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Bug 912889

Summary: sys-libs/libcxx-16.0.6 - /.../iterator_operations.h: error: use of built-in trait _remove_cvref(_Tp) in function signature; use li
Product: Gentoo Linux Reporter: Toralf Förster <toralf>
Component: Current packagesAssignee: LLVM support project <llvm>
Status: CONFIRMED ---    
Severity: normal    
Priority: Normal    
Version: unspecified   
Hardware: All   
OS: Linux   
Whiteboard:
Package list:
Runtime testing required: ---
Attachments: emerge-info.txt
emerge-history.txt
environment
etc.clang.tar.xz
etc.portage.tar.xz
sys-libs:libcxx-16.0.6:20230823-145204.log.xz
temp.tar.xz

Description Toralf Förster gentoo-dev 2023-08-23 18:58:31 UTC
too long lines were shrinked:

      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~
In file included from /var/tmp/portage/sys-libs/libcxx-16.0.6/work/runtimes_build-abi_x86_32.x86/include/c++/v1/__algorithm/copy_move_common.h:12,
                 from /var/tmp/portage/sys-libs/libcxx-16.0.6/work/runtimes_build-abi_x86_32.x86/include/c++/v1/__algorithm/copy.h:12,
                 from /var/tmp/portage/sys-libs/libcxx-16.0.6/work/runtimes_build-abi_x86_32.x86/include/c++/v1/__algorithm/copy_n.h:12,
                 from /var/tmp/portage/sys-libs/libcxx-16.0.6/work/runtimes_build-abi_x86_32.x86/include/c++/v1/__string/char_traits.h:12:
/var/tmp/portage/sys-libs/libcxx-16.0.6/work/runtimes_build-abi_x86_32.x86/include/c++/v1/__algorithm/iterator_operations.h: In instantiation of static constexpr std::__1::__remove_cvref_t<_Tp> std::__1::_IterOps<std::__1::_ClassicAlgPolicy>::prev(_Iter&&, typename std::__1::iterator_traits<__remove
/var/tmp/portage/sys-libs/libcxx-16.0.6/work/runtimes_build-abi_x86_32.x86/include/c++/v1/__algorithm/iterator_operations.h:161:27: error: use of built-in trait __remove_cvref(_Tp) in function signature; use library traits instead
  161 |   __remove_cvref_t<_Iter> prev(_Iter&& __iter,
      |                           ^~~~

  -------------------------------------------------------------------

  This is an unstable amd64 chroot image at a tinderbox (==build bot)
  name: 23.0_systemd-20230821-235016

  -------------------------------------------------------------------

gcc-config -l:
 [1] x86_64-pc-linux-gnu-13 *
clang/llvm (if any):
clang version 16.0.6
Target: x86_64-pc-linux-gnu
Thread model: posix
InstalledDir: /usr/lib/llvm/16/bin
Configuration file: /etc/clang/clang.cfg
/usr/lib/llvm/16
16.0.6
Python 3.11.4
Available Ruby profiles:
  [1]   ruby31 (with Rubygems) *
Available Rust versions:
  [1]   rust-bin-1.71.1 *
The following VMs are available for generation-2:
1)	Eclipse Temurin JDK 17.0.7_p7 [openjdk-bin-17]
*)	Eclipse Temurin JDK 8.372_p07 [openjdk-bin-8]
Available Java Virtual Machines:
  [1]   openjdk-bin-8  system-vm
  [2]   openjdk-bin-17 

php cli (if any):
go version go1.21.0 linux/amd64

  HEAD of ::gentoo
commit fca1b20a7b0f4c7a5f75813ec7ead6087acc20a5
Author: Repository mirror & CI <repomirrorci@gentoo.org>
Date:   Wed Aug 23 13:46:41 2023 +0000

    2023-08-23 13:46:41 UTC

emerge -qpvO sys-libs/libcxx
[ebuild  N    ] sys-libs/libcxx-16.0.6  USE="(libcxxabi) static-libs -clang -test -verify-sig" ABI_X86="32 (64) (-x32)"
Comment 1 Toralf Förster gentoo-dev 2023-08-23 18:58:32 UTC
Created attachment 868559 [details]
emerge-info.txt
Comment 2 Toralf Förster gentoo-dev 2023-08-23 18:58:33 UTC
Created attachment 868560 [details]
emerge-history.txt
Comment 3 Toralf Förster gentoo-dev 2023-08-23 18:58:35 UTC
Created attachment 868561 [details]
environment
Comment 4 Toralf Förster gentoo-dev 2023-08-23 18:58:35 UTC
Created attachment 868562 [details]
etc.clang.tar.xz
Comment 5 Toralf Förster gentoo-dev 2023-08-23 18:58:37 UTC
Created attachment 868563 [details]
etc.portage.tar.xz
Comment 6 Toralf Förster gentoo-dev 2023-08-23 18:58:37 UTC
Created attachment 868564 [details]
sys-libs:libcxx-16.0.6:20230823-145204.log.xz
Comment 7 Toralf Förster gentoo-dev 2023-08-23 18:58:38 UTC
Created attachment 868565 [details]
temp.tar.xz
Comment 8 Toralf Förster gentoo-dev 2023-12-01 14:37:59 UTC
*** Bug 918959 has been marked as a duplicate of this bug. ***