Bug 893726 – sys-libs/ncurses: configure breakage with Clang 16

• Product: Gentoo Linux
• Status: RESOLVED FIXED

[Description Sam James 2023-02-09 04:45:06 UTC]

Created attachment 850256 [details]
clang.diff

```
-configure:22819:23: warning: incompatible integer to pointer conversion passing 'int' to parameter of type 'char *' [-Wint-conversion]
+configure:22819:23: error: incompatible integer to pointer conversion passing 'int' to parameter of type 'char *' [-Wint-conversion]
   if (setvbuf(stdout, _IOLBF, (char *) main, BUFSIZ) != 0)
                       ^~~~~~
 /usr/include/stdio.h:94:16: note: expanded from macro '_IOLBF'
@@ -171,13 +171,13 @@
 /usr/include/stdio.h:332:65: note: passing argument to parameter '__buf' here
 extern int setvbuf (FILE *__restrict __stream, char *__restrict __buf,
                                                                 ^
-configure:22819:31: warning: incompatible pointer to integer conversion passing 'char *' to parameter of type 'int' [-Wint-conversion]
+configure:22819:31: error: incompatible pointer to integer conversion passing 'char *' to parameter of type 'int' [-Wint-conversion]
   if (setvbuf(stdout, _IOLBF, (char *) main, BUFSIZ) != 0)
                               ^~~~~~~~~~~~~
 /usr/include/stdio.h:333:11: note: passing argument to parameter '__modes' here
                     int __modes, size_t __n) __THROW;
                         ^
[...]
```

----

Portage 3.0.44 (python 3.11.2-final-0, default/linux/amd64/17.1/hardened, gcc-13, glibc-2.37, 6.1.10-gentoo-dist-hardened x86_64)
=================================================================
System uname: Linux-6.1.10-gentoo-dist-hardened-x86_64-AMD_Ryzen_9_3950X_16-Core_Processor-with-glibc2.37
KiB Mem:    65758024 total,  17888344 free
KiB Swap:    8290300 total,   8014076 free
Timestamp of repository gentoo: Thu, 09 Feb 2023 02:04:12 +0000
Head commit of repository gentoo: 3da71491af8b2e8a90dfe8ac86fbf19f20923d58

Timestamp of repository emacs: Mon, 30 Jan 2023 17:48:16 +0000
Head commit of repository emacs: 225ac79e9d8f56f7524de5c71befcb1fc81d7be3

Timestamp of repository kde: Tue, 07 Feb 2023 14:47:40 +0000
Head commit of repository kde: 4d4c63b9f9a85f2cf07af27c27ba75a256c44af9

Timestamp of repository qt: Wed, 08 Feb 2023 19:47:12 +0000
Head commit of repository qt: 2cb2e8cc0f97bd64c3c785b67818bb0c68d7e4df

Timestamp of repository sam_c: Tue, 07 Feb 2023 14:47:46 +0000
Head commit of repository sam_c: f774d7a01d403edde0659bc2ba1c80d55a62151a

Timestamp of repository steam-overlay: Tue, 07 Feb 2023 14:47:33 +0000
Head commit of repository steam-overlay: 8121a25bc99056e35ab2dd7924bb01ad8f80df8d

sh dash 0.5.12
ld GNU ld (Gentoo 2.40 p2) 2.40.0
ccache version 4.7.4 [disabled]
app-misc/pax-utils:        1.3.7::gentoo
app-shells/bash:           5.2_p15-r1::gentoo
dev-java/java-config:      2.3.1::gentoo
dev-lang/perl:             5.36.0-r2::gentoo
dev-lang/python:           3.9.16-r1::gentoo, 3.10.10::gentoo, 3.11.2::gentoo, 3.12.0_alpha5::gentoo
dev-lang/rust:             1.67.0::gentoo
dev-util/ccache:           4.7.4::gentoo
dev-util/cmake:            3.26.0_rc1::gentoo
dev-util/meson:            1.0.0::gentoo
sys-apps/baselayout:       2.13-r1::gentoo
sys-apps/sandbox:          2.30-r1::gentoo
sys-apps/systemd:          252.5::gentoo
sys-devel/autoconf:        2.13-r7::gentoo, 9999::gentoo
sys-devel/automake:        1.16.5::gentoo
sys-devel/binutils:        2.40-r1::gentoo
sys-devel/binutils-config: 5.5::gentoo
sys-devel/clang:           15.0.7-r1::gentoo, 16.0.0_rc2::gentoo, 17.0.0_pre20230203::gentoo
sys-devel/gcc:             10.4.1_p20230202::gentoo, 11.3.1_p20230203::gentoo, 12.2.1_p20230204-r1::gentoo, 13.0.1_pre20230205-r1::gentoo
sys-devel/gcc-config:      2.10::gentoo
sys-devel/libtool:         2.4.7-r1::gentoo
sys-devel/lld:             17.0.0_pre20230203::gentoo
sys-devel/llvm:            14.0.6-r2::gentoo, 15.0.7::gentoo, 16.0.0_rc2::gentoo, 17.0.0_pre20230203::gentoo
sys-devel/make:            4.4.0.90::gentoo
sys-kernel/linux-headers:  6.1::gentoo (virtual/os-headers)
sys-libs/glibc:            2.37::gentoo
Repositories:

gentoo
    location: /var/db/repos/gentoo
    sync-type: git
    sync-uri: https://github.com/gentoo-mirror/gentoo.git
    priority: -1000
    eclass-overrides: sam_c
    volatile: True
    sync-git-verify-commit-signature: yes
    sync-git-clone-extra-opts: -b stable -c gc.reflogExpire=0 -c gc.reflogExpireUnreachable=0 -c gc.rerereresolved=0 -c gc.rerereunresolved=0 -c gc.pruneExpire=now

crossdev
    location: /var/db/repos/crossdev
    masters: gentoo
    eclass-overrides: sam_c
    volatile: True

emacs
    location: /var/db/repos/emacs
    sync-type: git
    sync-uri: https://github.com/gentoo-mirror/emacs.git
    masters: gentoo
    eclass-overrides: sam_c
    volatile: True

kde
    location: /var/db/repos/kde
    sync-type: git
    sync-uri: https://github.com/gentoo-mirror/kde.git
    masters: gentoo
    eclass-overrides: sam_c
    volatile: True

local
    location: /var/db/repos/local
    masters: gentoo
    eclass-overrides: sam_c
    volatile: True

qt
    location: /var/db/repos/qt
    sync-type: git
    sync-uri: https://github.com/gentoo-mirror/qt.git
    masters: gentoo
    eclass-overrides: sam_c
    volatile: True

sam_c
    location: /var/db/repos/sam_c
    sync-type: git
    sync-uri: https://github.com/gentoo-mirror/sam_c.git
    masters: gentoo
    eclass-overrides: sam_c
    volatile: True

steam-overlay
    location: /var/db/repos/steam-overlay
    sync-type: git
    sync-uri: https://github.com/gentoo-mirror/steam-overlay.git
    masters: gentoo
    eclass-overrides: sam_c
    volatile: True

test
    location: /var/db/repos/test
    masters: gentoo
    eclass-overrides: sam_c
    volatile: True

ACCEPT_KEYWORDS="amd64 ~amd64"
ACCEPT_LICENSE="@FREE"
CBUILD="x86_64-pc-linux-gnu"
CFLAGS="-O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wreturn-type"
CHOST="x86_64-pc-linux-gnu"
CONFIG_PROTECT="/etc /usr/share/config /usr/share/gnupg/qualified.txt"
CONFIG_PROTECT_MASK="/etc/ca-certificates.conf /etc/dconf /etc/env.d /etc/fonts/fonts.conf /etc/gconf /etc/gentoo-release /etc/php/apache2-php8.2/ext-active/ /etc/php/cgi-php8.2/ext-active/ /etc/php/cli-php8.2/ext-active/ /etc/php/fpm-php8.2/ext-active/ /etc/php/phpdbg-php8.2/ext-active/ /etc/revdep-rebuild /etc/sandbox.d /etc/texmf/language.dat.d /etc/texmf/language.def.d /etc/texmf/updmap.d /etc/texmf/web2c"
CXXFLAGS="-O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wreturn-type"
DISTDIR="/var/cache/distfiles"
EMERGE_DEFAULT_OPTS="--keep-going --with-bdeps=y --complete-graph --deep --dynamic-deps=n --changed-deps=n --usepkg-exclude sys-fs/zfs --usepkg-exclude sys-fs/zfs-kmod --usepkg=y --implicit-system-deps=n --jobs=4 --load-average 32"
ENV_UNSET="CARGO_HOME DBUS_SESSION_BUS_ADDRESS DISPLAY GDK_PIXBUF_MODULE_FILE 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 XDG_STATE_HOME"
FCFLAGS="-O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wreturn-type"
FEATURES="assume-digests binpkg-docompress binpkg-dostrip binpkg-logs binpkg-multi-instance buildpkg cgroup clean-logs config-protect-if-modified distlocks fixlafiles ipc-sandbox mount-sandbox multilib-strict network-sandbox news parallel-fetch parallel-install pid-sandbox pkgdir-index-trusted preserve-libs protect-owned qa-unresolved-soname-deps sandbox sfperms split-log strict unknown-features-warn unmerge-logs unmerge-orphans userfetch userpriv usersandbox usersync xattr"
FFLAGS="-O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wreturn-type"
GENTOO_MIRRORS="http://www.mirrorservice.org/sites/distfiles.gentoo.org/ http://mirrors.soeasyto.com/distfiles.gentoo.org/"
LANG="en_GB.UTF-8"
LDFLAGS="-Wl,-O1 -Wl,--as-needed -Wl,--defsym=__gentoo_check_ldflags__=0 -Wl,-z,pack-relative-relocs"
LEX="reflex"
LINGUAS="en en_GB"
MAKEOPTS="-j32 -l32"
PKGDIR="/var/cache/binpkgs"
PORTAGE_BUNZIP2_COMMAND="lbunzip2"
PORTAGE_COMPRESS="xz"
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"
RUSTFLAGS="-C target-cpu=native"
SHELL="/bin/bash"
USE="PIC X a52 aac acl acpi activities aes alsa amd64 avx avx2 bash-completion bluetooth branding bzip2 cairo caps cdda cdr cet clang cli crypt dbus declarative dist-kernel dri dts dvd dvdr emacs encode exif f16c filecaps firewalld flac fma3 fortran freetype gdbm gif gmp gpm graphite gtk gui hardened harfbuzz hunspell iconv icu ipv6 jit jpeg kde kdesu kwallet lcms libglvnd libnotify libtirpc lto mad mmx mmxext mng mp3 mp4 mpeg multilib ncurses nftables nls nptl ogg opengl openmp pam pango pclmul pcre pdf pgo pie pipewire plasma png policykit popcnt ppds pulseaudio qml qt5 rdrand readline screencast sdl seccomp semantic-desktop sha sound spell sse sse2 sse3 sse4_1 sse4_2 sse4a ssl ssp ssse3 startup-notification svg system-av1 system-binutils system-boost system-bootstrap system-cairo system-clang system-digest system-ffmpeg system-harfbuzz system-heimdal system-icu system-jpeg system-leveldb system-libevent system-libs system-libvpx system-libyaml system-llvm system-lz4 system-mitkrb5 system-sqlite system-ssl system-tbb system-uulib system-webp system-zlib systemd test-rust tiff truetype udev udisks unicode upower usb verify-sig vorbis vulkan wayland widgets x264 xattr xcb xft xml xtpax xv xvid zfs zlib zsh-completion" ABI_X86="32 64" ADA_TARGET="gnat_2021" 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="libinput" KERNEL="linux" L10N="en en-GB" LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text" LIBREOFFICE_EXTENSIONS="presenter-console presenter-minimizer" LLVM_TARGETS="AArch64 AMDGPU ARM AVR BPF Hexagon Lanai MSP430 Mips NVPTX PowerPC RISCV Sparc SystemZ WebAssembly X86 XCore" LUA_SINGLE_TARGET="lua5-1" LUA_TARGETS="lua5-1" OFFICE_IMPLEMENTATION="libreoffice" PHP_TARGETS="php7-4 php8-0" POSTGRES_TARGETS="postgres12 postgres13" PYTHON_SINGLE_TARGET="python3_11" PYTHON_TARGETS="python3_10 pypy3 python3_11 python3_8 python3_9" QEMU_USER_TARGETS="aarch64 aarch64_be alpha armeb hppa m68k ppc ppc64 ppc64le sparc sparc64" RUBY_TARGETS="ruby31" USERLAND="GNU" VIDEO_CARDS="amdgpu radeonsi radeon" 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"
YACC="byacc"
Unset:  ADDR2LINE, AR, ARFLAGS, AS, ASFLAGS, CC, CCLD, CONFIG_SHELL, CPP, CPPFLAGS, CTARGET, CXX, CXXFILT, ELFEDIT, EXTRA_ECONF, F77FLAGS, FC, GCOV, GPROF, INSTALL_MASK, LC_ALL, LD, LFLAGS, LIBTOOL, MAKE, MAKEFLAGS, NM, OBJCOPY, OBJDUMP, PORTAGE_BINHOST, PORTAGE_COMPRESS_FLAGS, PORTAGE_RSYNC_EXTRA_OPTS, RANLIB, READELF, SIZE, STRINGS, STRIP, YFLAGS

[Comment 1 Eli Schwartz 2024-05-17 05:11:47 UTC]

This has since been fixed and no longer occurs, though I haven't dug into when...