find_first_of(xtl::xbasic_fixed_string<CT, N, EP, TR>::const_pointer, xtl::xbasic_fixed_string<CT, N, EP, TR>::size_type, xtl::xbasic_fixed_string<CT, N, EP, TR>::size_type) const [with CT = char; long unsigned int N = 16; EP = xtl::string_policy::throwing_error; TR = std::char_traits<char>; xtl::xbasic_fixed_string<CT, N, EP, TR>::size_type = long unsigned int; xtl::xbasic_fixed_string<CT, N, EP, TR>::const_pointer = const char*; xtl::xbasic_fixed_string<CT, N, EP, TR>::value_type = char]':
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/test/test_xbasic_fixed_string.cpp:843:59:   required from here
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xbasic_fixed_string.hpp:1651:33: warning: conversion to 'xtl::xbasic_fixed_string<char, 16, xtl::string_policy::throwing_error>::size_type' {aka 'long unsigned int'} from 'long int' may change the sign of the result [-Wsign-conversion]
BUILDSTDERR:                      return uptr - data();
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xbasic_fixed_string.hpp: In instantiation of 'xtl::xbasic_fixed_string<CT, N, EP, TR>::size_type xtl::xbasic_fixed_string<CT, N, EP, TR>::find_first_not_of(xtl::xbasic_fixed_string<CT, N, EP, TR>::const_pointer, xtl::xbasic_fixed_string<CT, N, EP, TR>::size_type, xtl::xbasic_fixed_string<CT, N, EP, TR>::size_type) const [with CT = char; long unsigned int N = 16; EP = xtl::string_policy::throwing_error; TR = std::char_traits<char>; xtl::xbasic_fixed_string<CT, N, EP, TR>::size_type = long unsigned int; xtl::xbasic_fixed_string<CT, N, EP, TR>::const_pointer = const char*; xtl::xbasic_fixed_string<CT, N, EP, TR>::value_type = char]':
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/test/test_xbasic_fixed_string.cpp:886:63:   required from here
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xbasic_fixed_string.hpp:1696:33: warning: conversion to 'xtl::xbasic_fixed_string<char, 16, xtl::string_policy::throwing_error>::size_type' {aka 'long unsigned int'} from 'long int' may change the sign of the result [-Wsign-conversion]
BUILDSTDERR:                      return uptr - data();
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xbasic_fixed_string.hpp: In instantiation of 'xtl::xbasic_fixed_string<CT, N, EP, TR>::size_type xtl::xbasic_fixed_string<CT, N, EP, TR>::find_last_of(xtl::xbasic_fixed_string<CT, N, EP, TR>::const_pointer, xtl::xbasic_fixed_string<CT, N, EP, TR>::size_type, xtl::xbasic_fixed_string<CT, N, EP, TR>::size_type) const [with CT = char; long unsigned int N = 16; EP = xtl::string_policy::throwing_error; TR = std::char_traits<char>; xtl::xbasic_fixed_string<CT, N, EP, TR>::size_type = long unsigned int; xtl::xbasic_fixed_string<CT, N, EP, TR>::const_pointer = const char*; xtl::xbasic_fixed_string<CT, N, EP, TR>::value_type = char]':
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/test/test_xbasic_fixed_string.cpp:921:59:   required from here
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xbasic_fixed_string.hpp:1741:33: warning: conversion to 'xtl::xbasic_fixed_string<char, 16, xtl::string_policy::throwing_error>::size_type' {aka 'long unsigned int'} from 'long int' may change the sign of the result [-Wsign-conversion]
BUILDSTDERR:                      return uptr - data();
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xbasic_fixed_string.hpp: In instantiation of 'xtl::xbasic_fixed_string<CT, N, EP, TR>::size_type xtl::xbasic_fixed_string<CT, N, EP, TR>::find_last_not_of(xtl::xbasic_fixed_string<CT, N, EP, TR>::const_pointer, xtl::xbasic_fixed_string<CT, N, EP, TR>::size_type, xtl::xbasic_fixed_string<CT, N, EP, TR>::size_type) const [with CT = char; long unsigned int N = 16; EP = xtl::string_policy::throwing_error; TR = std::char_traits<char>; xtl::xbasic_fixed_string<CT, N, EP, TR>::size_type = long unsigned int; xtl::xbasic_fixed_string<CT, N, EP, TR>::const_pointer = const char*; xtl::xbasic_fixed_string<CT, N, EP, TR>::value_type = char]':
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/test/test_xbasic_fixed_string.cpp:959:63:   required from here
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xbasic_fixed_string.hpp:1790:33: warning: conversion to 'xtl::xbasic_fixed_string<char, 16, xtl::string_policy::throwing_error>::size_type' {aka 'long unsigned int'} from 'long int' may change the sign of the result [-Wsign-conversion]
BUILDSTDERR:                      return uptr - data();
make[2]: Entering directory '/builddir/build/BUILD/xtl-0.4.15'
[ 41%] Building CXX object test/CMakeFiles/test_xtl.dir/test_xdynamic_bitset.cpp.o
cd /builddir/build/BUILD/xtl-0.4.15/test && /usr/bin/c++  -DHAVE_NLOHMANN_JSON -I/builddir/build/BUILD/xtl-0.4.15/include  -O2 -g -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -fexceptions -fstack-protector-strong -grecord-gcc-switches -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fstack-clash-protection -Wunused-parameter -Wextra -Wreorder -Wconversion -Wsign-conversion -DNDEBUG   -std=gnu++14 -o CMakeFiles/test_xtl.dir/test_xdynamic_bitset.cpp.o -c /builddir/build/BUILD/xtl-0.4.15/test/test_xdynamic_bitset.cpp
make[2]: Leaving directory '/builddir/build/BUILD/xtl-0.4.15'
BUILDSTDERR: In file included from /builddir/build/BUILD/xtl-0.4.15/test/test_xdynamic_bitset.cpp:11:
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xdynamic_bitset.hpp: In instantiation of 'void xtl::xdynamic_bitset<B, Allocator>::assign(BlockInputIt, BlockInputIt) [with BlockInputIt = __gnu_cxx::__normal_iterator<long unsigned int*, std::vector<long unsigned int> >; B = long unsigned int; Allocator = std::allocator<long unsigned int>]':
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/test/test_xdynamic_bitset.cpp:95:44:   required from here
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xdynamic_bitset.hpp:336:29: warning: conversion to 'long unsigned int' from 'std::__iterator_traits<__gnu_cxx::__normal_iterator<long unsigned int*, std::vector<long unsigned int> >, void>::difference_type' {aka 'long int'} may change the sign of the result [-Wsign-conversion]
BUILDSTDERR:          resize(std::distance(first, last) * s_bits_per_block);
BUILDSTDERR:                 ~~~~~~~~~~~~~^~~~~~~~~~~~~
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xdynamic_bitset.hpp: In instantiation of 'xtl::xdynamic_bitset<B, Allocator>::self_type& xtl::xdynamic_bitset<B, Allocator>::operator>>=(xtl::xdynamic_bitset<B, Allocator>::size_type) [with B = long unsigned int; Allocator = std::allocator<long unsigned int>; xtl::xdynamic_bitset<B, Allocator>::self_type = xtl::xdynamic_bitset<long unsigned int>; xtl::xdynamic_bitset<B, Allocator>::size_type = long unsigned int]':
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xdynamic_bitset.hpp:650:13:   required from 'xtl::xdynamic_bitset<B, Allocator>::self_type xtl::xdynamic_bitset<B, Allocator>::operator>>(xtl::xdynamic_bitset<B, Allocator>::size_type) [with B = long unsigned int; Allocator = std::allocator<long unsigned int>; xtl::xdynamic_bitset<B, Allocator>::self_type = xtl::xdynamic_bitset<long unsigned int>; xtl::xdynamic_bitset<B, Allocator>::size_type = long unsigned int]'
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/test/test_xdynamic_bitset.cpp:463:27:   required from here
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xdynamic_bitset.hpp:686:59: warning: conversion to '__gnu_cxx::__normal_iterator<long unsigned int*, std::vector<long unsigned int> >::difference_type' {aka 'long int'} from 'xtl::xdynamic_bitset<long unsigned int>::size_type' {aka 'long unsigned int'} may change the sign of the result [-Wsign-conversion]
BUILDSTDERR:              std::fill_n(m_buffer.begin() + (block_count() - div), div, block_type(0));
BUILDSTDERR:                                             ~~~~~~~~~~~~~~~^~~~~~
make[2]: Entering directory '/builddir/build/BUILD/xtl-0.4.15'
[ 76%] Building CXX object test/CMakeFiles/test_xtl.dir/test_xsequence.cpp.o
cd /builddir/build/BUILD/xtl-0.4.15/test && /usr/bin/c++  -DHAVE_NLOHMANN_JSON -I/builddir/build/BUILD/xtl-0.4.15/include  -O2 -g -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -fexceptions -fstack-protector-strong -grecord-gcc-switches -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fstack-clash-protection -Wunused-parameter -Wextra -Wreorder -Wconversion -Wsign-conversion -DNDEBUG   -std=gnu++14 -o CMakeFiles/test_xtl.dir/test_xsequence.cpp.o -c /builddir/build/BUILD/xtl-0.4.15/test/test_xsequence.cpp
make[2]: Leaving directory '/builddir/build/BUILD/xtl-0.4.15'
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/test/test_xsequence.cpp: In function 'bool xtl::result(const std::array<int, 2>&)':
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/test/test_xsequence.cpp:18:43: warning: unused parameter 'lval' [-Wunused-parameter]
BUILDSTDERR:      bool result(const std::array<int, 2>& lval)
BUILDSTDERR:                  ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/test/test_xsequence.cpp: In function 'bool xtl::result(std::array<int, 2>&&)':
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/test/test_xsequence.cpp:23:38: warning: unused parameter 'lval' [-Wunused-parameter]
BUILDSTDERR:      bool result(std::array<int, 2>&& lval)
BUILDSTDERR:                  ~~~~~~~~~~~~~~~~~~~~~^~~~
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/test/test_xsequence.cpp: In member function 'virtual void xtl::xsequence_forward_Test::TestBody()':
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/test/test_xsequence.cpp:44:31: warning: unused variable 'b' [-Wunused-variable]
BUILDSTDERR:          std::array<int, 2> a, b;
BUILDSTDERR:                                ^
make[2]: Entering directory '/builddir/build/BUILD/xtl-0.4.15'
[ 82%] Building CXX object test/CMakeFiles/test_xtl.dir/test_xtype_traits.cpp.o
cd /builddir/build/BUILD/xtl-0.4.15/test && /usr/bin/c++  -DHAVE_NLOHMANN_JSON -I/builddir/build/BUILD/xtl-0.4.15/include  -O2 -g -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -fexceptions -fstack-protector-strong -grecord-gcc-switches -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fstack-clash-protection -Wunused-parameter -Wextra -Wreorder -Wconversion -Wsign-conversion -DNDEBUG   -std=gnu++14 -o CMakeFiles/test_xtl.dir/test_xtype_traits.cpp.o -c /builddir/build/BUILD/xtl-0.4.15/test/test_xtype_traits.cpp
make[2]: Leaving directory '/builddir/build/BUILD/xtl-0.4.15'
make[2]: Entering directory '/builddir/build/BUILD/xtl-0.4.15'
[ 88%] Building CXX object test/CMakeFiles/test_xtl.dir/test_xproxy_wrapper.cpp.o
cd /builddir/build/BUILD/xtl-0.4.15/test && /usr/bin/c++  -DHAVE_NLOHMANN_JSON -I/builddir/build/BUILD/xtl-0.4.15/include  -O2 -g -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -fexceptions -fstack-protector-strong -grecord-gcc-switches -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fstack-clash-protection -Wunused-parameter -Wextra -Wreorder -Wconversion -Wsign-conversion -DNDEBUG   -std=gnu++14 -o CMakeFiles/test_xtl.dir/test_xproxy_wrapper.cpp.o -c /builddir/build/BUILD/xtl-0.4.15/test/test_xproxy_wrapper.cpp
make[2]: Leaving directory '/builddir/build/BUILD/xtl-0.4.15'
make[2]: Entering directory '/builddir/build/BUILD/xtl-0.4.15'
[ 94%] Building CXX object test/CMakeFiles/test_xtl.dir/test_xvariant.cpp.o
cd /builddir/build/BUILD/xtl-0.4.15/test && /usr/bin/c++  -DHAVE_NLOHMANN_JSON -I/builddir/build/BUILD/xtl-0.4.15/include  -O2 -g -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -fexceptions -fstack-protector-strong -grecord-gcc-switches -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fstack-clash-protection -Wunused-parameter -Wextra -Wreorder -Wconversion -Wsign-conversion -DNDEBUG   -std=gnu++14 -o CMakeFiles/test_xtl.dir/test_xvariant.cpp.o -c /builddir/build/BUILD/xtl-0.4.15/test/test_xvariant.cpp
make[2]: Leaving directory '/builddir/build/BUILD/xtl-0.4.15'
make[2]: Entering directory '/builddir/build/BUILD/xtl-0.4.15'
[ 70%] Building CXX object test/CMakeFiles/test_xtl.dir/test_xoptional.cpp.o
cd /builddir/build/BUILD/xtl-0.4.15/test && /usr/bin/c++  -DHAVE_NLOHMANN_JSON -I/builddir/build/BUILD/xtl-0.4.15/include  -O2 -g -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -fexceptions -fstack-protector-strong -grecord-gcc-switches -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fstack-clash-protection -Wunused-parameter -Wextra -Wreorder -Wconversion -Wsign-conversion -DNDEBUG   -std=gnu++14 -o CMakeFiles/test_xtl.dir/test_xoptional.cpp.o -c /builddir/build/BUILD/xtl-0.4.15/test/test_xoptional.cpp
make[2]: Leaving directory '/builddir/build/BUILD/xtl-0.4.15'
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/test/test_xoptional.cpp: In member function 'virtual void xtl::xoptional_xoptional_proxy_Test::TestBody()':
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/test/test_xoptional.cpp:218:50: warning: typedef 'using optional_int = class xtl::xoptional<int, bool>' locally defined but not used [-Wunused-local-typedefs]
BUILDSTDERR:          using optional_int = xoptional<int, bool>;
BUILDSTDERR:                                                   ^
make[2]: Entering directory '/builddir/build/BUILD/xtl-0.4.15'
[100%] Linking CXX executable test_xtl
cd /builddir/build/BUILD/xtl-0.4.15/test && /usr/bin/cmake -E cmake_link_script CMakeFiles/test_xtl.dir/link.txt --verbose=1
/usr/bin/c++  -O2 -g -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -fexceptions -fstack-protector-strong -grecord-gcc-switches -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fstack-clash-protection -Wunused-parameter -Wextra -Wreorder -Wconversion -Wsign-conversion -DNDEBUG  -Wl,-z,relro   -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -rdynamic CMakeFiles/test_xtl.dir/main.cpp.o CMakeFiles/test_xtl.dir/test_xbase64.cpp.o CMakeFiles/test_xtl.dir/test_xbasic_fixed_string.cpp.o CMakeFiles/test_xtl.dir/test_xcomplex.cpp.o CMakeFiles/test_xtl.dir/test_xcomplex_sequence.cpp.o CMakeFiles/test_xtl.dir/test_xclosure.cpp.o CMakeFiles/test_xtl.dir/test_xdynamic_bitset.cpp.o CMakeFiles/test_xtl.dir/test_xhash.cpp.o CMakeFiles/test_xtl.dir/test_xhierarchy_generator.cpp.o CMakeFiles/test_xtl.dir/test_xiterator_base.cpp.o CMakeFiles/test_xtl.dir/test_xmeta_utils.cpp.o CMakeFiles/test_xtl.dir/test_xoptional.cpp.o CMakeFiles/test_xtl.dir/test_xsequence.cpp.o CMakeFiles/test_xtl.dir/test_xtype_traits.cpp.o CMakeFiles/test_xtl.dir/test_xproxy_wrapper.cpp.o CMakeFiles/test_xtl.dir/test_xvariant.cpp.o  -o test_xtl -lgtest -lgtest_main -lpthread 
make[2]: Leaving directory '/builddir/build/BUILD/xtl-0.4.15'
make[1]: Entering directory '/builddir/build/BUILD/xtl-0.4.15'
[100%] Built target test_xtl
make[1]: Leaving directory '/builddir/build/BUILD/xtl-0.4.15'
/usr/bin/cmake -E cmake_progress_start /builddir/build/BUILD/xtl-0.4.15/CMakeFiles 0
~/build/BUILD/xtl-0.4.15/docs ~/build/BUILD/xtl-0.4.15
+ pushd docs
+ make html SPHINXBUILD=sphinx-build-3
doxygen
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xvariant_impl.hpp:583: warning: Found ';' while parsing initializer list! (doxygen could be confused by a macro call without semicolon)
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xclosure.hpp:219: warning: documented symbol `xtl::xclosure_wrapper< CT >::operator typename xclosure_wrapper< CT >::closure_type' was not declared or defined.
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xclosure.hpp:225: warning: documented symbol `xtl::xclosure_wrapper< CT >::operator typename xclosure_wrapper< CT >::const_closure_type' was not declared or defined.
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xclosure.hpp:231: warning: no uniquely matching class member found for 
BUILDSTDERR:   template < CT >
BUILDSTDERR:   auto xtl::xclosure_wrapper< CT >::get() &-> -> std::add_lvalue_reference_t< closure_type >
BUILDSTDERR: Possible candidates:
BUILDSTDERR:   std::add_lvalue_reference_t< closure_type > xtl::xclosure_wrapper< CT >::get() &noexcept' at line 113 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xclosure.hpp
BUILDSTDERR:   std::add_lvalue_reference_t< std::add_const_t< closure_type > > xtl::xclosure_wrapper< CT >::get() const &noexcept' at line 114 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xclosure.hpp
BUILDSTDERR:   closure_type xtl::xclosure_wrapper< CT >::get() &&noexcept' at line 115 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xclosure.hpp
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xclosure.hpp:237: warning: no uniquely matching class member found for 
BUILDSTDERR:   template < CT >
BUILDSTDERR:   auto xtl::xclosure_wrapper< CT >::get() const &-> -> std::add_lvalue_reference_t< std::add_const_t< closure_type >>
BUILDSTDERR: Possible candidates:
BUILDSTDERR:   std::add_lvalue_reference_t< closure_type > xtl::xclosure_wrapper< CT >::get() &noexcept' at line 113 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xclosure.hpp
BUILDSTDERR:   std::add_lvalue_reference_t< std::add_const_t< closure_type > > xtl::xclosure_wrapper< CT >::get() const &noexcept' at line 114 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xclosure.hpp
BUILDSTDERR:   closure_type xtl::xclosure_wrapper< CT >::get() &&noexcept' at line 115 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xclosure.hpp
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xclosure.hpp:243: warning: no uniquely matching class member found for 
BUILDSTDERR:   template < CT >
BUILDSTDERR:   auto xtl::xclosure_wrapper< CT >::get() &&-> -> closure_type
BUILDSTDERR: Possible candidates:
BUILDSTDERR:   std::add_lvalue_reference_t< closure_type > xtl::xclosure_wrapper< CT >::get() &noexcept' at line 113 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xclosure.hpp
BUILDSTDERR:   std::add_lvalue_reference_t< std::add_const_t< closure_type > > xtl::xclosure_wrapper< CT >::get() const &noexcept' at line 114 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xclosure.hpp
BUILDSTDERR:   closure_type xtl::xclosure_wrapper< CT >::get() &&noexcept' at line 115 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xclosure.hpp
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xclosure.hpp:249: warning: documented symbol `auto xtl::xclosure_wrapper< CT >::operator &' was not declared or defined.
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp:722: warning: no uniquely matching class member found for 
BUILDSTDERR:   template < CTR, CTI, B >
BUILDSTDERR:   auto xtl::xcomplex< CTR, CTI, B >::real() &-> -> real_reference
BUILDSTDERR: Possible candidates:
BUILDSTDERR:   real_reference xtl::xcomplex< CTR, CTI, ieee_compliant >::real() &noexcept' at line 245 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp
BUILDSTDERR:   real_rvalue_reference xtl::xcomplex< CTR, CTI, ieee_compliant >::real() &&noexcept' at line 246 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp
BUILDSTDERR:   constexpr real_const_reference xtl::xcomplex< CTR, CTI, ieee_compliant >::real() const &noexcept' at line 247 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp
BUILDSTDERR:   constexpr real_rvalue_const_reference xtl::xcomplex< CTR, CTI, ieee_compliant >::real() const &&noexcept' at line 248 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp:728: warning: no uniquely matching class member found for 
BUILDSTDERR:   template < CTR, CTI, B >
BUILDSTDERR:   auto xtl::xcomplex< CTR, CTI, B >::real() &&-> -> real_rvalue_reference
BUILDSTDERR: Possible candidates:
BUILDSTDERR:   real_reference xtl::xcomplex< CTR, CTI, ieee_compliant >::real() &noexcept' at line 245 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp
BUILDSTDERR:   real_rvalue_reference xtl::xcomplex< CTR, CTI, ieee_compliant >::real() &&noexcept' at line 246 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp
BUILDSTDERR:   constexpr real_const_reference xtl::xcomplex< CTR, CTI, ieee_compliant >::real() const &noexcept' at line 247 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp
BUILDSTDERR:   constexpr real_rvalue_const_reference xtl::xcomplex< CTR, CTI, ieee_compliant >::real() const &&noexcept' at line 248 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp:734: warning: no uniquely matching class member found for 
BUILDSTDERR:   template < CTR, CTI, B >
BUILDSTDERR:   constexpr auto xtl::xcomplex< CTR, CTI, B >::real() const &-> -> real_const_reference
BUILDSTDERR: Possible candidates:
BUILDSTDERR:   real_reference xtl::xcomplex< CTR, CTI, ieee_compliant >::real() &noexcept' at line 245 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp
BUILDSTDERR:   real_rvalue_reference xtl::xcomplex< CTR, CTI, ieee_compliant >::real() &&noexcept' at line 246 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp
BUILDSTDERR:   constexpr real_const_reference xtl::xcomplex< CTR, CTI, ieee_compliant >::real() const &noexcept' at line 247 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp
BUILDSTDERR:   constexpr real_rvalue_const_reference xtl::xcomplex< CTR, CTI, ieee_compliant >::real() const &&noexcept' at line 248 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp:740: warning: no uniquely matching class member found for 
BUILDSTDERR:   template < CTR, CTI, B >
BUILDSTDERR:   constexpr auto xtl::xcomplex< CTR, CTI, B >::real() const &&-> -> real_rvalue_const_reference
BUILDSTDERR: Possible candidates:
BUILDSTDERR:   real_reference xtl::xcomplex< CTR, CTI, ieee_compliant >::real() &noexcept' at line 245 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp
BUILDSTDERR:   real_rvalue_reference xtl::xcomplex< CTR, CTI, ieee_compliant >::real() &&noexcept' at line 246 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp
BUILDSTDERR:   constexpr real_const_reference xtl::xcomplex< CTR, CTI, ieee_compliant >::real() const &noexcept' at line 247 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp
BUILDSTDERR:   constexpr real_rvalue_const_reference xtl::xcomplex< CTR, CTI, ieee_compliant >::real() const &&noexcept' at line 248 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp:746: warning: no uniquely matching class member found for 
BUILDSTDERR:   template < CTR, CTI, B >
BUILDSTDERR:   auto xtl::xcomplex< CTR, CTI, B >::imag() &-> -> imag_reference
BUILDSTDERR: Possible candidates:
BUILDSTDERR:   imag_reference xtl::xcomplex< CTR, CTI, ieee_compliant >::imag() &noexcept' at line 250 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp
BUILDSTDERR:   imag_rvalue_reference xtl::xcomplex< CTR, CTI, ieee_compliant >::imag() &&noexcept' at line 251 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp
BUILDSTDERR:   constexpr imag_const_reference xtl::xcomplex< CTR, CTI, ieee_compliant >::imag() const &noexcept' at line 252 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp
BUILDSTDERR:   constexpr imag_rvalue_const_reference xtl::xcomplex< CTR, CTI, ieee_compliant >::imag() const &&noexcept' at line 253 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp:752: warning: no uniquely matching class member found for 
BUILDSTDERR:   template < CTR, CTI, B >
BUILDSTDERR:   auto xtl::xcomplex< CTR, CTI, B >::imag() &&-> -> imag_rvalue_reference
BUILDSTDERR: Possible candidates:
BUILDSTDERR:   imag_reference xtl::xcomplex< CTR, CTI, ieee_compliant >::imag() &noexcept' at line 250 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp
BUILDSTDERR:   imag_rvalue_reference xtl::xcomplex< CTR, CTI, ieee_compliant >::imag() &&noexcept' at line 251 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp
BUILDSTDERR:   constexpr imag_const_reference xtl::xcomplex< CTR, CTI, ieee_compliant >::imag() const &noexcept' at line 252 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp
BUILDSTDERR:   constexpr imag_rvalue_const_reference xtl::xcomplex< CTR, CTI, ieee_compliant >::imag() const &&noexcept' at line 253 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp:758: warning: no uniquely matching class member found for 
BUILDSTDERR:   template < CTR, CTI, B >
BUILDSTDERR:   constexpr auto xtl::xcomplex< CTR, CTI, B >::imag() const &-> -> imag_const_reference
BUILDSTDERR: Possible candidates:
BUILDSTDERR:   imag_reference xtl::xcomplex< CTR, CTI, ieee_compliant >::imag() &noexcept' at line 250 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp
BUILDSTDERR:   imag_rvalue_reference xtl::xcomplex< CTR, CTI, ieee_compliant >::imag() &&noexcept' at line 251 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp
BUILDSTDERR:   constexpr imag_const_reference xtl::xcomplex< CTR, CTI, ieee_compliant >::imag() const &noexcept' at line 252 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp
BUILDSTDERR:   constexpr imag_rvalue_const_reference xtl::xcomplex< CTR, CTI, ieee_compliant >::imag() const &&noexcept' at line 253 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp:764: warning: no uniquely matching class member found for 
BUILDSTDERR:   template < CTR, CTI, B >
BUILDSTDERR:   constexpr auto xtl::xcomplex< CTR, CTI, B >::imag() const &&-> -> imag_rvalue_const_reference
BUILDSTDERR: Possible candidates:
BUILDSTDERR:   imag_reference xtl::xcomplex< CTR, CTI, ieee_compliant >::imag() &noexcept' at line 250 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp
BUILDSTDERR:   imag_rvalue_reference xtl::xcomplex< CTR, CTI, ieee_compliant >::imag() &&noexcept' at line 251 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp
BUILDSTDERR:   constexpr imag_const_reference xtl::xcomplex< CTR, CTI, ieee_compliant >::imag() const &noexcept' at line 252 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp
BUILDSTDERR:   constexpr imag_rvalue_const_reference xtl::xcomplex< CTR, CTI, ieee_compliant >::imag() const &&noexcept' at line 253 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp:770: warning: documented symbol `auto xtl::xcomplex< CTR, CTI, B >::operator &' was not declared or defined.
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp:776: warning: documented symbol `auto xtl::xcomplex< CTR, CTI, B >::operator &' was not declared or defined.
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp:782: warning: documented symbol `auto xtl::xcomplex< CTR, CTI, B >::operator &' was not declared or defined.
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp:1250: warning: documented symbol `xtl::decltype' was not declared or defined.
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex.hpp:1256: warning: documented symbol `xtl::decltype' was not declared or defined.
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex_sequence.hpp:388: warning: no uniquely matching class member found for 
BUILDSTDERR:   template < C, B >
BUILDSTDERR:   auto xtl::xcomplex_sequence< C, B >::real() &&-> -> container_type
BUILDSTDERR: Possible candidates:
BUILDSTDERR:   container_type xtl::xcomplex_sequence< C, ieee_compliant >::real() &&noexcept' at line 82 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex_sequence.hpp
BUILDSTDERR:   container_type & xtl::xcomplex_sequence< C, ieee_compliant >::real() &noexcept' at line 83 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex_sequence.hpp
BUILDSTDERR:   const container_type & xtl::xcomplex_sequence< C, ieee_compliant >::real() const &noexcept' at line 84 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex_sequence.hpp
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex_sequence.hpp:394: warning: no uniquely matching class member found for 
BUILDSTDERR:   template < C, B >
BUILDSTDERR:   auto xtl::xcomplex_sequence< C, B >::real() &-> -> container_type &
BUILDSTDERR: Possible candidates:
BUILDSTDERR:   container_type xtl::xcomplex_sequence< C, ieee_compliant >::real() &&noexcept' at line 82 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex_sequence.hpp
BUILDSTDERR:   container_type & xtl::xcomplex_sequence< C, ieee_compliant >::real() &noexcept' at line 83 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex_sequence.hpp
BUILDSTDERR:   const container_type & xtl::xcomplex_sequence< C, ieee_compliant >::real() const &noexcept' at line 84 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex_sequence.hpp
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex_sequence.hpp:400: warning: no uniquely matching class member found for 
BUILDSTDERR:   template < C, B >
BUILDSTDERR:   auto xtl::xcomplex_sequence< C, B >::real() const &-> -> const container_type &
BUILDSTDERR: Possible candidates:
BUILDSTDERR:   container_type xtl::xcomplex_sequence< C, ieee_compliant >::real() &&noexcept' at line 82 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex_sequence.hpp
BUILDSTDERR:   container_type & xtl::xcomplex_sequence< C, ieee_compliant >::real() &noexcept' at line 83 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex_sequence.hpp
BUILDSTDERR:   const container_type & xtl::xcomplex_sequence< C, ieee_compliant >::real() const &noexcept' at line 84 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex_sequence.hpp
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex_sequence.hpp:406: warning: no uniquely matching class member found for 
BUILDSTDERR:   template < C, B >
BUILDSTDERR:   auto xtl::xcomplex_sequence< C, B >::imag() &&-> -> container_type
BUILDSTDERR: Possible candidates:
BUILDSTDERR:   container_type xtl::xcomplex_sequence< C, ieee_compliant >::imag() &&noexcept' at line 86 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex_sequence.hpp
BUILDSTDERR:   container_type & xtl::xcomplex_sequence< C, ieee_compliant >::imag() &noexcept' at line 87 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex_sequence.hpp
BUILDSTDERR:   const container_type & xtl::xcomplex_sequence< C, ieee_compliant >::imag() const &noexcept' at line 88 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex_sequence.hpp
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex_sequence.hpp:412: warning: no uniquely matching class member found for 
BUILDSTDERR:   template < C, B >
BUILDSTDERR:   auto xtl::xcomplex_sequence< C, B >::imag() &-> -> container_type &
BUILDSTDERR: Possible candidates:
BUILDSTDERR:   container_type xtl::xcomplex_sequence< C, ieee_compliant >::imag() &&noexcept' at line 86 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex_sequence.hpp
BUILDSTDERR:   container_type & xtl::xcomplex_sequence< C, ieee_compliant >::imag() &noexcept' at line 87 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex_sequence.hpp
BUILDSTDERR:   const container_type & xtl::xcomplex_sequence< C, ieee_compliant >::imag() const &noexcept' at line 88 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex_sequence.hpp
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex_sequence.hpp:418: warning: no uniquely matching class member found for 
BUILDSTDERR:   template < C, B >
BUILDSTDERR:   auto xtl::xcomplex_sequence< C, B >::imag() const &-> -> const container_type &
BUILDSTDERR: Possible candidates:
BUILDSTDERR:   container_type xtl::xcomplex_sequence< C, ieee_compliant >::imag() &&noexcept' at line 86 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex_sequence.hpp
BUILDSTDERR:   container_type & xtl::xcomplex_sequence< C, ieee_compliant >::imag() &noexcept' at line 87 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex_sequence.hpp
BUILDSTDERR:   const container_type & xtl::xcomplex_sequence< C, ieee_compliant >::imag() const &noexcept' at line 88 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xcomplex_sequence.hpp
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xdynamic_bitset.hpp:567: warning: documented symbol `auto xtl::xdynamic_bitset< B, A >::operator &=' was not declared or defined.
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xdynamic_bitset.hpp:992: warning: documented symbol `auto xtl::xbitset_reference< B, A, C >::operator &=' was not declared or defined.
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xdynamic_bitset.hpp:1025: warning: documented symbol `auto xtl::xbitset_reference< B, A, C >::operator &' was not declared or defined.
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp:599: warning: documented symbol `auto xtl::xoptional< CT, CB >::operator &=' was not declared or defined.
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp:690: warning: documented symbol `auto xtl::xoptional< CT, CB >::operator &=' was not declared or defined.
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp:723: warning: no uniquely matching class member found for 
BUILDSTDERR:   template < CT, CB >
BUILDSTDERR:   auto xtl::xoptional< CT, CB >::value() &-> -> std::add_lvalue_reference_t< CT >
BUILDSTDERR: Possible candidates:
BUILDSTDERR:   std::add_lvalue_reference_t< CT > xtl::xoptional< CT, CB >::value() &noexcept' at line 390 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp
BUILDSTDERR:   std::add_lvalue_reference_t< std::add_const_t< CT > > xtl::xoptional< CT, CB >::value() const &noexcept' at line 391 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp
BUILDSTDERR:   std::conditional_t< std::is_reference< CT >::value, apply_cv_t< CT, value_type > &, value_type > xtl::xoptional< CT, CB >::value() &&noexcept' at line 392 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp
BUILDSTDERR:   std::conditional_t< std::is_reference< CT >::value, const value_type &, value_type > xtl::xoptional< CT, CB >::value() const &&noexcept' at line 393 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp:729: warning: no uniquely matching class member found for 
BUILDSTDERR:   template < CT, CB >
BUILDSTDERR:   auto xtl::xoptional< CT, CB >::value() const &-> -> std::add_lvalue_reference_t< std::add_const_t< CT >>
BUILDSTDERR: Possible candidates:
BUILDSTDERR:   std::add_lvalue_reference_t< CT > xtl::xoptional< CT, CB >::value() &noexcept' at line 390 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp
BUILDSTDERR:   std::add_lvalue_reference_t< std::add_const_t< CT > > xtl::xoptional< CT, CB >::value() const &noexcept' at line 391 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp
BUILDSTDERR:   std::conditional_t< std::is_reference< CT >::value, apply_cv_t< CT, value_type > &, value_type > xtl::xoptional< CT, CB >::value() &&noexcept' at line 392 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp
BUILDSTDERR:   std::conditional_t< std::is_reference< CT >::value, const value_type &, value_type > xtl::xoptional< CT, CB >::value() const &&noexcept' at line 393 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp:735: warning: no uniquely matching class member found for 
BUILDSTDERR:   template < CT, CB >
BUILDSTDERR:   auto xtl::xoptional< CT, CB >::value() &&-> -> std::conditional_t< std::is_reference< CT >::value, apply_cv_t< CT, value_type > &, value_type >
BUILDSTDERR: Possible candidates:
BUILDSTDERR:   std::add_lvalue_reference_t< CT > xtl::xoptional< CT, CB >::value() &noexcept' at line 390 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp
BUILDSTDERR:   std::add_lvalue_reference_t< std::add_const_t< CT > > xtl::xoptional< CT, CB >::value() const &noexcept' at line 391 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp
BUILDSTDERR:   std::conditional_t< std::is_reference< CT >::value, apply_cv_t< CT, value_type > &, value_type > xtl::xoptional< CT, CB >::value() &&noexcept' at line 392 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp
BUILDSTDERR:   std::conditional_t< std::is_reference< CT >::value, const value_type &, value_type > xtl::xoptional< CT, CB >::value() const &&noexcept' at line 393 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp:741: warning: no uniquely matching class member found for 
BUILDSTDERR:   template < CT, CB >
BUILDSTDERR:   auto xtl::xoptional< CT, CB >::value() const &&-> -> std::conditional_t< std::is_reference< CT >::value, const value_type &, value_type >
BUILDSTDERR: Possible candidates:
BUILDSTDERR:   std::add_lvalue_reference_t< CT > xtl::xoptional< CT, CB >::value() &noexcept' at line 390 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp
BUILDSTDERR:   std::add_lvalue_reference_t< std::add_const_t< CT > > xtl::xoptional< CT, CB >::value() const &noexcept' at line 391 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp
BUILDSTDERR:   std::conditional_t< std::is_reference< CT >::value, apply_cv_t< CT, value_type > &, value_type > xtl::xoptional< CT, CB >::value() &&noexcept' at line 392 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp
BUILDSTDERR:   std::conditional_t< std::is_reference< CT >::value, const value_type &, value_type > xtl::xoptional< CT, CB >::value() const &&noexcept' at line 393 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp:762: warning: no uniquely matching class member found for 
BUILDSTDERR:   template < CT, CB >
BUILDSTDERR:   auto xtl::xoptional< CT, CB >::has_value() &-> -> std::add_lvalue_reference_t< CB >
BUILDSTDERR: Possible candidates:
BUILDSTDERR:   std::add_lvalue_reference_t< CB > xtl::xoptional< CT, CB >::has_value() &noexcept' at line 401 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp
BUILDSTDERR:   std::add_lvalue_reference_t< std::add_const_t< CB > > xtl::xoptional< CT, CB >::has_value() const &noexcept' at line 402 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp
BUILDSTDERR:   std::conditional_t< std::is_reference< CB >::value, apply_cv_t< CB, flag_type > &, flag_type > xtl::xoptional< CT, CB >::has_value() &&noexcept' at line 403 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp
BUILDSTDERR:   std::conditional_t< std::is_reference< CB >::value, const flag_type &, flag_type > xtl::xoptional< CT, CB >::has_value() const &&noexcept' at line 404 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp:768: warning: no uniquely matching class member found for 
BUILDSTDERR:   template < CT, CB >
BUILDSTDERR:   auto xtl::xoptional< CT, CB >::has_value() const &-> -> std::add_lvalue_reference_t< std::add_const_t< CB >>
BUILDSTDERR: Possible candidates:
BUILDSTDERR:   std::add_lvalue_reference_t< CB > xtl::xoptional< CT, CB >::has_value() &noexcept' at line 401 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp
BUILDSTDERR:   std::add_lvalue_reference_t< std::add_const_t< CB > > xtl::xoptional< CT, CB >::has_value() const &noexcept' at line 402 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp
BUILDSTDERR:   std::conditional_t< std::is_reference< CB >::value, apply_cv_t< CB, flag_type > &, flag_type > xtl::xoptional< CT, CB >::has_value() &&noexcept' at line 403 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp
BUILDSTDERR:   std::conditional_t< std::is_reference< CB >::value, const flag_type &, flag_type > xtl::xoptional< CT, CB >::has_value() const &&noexcept' at line 404 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp:774: warning: no uniquely matching class member found for 
BUILDSTDERR:   template < CT, CB >
BUILDSTDERR:   auto xtl::xoptional< CT, CB >::has_value() &&-> -> std::conditional_t< std::is_reference< CB >::value, apply_cv_t< CB, flag_type > &, flag_type >
BUILDSTDERR: Possible candidates:
BUILDSTDERR:   std::add_lvalue_reference_t< CB > xtl::xoptional< CT, CB >::has_value() &noexcept' at line 401 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp
BUILDSTDERR:   std::add_lvalue_reference_t< std::add_const_t< CB > > xtl::xoptional< CT, CB >::has_value() const &noexcept' at line 402 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp
BUILDSTDERR:   std::conditional_t< std::is_reference< CB >::value, apply_cv_t< CB, flag_type > &, flag_type > xtl::xoptional< CT, CB >::has_value() &&noexcept' at line 403 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp
BUILDSTDERR:   std::conditional_t< std::is_reference< CB >::value, const flag_type &, flag_type > xtl::xoptional< CT, CB >::has_value() const &&noexcept' at line 404 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp:780: warning: no uniquely matching class member found for 
BUILDSTDERR:   template < CT, CB >
BUILDSTDERR:   auto xtl::xoptional< CT, CB >::has_value() const &&-> -> std::conditional_t< std::is_reference< CB >::value, const flag_type &, flag_type >
BUILDSTDERR: Possible candidates:
BUILDSTDERR:   std::add_lvalue_reference_t< CB > xtl::xoptional< CT, CB >::has_value() &noexcept' at line 401 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp
BUILDSTDERR:   std::add_lvalue_reference_t< std::add_const_t< CB > > xtl::xoptional< CT, CB >::has_value() const &noexcept' at line 402 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp
BUILDSTDERR:   std::conditional_t< std::is_reference< CB >::value, apply_cv_t< CB, flag_type > &, flag_type > xtl::xoptional< CT, CB >::has_value() &&noexcept' at line 403 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp
BUILDSTDERR:   std::conditional_t< std::is_reference< CB >::value, const flag_type &, flag_type > xtl::xoptional< CT, CB >::has_value() const &&noexcept' at line 404 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp:809: warning: documented symbol `auto xtl::xoptional< CT, CB >::operator &' was not declared or defined.
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp:815: warning: documented symbol `auto xtl::xoptional< CT, CB >::operator &' was not declared or defined.
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional.hpp:821: warning: documented symbol `auto xtl::xoptional< CT, CB >::operator &' was not declared or defined.
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional_sequence.hpp:420: warning: no uniquely matching class member found for 
BUILDSTDERR:   template < BC, FC >
BUILDSTDERR:   auto xtl::xoptional_sequence< BC, FC >::value() &&-> -> base_container_type
BUILDSTDERR: Possible candidates:
BUILDSTDERR:   base_container_type xtl::xoptional_sequence< BC, FC >::value() &&noexcept' at line 103 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional_sequence.hpp
BUILDSTDERR:   base_container_type & xtl::xoptional_sequence< BC, FC >::value() &noexcept' at line 104 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional_sequence.hpp
BUILDSTDERR:   const base_container_type & xtl::xoptional_sequence< BC, FC >::value() const &noexcept' at line 105 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional_sequence.hpp
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional_sequence.hpp:426: warning: no uniquely matching class member found for 
BUILDSTDERR:   template < BC, FC >
BUILDSTDERR:   auto xtl::xoptional_sequence< BC, FC >::value() &-> -> base_container_type &
BUILDSTDERR: Possible candidates:
BUILDSTDERR:   base_container_type xtl::xoptional_sequence< BC, FC >::value() &&noexcept' at line 103 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional_sequence.hpp
BUILDSTDERR:   base_container_type & xtl::xoptional_sequence< BC, FC >::value() &noexcept' at line 104 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional_sequence.hpp
BUILDSTDERR:   const base_container_type & xtl::xoptional_sequence< BC, FC >::value() const &noexcept' at line 105 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional_sequence.hpp
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional_sequence.hpp:432: warning: no uniquely matching class member found for 
BUILDSTDERR:   template < BC, FC >
BUILDSTDERR:   auto xtl::xoptional_sequence< BC, FC >::value() const &-> -> const base_container_type &
BUILDSTDERR: Possible candidates:
BUILDSTDERR:   base_container_type xtl::xoptional_sequence< BC, FC >::value() &&noexcept' at line 103 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional_sequence.hpp
BUILDSTDERR:   base_container_type & xtl::xoptional_sequence< BC, FC >::value() &noexcept' at line 104 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional_sequence.hpp
BUILDSTDERR:   const base_container_type & xtl::xoptional_sequence< BC, FC >::value() const &noexcept' at line 105 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional_sequence.hpp
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional_sequence.hpp:438: warning: no uniquely matching class member found for 
BUILDSTDERR:   template < BC, FC >
BUILDSTDERR:   auto xtl::xoptional_sequence< BC, FC >::has_value() &&-> -> flag_container_type
BUILDSTDERR: Possible candidates:
BUILDSTDERR:   flag_container_type xtl::xoptional_sequence< BC, FC >::has_value() &&noexcept' at line 107 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional_sequence.hpp
BUILDSTDERR:   flag_container_type & xtl::xoptional_sequence< BC, FC >::has_value() &noexcept' at line 108 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional_sequence.hpp
BUILDSTDERR:   const flag_container_type & xtl::xoptional_sequence< BC, FC >::has_value() const &noexcept' at line 109 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional_sequence.hpp
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional_sequence.hpp:444: warning: no uniquely matching class member found for 
BUILDSTDERR:   template < BC, FC >
BUILDSTDERR:   auto xtl::xoptional_sequence< BC, FC >::has_value() &-> -> flag_container_type &
BUILDSTDERR: Possible candidates:
BUILDSTDERR:   flag_container_type xtl::xoptional_sequence< BC, FC >::has_value() &&noexcept' at line 107 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional_sequence.hpp
BUILDSTDERR:   flag_container_type & xtl::xoptional_sequence< BC, FC >::has_value() &noexcept' at line 108 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional_sequence.hpp
BUILDSTDERR:   const flag_container_type & xtl::xoptional_sequence< BC, FC >::has_value() const &noexcept' at line 109 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional_sequence.hpp
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional_sequence.hpp:450: warning: no uniquely matching class member found for 
BUILDSTDERR:   template < BC, FC >
BUILDSTDERR:   auto xtl::xoptional_sequence< BC, FC >::has_value() const &-> -> const flag_container_type &
BUILDSTDERR: Possible candidates:
BUILDSTDERR:   flag_container_type xtl::xoptional_sequence< BC, FC >::has_value() &&noexcept' at line 107 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional_sequence.hpp
BUILDSTDERR:   flag_container_type & xtl::xoptional_sequence< BC, FC >::has_value() &noexcept' at line 108 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional_sequence.hpp
BUILDSTDERR:   const flag_container_type & xtl::xoptional_sequence< BC, FC >::has_value() const &noexcept' at line 109 of file /builddir/build/BUILD/xtl-0.4.15/include/xtl/xoptional_sequence.hpp
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xsequence.hpp:145: warning: documented symbol `xtl::decltype' was not declared or defined.
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xvariant_impl.hpp:919: warning: Internal inconsistency: member TriviallyAvailable does not belong to any container!
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xvariant_impl.hpp:919: warning: Internal inconsistency: member TriviallyAvailable does not belong to any container!
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xvariant_impl.hpp:919: warning: Internal inconsistency: member Available does not belong to any container!
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xvariant_impl.hpp:919: warning: Internal inconsistency: member Available does not belong to any container!
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xvariant_impl.hpp:919: warning: Internal inconsistency: member Unavailable does not belong to any container!
BUILDSTDERR: /builddir/build/BUILD/xtl-0.4.15/include/xtl/xvariant_impl.hpp:919: warning: Internal inconsistency: member Unavailable does not belong to any container!
sphinx-build-3 -b html -d build/doctrees   source build/html
Running Sphinx v1.7.6
making output directory...
loading pickled environment... not yet created
building [mo]: targets for 0 po files that are out of date
building [html]: targets for 5 source files that are out of date
updating environment: 5 added, 0 changed, 0 removed
reading sources... [ 20%] build-options
reading sources... [ 40%] changelog
reading sources... [ 60%] index
reading sources... [ 80%] installation
reading sources... [100%] releasing
looking for now-outdated files... none found
pickling environment... done
checking consistency... done
preparing documents... done
writing output... [ 20%] build-options
writing output... [ 40%] changelog
writing output... [ 60%] index
writing output... [ 80%] installation
writing output... [100%] releasing
generating indices... genindex
writing additional pages... search
copying images... [ 25%] xtl.svg
copying images... [ 50%] conda.svg
copying images... [ 75%] spack.svg
copying images... [100%] cmake.svg
copying static files... done
copying extra files... done
dumping search index in English (code: en) ... done
dumping object inventory... done
build succeeded.
The HTML pages are in build/html.
Build finished. The HTML pages are in build/html.
+ rm build/html/.buildinfo
~/build/BUILD/xtl-0.4.15
+ popd
+ exit 0
Executing(%install): /bin/sh -e /var/tmp/rpm-tmp.VZAYxt
+ umask 022
+ cd /builddir/build/BUILD
+ '[' /builddir/build/BUILDROOT/xtl-0.4.15-1.fc29.riscv64 '!=' / ']'
+ rm -rf /builddir/build/BUILDROOT/xtl-0.4.15-1.fc29.riscv64
BUILDSTDERR: ++ dirname /builddir/build/BUILDROOT/xtl-0.4.15-1.fc29.riscv64
+ mkdir -p /builddir/build/BUILDROOT
+ mkdir /builddir/build/BUILDROOT/xtl-0.4.15-1.fc29.riscv64
+ cd xtl-0.4.15
+ /usr/bin/make install DESTDIR=/builddir/build/BUILDROOT/xtl-0.4.15-1.fc29.riscv64 'INSTALL=/usr/bin/install -p'
/usr/bin/cmake -H/builddir/build/BUILD/xtl-0.4.15 -B/builddir/build/BUILD/xtl-0.4.15 --check-build-system CMakeFiles/Makefile.cmake 0
/usr/bin/cmake -E cmake_progress_start /builddir/build/BUILD/xtl-0.4.15/CMakeFiles /builddir/build/BUILD/xtl-0.4.15/CMakeFiles/progress.marks
/usr/bin/make -f CMakeFiles/Makefile2 all
make[1]: Entering directory '/builddir/build/BUILD/xtl-0.4.15'
/usr/bin/make -f test/CMakeFiles/test_xtl.dir/build.make test/CMakeFiles/test_xtl.dir/depend
make[2]: Entering directory '/builddir/build/BUILD/xtl-0.4.15'
cd /builddir/build/BUILD/xtl-0.4.15 && /usr/bin/cmake -E cmake_depends "Unix Makefiles" /builddir/build/BUILD/xtl-0.4.15 /builddir/build/BUILD/xtl-0.4.15/test /builddir/build/BUILD/xtl-0.4.15 /builddir/build/BUILD/xtl-0.4.15/test /builddir/build/BUILD/xtl-0.4.15/test/CMakeFiles/test_xtl.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/builddir/build/BUILD/xtl-0.4.15'
/usr/bin/make -f test/CMakeFiles/test_xtl.dir/build.make test/CMakeFiles/test_xtl.dir/build
make[2]: Entering directory '/builddir/build/BUILD/xtl-0.4.15'
make[2]: Nothing to be done for 'test/CMakeFiles/test_xtl.dir/build'.
make[2]: Leaving directory '/builddir/build/BUILD/xtl-0.4.15'
[100%] Built target test_xtl
make[1]: Leaving directory '/builddir/build/BUILD/xtl-0.4.15'
/usr/bin/cmake -E cmake_progress_start /builddir/build/BUILD/xtl-0.4.15/CMakeFiles 0
/usr/bin/make -f CMakeFiles/Makefile2 preinstall
make[1]: Entering directory '/builddir/build/BUILD/xtl-0.4.15'
make[1]: Nothing to be done for 'preinstall'.
make[1]: Leaving directory '/builddir/build/BUILD/xtl-0.4.15'
Install the project...
/usr/bin/cmake -P cmake_install.cmake
-- Install configuration: "Release"
-- Installing: /builddir/build/BUILDROOT/xtl-0.4.15-1.fc29.riscv64/usr/include/xtl/xany.hpp
-- Installing: /builddir/build/BUILDROOT/xtl-0.4.15-1.fc29.riscv64/usr/include/xtl/xbasic_fixed_string.hpp
-- Installing: /builddir/build/BUILDROOT/xtl-0.4.15-1.fc29.riscv64/usr/include/xtl/xbase64.hpp
-- Installing: /builddir/build/BUILDROOT/xtl-0.4.15-1.fc29.riscv64/usr/include/xtl/xclosure.hpp
-- Installing: /builddir/build/BUILDROOT/xtl-0.4.15-1.fc29.riscv64/usr/include/xtl/xcomplex.hpp
-- Installing: /builddir/build/BUILDROOT/xtl-0.4.15-1.fc29.riscv64/usr/include/xtl/xcomplex_sequence.hpp
-- Installing: /builddir/build/BUILDROOT/xtl-0.4.15-1.fc29.riscv64/usr/include/xtl/xdynamic_bitset.hpp
-- Installing: /builddir/build/BUILDROOT/xtl-0.4.15-1.fc29.riscv64/usr/include/xtl/xfunctional.hpp
-- Installing: /builddir/build/BUILDROOT/xtl-0.4.15-1.fc29.riscv64/usr/include/xtl/xhash.hpp
-- Installing: /builddir/build/BUILDROOT/xtl-0.4.15-1.fc29.riscv64/usr/include/xtl/xhierarchy_generator.hpp
-- Installing: /builddir/build/BUILDROOT/xtl-0.4.15-1.fc29.riscv64/usr/include/xtl/xiterator_base.hpp
-- Installing: /builddir/build/BUILDROOT/xtl-0.4.15-1.fc29.riscv64/usr/include/xtl/xjson.hpp
-- Installing: /builddir/build/BUILDROOT/xtl-0.4.15-1.fc29.riscv64/usr/include/xtl/xmeta_utils.hpp
-- Installing: /builddir/build/BUILDROOT/xtl-0.4.15-1.fc29.riscv64/usr/include/xtl/xoptional.hpp
-- Installing: /builddir/build/BUILDROOT/xtl-0.4.15-1.fc29.riscv64/usr/include/xtl/xoptional_sequence.hpp
-- Installing: /builddir/build/BUILDROOT/xtl-0.4.15-1.fc29.riscv64/usr/include/xtl/xproxy_wrapper.hpp
-- Installing: /builddir/build/BUILDROOT/xtl-0.4.15-1.fc29.riscv64/usr/include/xtl/xsequence.hpp
-- Installing: /builddir/build/BUILDROOT/xtl-0.4.15-1.fc29.riscv64/usr/include/xtl/xtl_config.hpp
-- Installing: /builddir/build/BUILDROOT/xtl-0.4.15-1.fc29.riscv64/usr/include/xtl/xtype_traits.hpp
-- Installing: /builddir/build/BUILDROOT/xtl-0.4.15-1.fc29.riscv64/usr/include/xtl/xvariant.hpp
-- Installing: /builddir/build/BUILDROOT/xtl-0.4.15-1.fc29.riscv64/usr/include/xtl/xvariant_impl.hpp
-- Installing: /builddir/build/BUILDROOT/xtl-0.4.15-1.fc29.riscv64/usr/lib64/cmake/xtl/xtlConfig.cmake
-- Installing: /builddir/build/BUILDROOT/xtl-0.4.15-1.fc29.riscv64/usr/lib64/cmake/xtl/xtlConfigVersion.cmake
-- Installing: /builddir/build/BUILDROOT/xtl-0.4.15-1.fc29.riscv64/usr/lib64/cmake/xtl/xtlTargets.cmake
-- Installing: /builddir/build/BUILDROOT/xtl-0.4.15-1.fc29.riscv64/usr/lib64/pkgconfig/xtl.pc
+ /usr/lib/rpm/check-buildroot
+ /usr/lib/rpm/redhat/brp-ldconfig
BUILDSTDERR: /sbin/ldconfig: Warning: ignoring configuration file that cannot be opened: /etc/ld.so.conf: No such file or directory
+ /usr/lib/rpm/brp-compress
+ /usr/lib/rpm/brp-strip /usr/bin/strip
+ /usr/lib/rpm/brp-strip-comment-note /usr/bin/strip /usr/bin/objdump
+ /usr/lib/rpm/brp-strip-static-archive /usr/bin/strip
+ /usr/lib/rpm/brp-python-bytecompile /usr/bin/python 1 1
+ /usr/lib/rpm/brp-python-hardlink
+ /usr/lib/rpm/redhat/brp-mangle-shebangs
BUILDSTDERR: /usr/share/lmod/lmod/init/bash: line 15: __lmod_vx: unbound variable
Executing(%check): /bin/sh -e /var/tmp/rpm-tmp.51zEo7
Processing files: xtl-devel-0.4.15-1.fc29.riscv64
Executing(%doc): /bin/sh -e /var/tmp/rpm-tmp.pZF4fP
+ umask 022
+ cd /builddir/build/BUILD
+ cd xtl-0.4.15
+ DOCDIR=/builddir/build/BUILDROOT/xtl-0.4.15-1.fc29.riscv64/usr/share/doc/xtl-devel
+ export LC_ALL=C
+ LC_ALL=C
+ export DOCDIR
+ /usr/bin/mkdir -p /builddir/build/BUILDROOT/xtl-0.4.15-1.fc29.riscv64/usr/share/doc/xtl-devel
+ cp -pr README.md /builddir/build/BUILDROOT/xtl-0.4.15-1.fc29.riscv64/usr/share/doc/xtl-devel
+ exit 0
Executing(%license): /bin/sh -e /var/tmp/rpm-tmp.rxpHxv
+ umask 022
+ cd /builddir/build/BUILD
+ cd xtl-0.4.15
+ LICENSEDIR=/builddir/build/BUILDROOT/xtl-0.4.15-1.fc29.riscv64/usr/share/licenses/xtl-devel
+ export LC_ALL=C
+ LC_ALL=C
+ export LICENSEDIR
+ /usr/bin/mkdir -p /builddir/build/BUILDROOT/xtl-0.4.15-1.fc29.riscv64/usr/share/licenses/xtl-devel
+ cp -pr LICENSE /builddir/build/BUILDROOT/xtl-0.4.15-1.fc29.riscv64/usr/share/licenses/xtl-devel
+ exit 0
Provides: cmake(xtl) = 0.4.15 pkgconfig(xtl) = 0.4.15 xtl-devel = 0.4.15-1.fc29 xtl-devel(riscv-64) = 0.4.15-1.fc29 xtl-static = 0.4.15-1.fc29
Requires(rpmlib): rpmlib(CompressedFileNames) <= 3.0.4-1 rpmlib(FileDigests) <= 4.6.0-1 rpmlib(PayloadFilesHavePrefix) <= 4.0-1
Requires: /usr/bin/pkg-config cmake-filesystem(riscv-64)
Processing files: xtl-doc-0.4.15-1.fc29.riscv64
Executing(%doc): /bin/sh -e /var/tmp/rpm-tmp.8iR4oy
+ umask 022
+ cd /builddir/build/BUILD
+ cd xtl-0.4.15
+ DOCDIR=/builddir/build/BUILDROOT/xtl-0.4.15-1.fc29.riscv64/usr/share/doc/xtl-doc
+ export LC_ALL=C
+ LC_ALL=C
+ export DOCDIR
+ /usr/bin/mkdir -p /builddir/build/BUILDROOT/xtl-0.4.15-1.fc29.riscv64/usr/share/doc/xtl-doc
+ cp -pr docs/build/html /builddir/build/BUILDROOT/xtl-0.4.15-1.fc29.riscv64/usr/share/doc/xtl-doc
+ exit 0
Provides: xtl-doc = 0.4.15-1.fc29 xtl-doc(riscv-64) = 0.4.15-1.fc29
Requires(rpmlib): rpmlib(CompressedFileNames) <= 3.0.4-1 rpmlib(FileDigests) <= 4.6.0-1 rpmlib(PayloadFilesHavePrefix) <= 4.0-1
Checking for unpackaged file(s): /usr/lib/rpm/check-files /builddir/build/BUILDROOT/xtl-0.4.15-1.fc29.riscv64
Wrote: /builddir/build/RPMS/xtl-devel-0.4.15-1.fc29.riscv64.rpm
Wrote: /builddir/build/RPMS/xtl-doc-0.4.15-1.fc29.riscv64.rpm
Executing(%clean): /bin/sh -e /var/tmp/rpm-tmp.vMYPJF
+ umask 022
+ cd /builddir/build/BUILD
+ cd xtl-0.4.15
+ /usr/bin/rm -rf /builddir/build/BUILDROOT/xtl-0.4.15-1.fc29.riscv64
+ exit 0
Child return code was: 0