commit 1957c60d0591397316cff390fd9a8419e8bd09fb
 Author: Karl Williamson <khw@cpan.org>
 Date:   Tue Jan 23 08:58:09 2024 -0700
 
     locale.c: Change API for static strftime-related functions

$ perl -MPOSIX -e 'strftime((bless {}, 'Foo'), localtime());'
Out of memory in perl:util:safesysmalloc

$ ./perl -Ilib -MPOSIX -e 'strftime((bless {}, 'Foo'), localtime());'
perl: locale.c:8231: S_sv_strftime_common: Assertion `PL_valid_types_PVX[SvTYPE(_svcur) & SVt_MASK]' failed.

Site configuration information for perl 5.41.3:
Configured by ntyni at Sun Aug 11 06:06:56 BST 2024.
Summary of my perl5 (revision 5 version 41 subversion 3) configuration:
  Commit id: edf2fff56f98dc54047777f039e24c6d91b56d35
  Platform:
    osname=linux
    osvers=6.9.7-amd64
    archname=x86_64-linux
    uname='linux carme 6.9.7-amd64 #1 smp preempt_dynamic debian 6.9.7-1 (2024-06-27) x86_64 gnulinux '
    config_args='-des -Dusedevel -DDEBUGGING'
    hint=recommended
    useposix=true
    d_sigaction=define
    useithreads=undef
    usemultiplicity=undef
    use64bitint=define
    use64bitall=define
    uselongdouble=undef
    usemymalloc=n
    default_inc_excludes_dot=define
  Compiler:
    cc='cc'
    ccflags ='-fwrapv -DDEBUGGING -fno-strict-aliasing -pipe -fstack-protector-strong -I/usr/local/include -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -D_FORTIFY_SOURCE=2'
    optimize='-O2 -g'
    cppflags='-fwrapv -DDEBUGGING -fno-strict-aliasing -pipe -fstack-protector-strong -I/usr/local/include'
    ccversion=''
    gccversion='13.3.0'
    gccosandvers=''
    intsize=4
    longsize=8
    ptrsize=8
    doublesize=8
    byteorder=12345678
    doublekind=3
    d_longlong=define
    longlongsize=8
    d_longdbl=define
    longdblsize=16
    longdblkind=3
    ivtype='long'
    ivsize=8
    nvtype='double'
    nvsize=8
    Off_t='off_t'
    lseeksize=8
    alignbytes=8
    prototype=define
  Linker and Libraries:
    ld='cc'
    ldflags =' -fstack-protector-strong -L/usr/local/lib'
    libpth=/usr/local/lib /usr/lib/x86_64-linux-gnu /usr/lib /usr/lib64
    libs=-lpthread -ldl -lm -lcrypt -lutil -lc
    perllibs=-lpthread -ldl -lm -lcrypt -lutil -lc
    libc=/lib/x86_64-linux-gnu/libc.so.6
    so=so
    useshrplib=false
    libperl=libperl.a
    gnulibc_version='2.38'
  Dynamic Linking:
    dlsrc=dl_dlopen.xs
    dlext=so
    d_dlsymun=undef
    ccdlflags='-Wl,-E'
    cccdlflags='-fPIC'
    lddlflags='-shared -O2 -g -L/usr/local/lib -fstack-protector-strong'
---
@INC for perl 5.41.3:
    lib
    /usr/local/lib/perl5/site_perl/5.41.3/x86_64-linux
    /usr/local/lib/perl5/site_perl/5.41.3
    /usr/local/lib/perl5/5.41.3/x86_64-linux
    /usr/local/lib/perl5/5.41.3
---
Environment for perl 5.41.3:
    HOME=/home/ntyni
    LANG=en_GB.UTF-8
    LANGUAGE=en_GB:en
    LC_CTYPE=fi_FI.UTF-8
    LD_LIBRARY_PATH (unset)
    LOGDIR (unset)
    PATH=/usr/local/bin:/usr/bin:/bin:/usr/games
    PERL_BADLANG (unset)
    SHELL=/bin/zsh