| Summary: | media-gfx/prusaslicer-2.3.0: ibslic3r/Optimize/Optimizer.hpp:99:10: error: ‘optional’ in namespace ‘std’ does not name a template type | ||
|---|---|---|---|
| Product: | Gentoo Linux | Reporter: | Kobboi <gentoo> |
| Component: | Current packages | Assignee: | 3D Printing Team <3dprint> |
| Status: | RESOLVED FIXED | ||
| Severity: | normal | CC: | ionen, sam |
| Priority: | Normal | Keywords: | PATCH |
| Version: | unspecified | ||
| Hardware: | All | ||
| OS: | Linux | ||
| URL: | https://github.com/prusa3d/PrusaSlicer/commit/62592ca | ||
| Whiteboard: | |||
| Package list: | Runtime testing required: | --- | |
| Bug Depends on: | |||
| Bug Blocks: | 732706 | ||
| Attachments: |
build.log
build.log.gz |
||
Portage 3.0.18 (python 3.8.10-final-0, !../../var/db/repos/kobboi-linux/profiles/kobboi/tanagra, gcc-11.1.0, glibc-2.33, 5.11.18-gentoo-dist x86_64)
=================================================================
System uname: Linux-5.11.18-gentoo-dist-x86_64-AMD_Ryzen_9_5950X_16-Core_Processor-with-glibc2.2.5
KiB Mem: 32888768 total, 25714172 free
KiB Swap: 16777212 total, 11316244 free
Timestamp of repository gentoo: Tue, 04 May 2021 18:00:01 +0000
Head commit of repository gentoo: 39e5ee9989bbc11a570182aa10e30a8a812d66a6
Timestamp of repository brother-overlay: Mon, 12 Apr 2021 01:22:45 +0000
Head commit of repository brother-overlay: 6811e245c3516c154f57e0dcf952fe0182394ae0
Head commit of repository kobboi-linux: db69d8d2e27348f15009ce4849278d1951b2c8f2
Timestamp of repository steam-overlay: Tue, 04 May 2021 15:51:53 +0000
Head commit of repository steam-overlay: 9ace7c8264791709909f5625df75a66ed7ccdeb5
sh bash 5.1_p4
ld GNU ld (Gentoo 2.36.1 p3) 2.36.1
distcc 3.3.3 x86_64-pc-linux-gnu [disabled]
ccache version 4.2.1 [disabled]
app-shells/bash: 5.1_p4::gentoo
dev-java/java-config: 2.3.1::gentoo
dev-lang/perl: 5.32.1::gentoo
dev-lang/python: 2.7.18_p9::gentoo, 3.7.10_p3::gentoo, 3.8.10::gentoo, 3.9.5::gentoo
dev-lang/rust: 1.51.0-r2::gentoo
dev-util/ccache: 4.2.1::gentoo
dev-util/cmake: 3.20.2::gentoo
sys-apps/baselayout: 2.7-r2::gentoo
sys-apps/sandbox: 2.23::gentoo
sys-devel/autoconf: 2.13-r1::gentoo, 2.69-r5::gentoo
sys-devel/automake: 1.13.4-r2::gentoo, 1.16.3-r1::gentoo
sys-devel/binutils: 2.36.1-r1::gentoo
sys-devel/gcc: 11.1.0::gentoo
sys-devel/gcc-config: 2.4::gentoo
sys-devel/libtool: 2.4.6-r6::gentoo
sys-devel/make: 4.3::gentoo
sys-kernel/linux-headers: 5.12::gentoo (virtual/os-headers)
sys-libs/glibc: 2.33::gentoo
Repositories:
gentoo
location: /var/db/repos/gentoo
sync-type: rsync
sync-uri: rsync://rsync.gentoo.org/gentoo-portage
priority: -1000
sync-rsync-verify-jobs: 1
sync-rsync-extra-opts:
sync-rsync-verify-max-age: 24
sync-rsync-verify-metamanifest: yes
brother-overlay
location: /var/db/repos/brother-overlay
sync-type: git
sync-uri: https://github.com/gentoo-mirror/brother-overlay.git
masters: gentoo
kobboi-linux
location: /var/db/repos/kobboi-linux
sync-type: git
sync-uri: https://github.com/kobboi/kobboi-linux
masters: gentoo
steam-overlay
location: /var/db/repos/steam-overlay
sync-type: git
sync-uri: https://github.com/gentoo-mirror/steam-overlay.git
masters: gentoo
Installed sets: @kobboi-all-packages, @kobboi-machine-tanagra
ACCEPT_KEYWORDS="amd64 ~amd64"
ACCEPT_LICENSE="*"
CBUILD="x86_64-pc-linux-gnu"
CFLAGS="-O2 -march=znver3 -pipe -g -ggdb"
CHOST="x86_64-pc-linux-gnu"
CONFIG_PROTECT="/etc /usr/share/config /usr/share/gnupg/qualified.txt /usr/share/maven-bin-3.8/conf"
CONFIG_PROTECT_MASK="/etc/ca-certificates.conf /etc/dconf /etc/env.d /etc/fonts/fonts.conf /etc/gconf /etc/gentoo-release /etc/revdep-rebuild /etc/sandbox.d /etc/terminfo /etc/texmf/language.dat.d /etc/texmf/language.def.d /etc/texmf/updmap.d /etc/texmf/web2c"
CXXFLAGS="-O2 -march=znver3 -pipe -g -ggdb"
DISTDIR="/var/cache/distfiles"
ENV_UNSET="CARGO_HOME DBUS_SESSION_BUS_ADDRESS DISPLAY GOBIN GOPATH PERL5LIB PERL5OPT PERLPREFIX PERL_CORE PERL_MB_OPT PERL_MM_OPT XAUTHORITY XDG_CACHE_HOME XDG_CONFIG_HOME XDG_DATA_HOME XDG_RUNTIME_DIR"
FCFLAGS="-O2 -march=znver3 -pipe -g -ggdb"
FEATURES="assume-digests binpkg-docompress binpkg-dostrip binpkg-logs buildpkg compressdebug config-protect-if-modified distlocks ebuild-locks fixlafiles installsources ipc-sandbox merge-sync multilib-strict network-sandbox news parallel-install pid-sandbox preserve-libs protect-owned qa-unresolved-soname-deps sandbox sfperms splitdebug strict unknown-features-warn unmerge-logs unmerge-orphans userfetch userpriv usersandbox usersync xattr"
FFLAGS="-O2 -march=znver3 -pipe -g -ggdb"
GENTOO_MIRRORS="ftp://kobboi-linux:*password*@10.8.0.1/2020.11"
INSTALL_MASK="/usr/src/debug /usr/lib/debug"
LANG="en_US.utf8"
LDFLAGS="-Wl,-O1 -Wl,--as-needed"
PKGDIR="/var/cache/binpkgs"
PORTAGE_BINHOST="ftp://kobboi-linux:*password*@10.8.0.1/2020.11/packages"
PORTAGE_CONFIGROOT="/"
PORTAGE_RSYNC_OPTS="--recursive --links --safe-links --perms --times --omit-dir-times --compress --force --whole-file --delete --stats --human-readable --timeout=180 --exclude=/distfiles --exclude=/local --exclude=/packages --exclude=/.git"
PORTAGE_TMPDIR="/var/tmp"
USE="X a52 aac acl acpi alsa amd64 avahi berkdb bluetooth bzip2 cairo cdda cdr cli colord crypt cups dbus dist-kernel djvu dri dts dvd dvdr eds egl emboss encode evo exif facedetect ffmpeg flac fluidsynth fortran frei0r gdbm gif glade gles gles2 gnome gnome-keyring gnome-online-accounts gpm gstreamer gtk gtk3 gtkstyle gui iconv icu introspection ipv6 jpeg ladspa lcms libass libglvnd libnotify libsecret libtirpc lv2 lz4 lzma lzo mad midi mng modemmanager mono mp3 mp4 mpeg mtp multilib nautilus ncurses networkmanager nls nptl ogg opencv opengl openmp opus pam pango pcre pdf png policykit ppds pulseaudio qt5 readline samba screencast sdl seccomp smartcard smp spell split-usr ssl startup-notification svg sysprof systemd tcpd tiff truetype udev udisks unicode upower usb v4l vaapi vdpau vorbis wayland wxwidgets x264 xattr xcb xml xv xvid zeroconf zlib" ABI_X86="64" ADA_TARGET="gnat_2018" ALSA_CARDS="hda-intel ali5451 als4000 atiixp atiixp-modem bt87x ca0106 cmipci emu10k1x ens1370 ens1371 es1938 es1968 fm801 intel8x0 intel8x0m maestro3 trident usb-audio via82xx via82xx-modem ymfpci" APACHE2_MODULES="authn_core authz_core socache_shmcb unixd actions alias auth_basic authn_alias authn_anon authn_dbm authn_default authn_file authz_dbm authz_default authz_groupfile authz_host authz_owner authz_user autoindex cache cgi cgid dav dav_fs dav_lock deflate dir disk_cache env expires ext_filter file_cache filter headers include info log_config logio mem_cache mime mime_magic negotiation rewrite setenvif speling status unique_id userdir usertrack vhost_alias" CALLIGRA_FEATURES="karbon sheets words" COLLECTD_PLUGINS="df interface irq load memory rrdtool swap syslog" CPU_FLAGS_X86="aes avx avx2 f16c fma3 mmx mmxext pclmul popcnt rdrand sha sse sse2 sse3 sse4_1 sse4_2 sse4a ssse3" ELIBC="glibc" GPSD_PROTOCOLS="ashtech aivdm earthmate evermore fv18 garmin garmintxt gpsclock greis isync itrax mtk3301 nmea ntrip navcom oceanserver oldstyle oncore rtcm104v2 rtcm104v3 sirf skytraq superstar2 timing tsip tripmate tnt ublox ubx" INPUT_DEVICES="keyboard mouse synaptics libinput" KERNEL="linux" LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text" LIBREOFFICE_EXTENSIONS="presenter-console presenter-minimizer" LUA_SINGLE_TARGET="lua5-1" LUA_TARGETS="lua5-1" OFFICE_IMPLEMENTATION="libreoffice" PHP_TARGETS="php7-3 php7-4" POSTGRES_TARGETS="postgres10 postgres11" PYTHON_SINGLE_TARGET="python3_8" PYTHON_TARGETS="python3_8" RUBY_TARGETS="ruby26" USERLAND="GNU" VIDEO_CARDS="vesa radeon nvidia intel amdgpu dummy fbdev nouveau radeonsi v4l" XTABLES_ADDONS="quota2 psd pknock lscan length2 ipv4options ipset ipp2p iface geoip fuzzy condition tee tarpit sysrq proto steal rawnat logmark ipmark dhcpmac delude chaos account"
Unset: CC, CPPFLAGS, CTARGET, CXX, EMERGE_DEFAULT_OPTS, LC_ALL, LINGUAS, MAKEOPTS, PORTAGE_BUNZIP2_COMMAND, PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS, PORTAGE_RSYNC_EXTRA_OPTS, RUSTFLAGS
Created attachment 706038 [details]
build.log
(In reply to Kobboi from comment #2) > Created attachment 706038 [details] > build.log Wrong build.log Created attachment 706041 [details]
build.log.gz
Looks fixed upstream in $url (but not present in 2.3.1), untested but it should work applied to 2.3.0. Thanks, I confirm the above patch fixes the compilation. The bug has been closed via the following commit(s): https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=d6e2f2e2e4a912779ff1c9fb72775b1789cc3364 commit d6e2f2e2e4a912779ff1c9fb72775b1789cc3364 Author: Sam James <sam@gentoo.org> AuthorDate: 2021-06-14 18:44:37 +0000 Commit: Sam James <sam@gentoo.org> CommitDate: 2021-06-14 22:11:11 +0000 media-gfx/prusaslicer: fix build with GCC 11 Closes: https://bugs.gentoo.org/788196 Signed-off-by: Sam James <sam@gentoo.org> .../prusaslicer-2.3.1-gcc11-missing-include.patch | 24 ++++++++++++++++++++++ media-gfx/prusaslicer/prusaslicer-2.3.1.ebuild | 1 + 2 files changed, 25 insertions(+) |
[191/311] /usr/bin/x86_64-pc-linux-gnu-g++ -DBOOST_LOG_DYN_LINK -DLIBNEST2D_GEOMETRIES_clipper -DLIBNEST2D_OPTIMIZER_nlopt -DLIBNEST2D_STATIC -DSLIC3R_GUI -DTBB_USE_CAPTURED_EXCEPTION=0 -DUNICODE -DUSE_TBB -DWXINTL_NO_GETTEXT_MACRO -D_UNICODE -DwxNO_UNSAFE_WXSTRING_CONV -DwxUSE_UNICODE -I/usr/include/dbus-1.0 -I/usr/lib64/dbus-1.0/include -I/var/tmp/portage/media-gfx/prusaslicer-2.3.0/work/PrusaSlicer-version_2.3.0/src -Isrc/platform -I/var/tmp/portage/media-gfx/prusaslicer-2.3.0/work/PrusaSlicer-version_2.3.0/src/clipper -I/var/tmp/portage/media-gfx/prusaslicer-2.3.0/work/PrusaSlicer-version_2.3.0/src/polypartition -I/var/tmp/portage/media-gfx/prusaslicer-2.3.0/work/PrusaSlicer-version_2.3.0/src/libslic3r -Isrc/libslic3r -I/var/tmp/portage/media-gfx/prusaslicer-2.3.0/work/PrusaSlicer-version_2.3.0/src/libnest2d/include -I/var/tmp/portage/media-gfx/prusaslicer-2.3.0/work/PrusaSlicer-version_2.3.0/src/glu-libtess/include -isystem /usr/include/eigen3 -isystem /usr/include/miniz -isystem /usr/include/OpenEXR -DNDEBUG -O2 -march=znver3 -pipe -g -ggdb -fext-numeric-literals -Wall -Wno-reorder -fPIC -Werror=return-type -Wno-ignored-attributes -Wno-unknown-pragmas -pthread -DOPENVDB_ABI_VERSION_NUMBER=7 -std=gnu++17 -MD -MT src/libslic3r/CMakeFiles/libslic3r.dir/SLA/Rotfinder.cpp.o -MF src/libslic3r/CMakeFiles/libslic3r.dir/SLA/Rotfinder.cpp.o.d -o src/libslic3r/CMakeFiles/libslic3r.dir/SLA/Rotfinder.cpp.o -c /var/tmp/portage/media-gfx/prusaslicer-2.3.0/work/PrusaSlicer-version_2.3.0/src/libslic3r/SLA/Rotfinder.cpp FAILED: src/libslic3r/CMakeFiles/libslic3r.dir/SLA/Rotfinder.cpp.o /usr/bin/x86_64-pc-linux-gnu-g++ -DBOOST_LOG_DYN_LINK -DLIBNEST2D_GEOMETRIES_clipper -DLIBNEST2D_OPTIMIZER_nlopt -DLIBNEST2D_STATIC -DSLIC3R_GUI -DTBB_USE_CAPTURED_EXCEPTION=0 -DUNICODE -DUSE_TBB -DWXINTL_NO_GETTEXT_MACRO -D_UNICODE -DwxNO_UNSAFE_WXSTRING_CONV -DwxUSE_UNICODE -I/usr/include/dbus-1.0 -I/usr/lib64/dbus-1.0/include -I/var/tmp/portage/media-gfx/prusaslicer-2.3.0/work/PrusaSlicer-version_2.3.0/src -Isrc/platform -I/var/tmp/portage/media-gfx/prusaslicer-2.3.0/work/PrusaSlicer-version_2.3.0/src/clipper -I/var/tmp/portage/media-gfx/prusaslicer-2.3.0/work/PrusaSlicer-version_2.3.0/src/polypartition -I/var/tmp/portage/media-gfx/prusaslicer-2.3.0/work/PrusaSlicer-version_2.3.0/src/libslic3r -Isrc/libslic3r -I/var/tmp/portage/media-gfx/prusaslicer-2.3.0/work/PrusaSlicer-version_2.3.0/src/libnest2d/include -I/var/tmp/portage/media-gfx/prusaslicer-2.3.0/work/PrusaSlicer-version_2.3.0/src/glu-libtess/include -isystem /usr/include/eigen3 -isystem /usr/include/miniz -isystem /usr/include/OpenEXR -DNDEBUG -O2 -march=znver3 -pipe -g -ggdb -fext-numeric-literals -Wall -Wno-reorder -fPIC -Werror=return-type -Wno-ignored-attributes -Wno-unknown-pragmas -pthread -DOPENVDB_ABI_VERSION_NUMBER=7 -std=gnu++17 -MD -MT src/libslic3r/CMakeFiles/libslic3r.dir/SLA/Rotfinder.cpp.o -MF src/libslic3r/CMakeFiles/libslic3r.dir/SLA/Rotfinder.cpp.o.d -o src/libslic3r/CMakeFiles/libslic3r.dir/SLA/Rotfinder.cpp.o -c /var/tmp/portage/media-gfx/prusaslicer-2.3.0/work/PrusaSlicer-version_2.3.0/src/libslic3r/SLA/Rotfinder.cpp In file included from /var/tmp/portage/media-gfx/prusaslicer-2.3.0/work/PrusaSlicer-version_2.3.0/src/libslic3r/SLA/Concurrency.hpp:5, from /var/tmp/portage/media-gfx/prusaslicer-2.3.0/work/PrusaSlicer-version_2.3.0/src/libslic3r/SLA/Rotfinder.cpp:4: /usr/include/tbb/mutex.h:21:140: note: ‘#pragma message: TBB Warning: tbb/mutex.h is deprecated. For details, please see Deprecated Features appendix in the TBB reference manual.’ 21 | #pragma message("TBB Warning: tbb/mutex.h is deprecated. For details, please see Deprecated Features appendix in the TBB reference manual.") | ^ In file included from /var/tmp/portage/media-gfx/prusaslicer-2.3.0/work/PrusaSlicer-version_2.3.0/src/libslic3r/Optimize/BruteforceOptimizer.hpp:4, from /var/tmp/portage/media-gfx/prusaslicer-2.3.0/work/PrusaSlicer-version_2.3.0/src/libslic3r/SLA/Rotfinder.cpp:6: /var/tmp/portage/media-gfx/prusaslicer-2.3.0/work/PrusaSlicer-version_2.3.0/src/libslic3r/Optimize/Optimizer.hpp:99:10: error: ‘optional’ in namespace ‘std’ does not name a template type 99 | std::optional<std::array<double, N>> gradient; | ^~~~~~~~ /var/tmp/portage/media-gfx/prusaslicer-2.3.0/work/PrusaSlicer-version_2.3.0/src/libslic3r/Optimize/Optimizer.hpp:11:1: note: ‘std::optional’ is defined in header ‘<optional>’; did you forget to ‘#include <optional>’? 10 | #include <cassert> +++ |+#include <optional> 11 | /var/tmp/portage/media-gfx/prusaslicer-2.3.0/work/PrusaSlicer-version_2.3.0/src/libslic3r/Optimize/Optimizer.hpp: In constructor ‘Slic3r::opt::ScoreGradient<N>::ScoreGradient(double, const std::array<double, N>&)’: /var/tmp/portage/media-gfx/prusaslicer-2.3.0/work/PrusaSlicer-version_2.3.0/src/libslic3r/Optimize/Optimizer.hpp:102:21: error: class ‘Slic3r::opt::ScoreGradient<N>’ does not have any field named ‘gradient’ 102 | : score{s}, gradient{grad} | ^~~~~~~~ In file included from /var/tmp/portage/media-gfx/prusaslicer-2.3.0/work/PrusaSlicer-version_2.3.0/src/libslic3r/PrintConfig.hpp:20, from /var/tmp/portage/media-gfx/prusaslicer-2.3.0/work/PrusaSlicer-version_2.3.0/src/libslic3r/Model.hpp:8, from /var/tmp/portage/media-gfx/prusaslicer-2.3.0/work/PrusaSlicer-version_2.3.0/src/libslic3r/PrintBase.hpp:17, from /var/tmp/portage/media-gfx/prusaslicer-2.3.0/work/PrusaSlicer-version_2.3.0/src/libslic3r/SLAPrint.hpp:6, from /var/tmp/portage/media-gfx/prusaslicer-2.3.0/work/PrusaSlicer-version_2.3.0/src/libslic3r/SLA/Rotfinder.cpp:8: /var/tmp/portage/media-gfx/prusaslicer-2.3.0/work/PrusaSlicer-version_2.3.0/src/libslic3r/Config.hpp: In instantiation of ‘static const t_config_enum_names& Slic3r::ConfigOptionEnum<T>::get_enum_names() [with T = Slic3r::SLAPillarConnectionMode; Slic3r::t_config_enum_names = std::vector<std::__cxx11::basic_string<char> >]’: /var/tmp/portage/media-gfx/prusaslicer-2.3.0/work/PrusaSlicer-version_2.3.0/src/libslic3r/Config.hpp:1334:79: required from ‘std::string Slic3r::ConfigOptionEnum<T>::serialize() const [with T = Slic3r::SLAPillarConnectionMode; std::string = std::__cxx11::basic_string<char>]’ /var/tmp/portage/media-gfx/prusaslicer-2.3.0/work/PrusaSlicer-version_2.3.0/src/libslic3r/Config.hpp:1332:17: required from here /var/tmp/portage/media-gfx/prusaslicer-2.3.0/work/PrusaSlicer-version_2.3.0/src/libslic3r/Config.hpp:1361:53: warning: loop variable ‘kvp’ of type ‘const std::pair<std::__cxx11::basic_string<char>, int>&’ binds to a temporary constructed from type ‘const std::pair<const std::__cxx11::basic_string<char>, int>’ [-Wrange-loop-construct] 1361 | for (const std::pair<std::string, int> &kvp : enum_keys_map) | ^~~ /var/tmp/portage/media-gfx/prusaslicer-2.3.0/work/PrusaSlicer-version_2.3.0/src/libslic3r/Config.hpp:1361:53: note: use non-reference type ‘const std::pair<std::__cxx11::basic_string<char>, int>’ to make the copy explicit or ‘const std::pair<const std::__cxx11::basic_string<char>, int>&’ to prevent copying /var/tmp/portage/media-gfx/prusaslicer-2.3.0/work/PrusaSlicer-version_2.3.0/src/libslic3r/Config.hpp:1365:53: warning: loop variable ‘kvp’ of type ‘const std::pair<std::__cxx11::basic_string<char>, int>&’ binds to a temporary constructed from type ‘const std::pair<const std::__cxx11::basic_string<char>, int>’ [-Wrange-loop-construct] 1365 | for (const std::pair<std::string, int> &kvp : enum_keys_map) | ^~~ /var/tmp/portage/media-gfx/prusaslicer-2.3.0/work/PrusaSlicer-version_2.3.0/src/libslic3r/Config.hpp:1365:53: note: use non-reference type ‘const std::pair<std::__cxx11::basic_string<char>, int>’ to make the copy explicit or ‘const std::pair<const std::__cxx11::basic_string<char>, int>&’ to prevent copying /var/tmp/portage/media-gfx/prusaslicer-2.3.0/work/PrusaSlicer-version_2.3.0/src/libslic3r/Config.hpp: In instantiation of ‘static const t_config_enum_names& Slic3r::ConfigOptionEnum<T>::get_enum_names() [with T = Slic3r::SLADisplayOrientation; Slic3r::t_config_enum_names = std::vector<std::__cxx11::basic_string<char> >]’: /var/tmp/portage/media-gfx/prusaslicer-2.3.0/work/PrusaSlicer-version_2.3.0/src/libslic3r/Config.hpp:1334:79: required from ‘std::string Slic3r::ConfigOptionEnum<T>::serialize() const [with T = Slic3r::SLADisplayOrientation; std::string = std::__cxx11::basic_string<char>]’ /var/tmp/portage/media-gfx/prusaslicer-2.3.0/work/PrusaSlicer-version_2.3.0/src/libslic3r/Config.hpp:1332:17: required from here /var/tmp/portage/media-gfx/prusaslicer-2.3.0/work/PrusaSlicer-version_2.3.0/src/libslic3r/Config.hpp:1361:53: warning: loop variable ‘kvp’ of type ‘const std::pair<std::__cxx11::basic_string<char>, int>&’ binds to a temporary constructed from type ‘const std::pair<const std::__cxx11::basic_string<char>, int>’ [-Wrange-loop-construct] 1361 | for (const std::pair<std::string, int> &kvp : enum_keys_map) | ^~~ /var/tmp/portage/media-gfx/prusaslicer-2.3.0/work/PrusaSlicer-version_2.3.0/src/libslic3r/Config.hpp:1361:53: note: use non-reference type ‘const std::pair<std::__cxx11::basic_string<char>, int>’ to make the copy explicit or ‘const std::pair<const std::__cxx11::basic_string<char>, int>&’ to prevent copying /var/tmp/portage/media-gfx/prusaslicer-2.3.0/work/PrusaSlicer-version_2.3.0/src/libslic3r/Config.hpp:1365:53: warning: loop variable ‘kvp’ of type ‘const std::pair<std::__cxx11::basic_string<char>, int>&’ binds to a temporary constructed from type ‘const std::pair<const std::__cxx11::basic_string<char>, int>’ [-Wrange-loop-construct] 1365 | for (const std::pair<std::string, int> &kvp : enum_keys_map) | ^~~ Reproducible: Always