From @andk

bisect

commit 98d5e3e
Author: David Mitchell <davem@iabyn.com>
Date: Sat Dec 10 15:06:30 2016 +0000

misaligned buffer with heredoc and /(?{...})/

diagnostics

http://www.cpantesters.org/cpan/report/9852bf0e-c189-11e6-87f0-479ac671d6e6

As a second evidence besides the ordinary bisect I reverted
v5.25.7-97-g98d5e3e on top of v5.25.8-57-g71a0317b30 and got all tests
pass again for Method-Signatures-20160315

perl -V

% /home/sand/src/perl/repoperls/installed-perls/host/k93x64xenial/v5.25.7-97-g98d5e3e/aa39/bin/perl -V
Summary of my perl5 (revision 5 version 25 subversion 8) configuration:
Derived from: 98d5e3e
Platform:
osname=linux
osvers=4.4.0-57-generic
archname=x86_64-linux-thread-multi
uname='linux k93x64xenial 4.4.0-57-generic #78-ubuntu smp fri dec 9 23:50:32 utc 2016 x86_64 x86_64 x86_64 gnulinux '
config_args='-Dprefix=/home/sand/src/perl/repoperls/installed-perls/host/k93x64xenial/v5.25.7-97-g98d5e3e/aa39 -Dmyhostname=k93x64xenial -Dinstallusrbinperl=n -Uversiononly -Dusedevel -des -Ui_db -Dlibswanted=cl pthread socket inet nsl gdbm dbm malloc dl ld sun m crypt sec util c cposix posix ucb BSD gdbm_compat -Duseithreads -Uuselongdouble -DDEBUGGING=-g'
hint=recommended
useposix=true
d_sigaction=define
useithreads=define
usemultiplicity=define
use64bitint=define
use64bitall=define
uselongdouble=undef
usemymalloc=n
bincompat5005=undef
Compiler:
cc='cc'
ccflags ='-D_REENTRANT -D_GNU_SOURCE -fwrapv -fno-strict-aliasing -pipe -fstack-protector-strong -I/usr/local/include -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64'
optimize='-O2 -g'
cppflags='-D_REENTRANT -D_GNU_SOURCE -fwrapv -fno-strict-aliasing -pipe -fstack-protector-strong -I/usr/local/include'
ccversion=''
gccversion='5.4.0 20160609'
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/gcc/x86_64-linux-gnu/5/include-fixed /usr/include/x86_64-linux-gnu /usr/lib /lib/x86_64-linux-gnu /lib/../lib /usr/lib/x86_64-linux-gnu /usr/lib/../lib /lib
libs=-lpthread -lnsl -ldl -lm -lcrypt -lutil -lc
perllibs=-lpthread -lnsl -ldl -lm -lcrypt -lutil -lc
libc=libc-2.23.so
so=so
useshrplib=false
libperl=libperl.a
gnulibc_version='2.23'
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'

Characteristics of this binary (from libperl):
Compile-time options:
HAS_TIMES
MULTIPLICITY
PERLIO_LAYERS
PERL_COPY_ON_WRITE
PERL_DONT_CREATE_GVSV
PERL_IMPLICIT_CONTEXT
PERL_MALLOC_WRAP
PERL_OP_PARENT
PERL_PRESERVE_IVUV
PERL_USE_DEVEL
USE_64_BIT_ALL
USE_64_BIT_INT
USE_ITHREADS
USE_LARGE_FILES
USE_LOCALE
USE_LOCALE_COLLATE
USE_LOCALE_CTYPE
USE_LOCALE_NUMERIC
USE_LOCALE_TIME
USE_PERLIO
USE_PERL_ATOF
USE_REENTRANT_API
Locally applied patches:
uncommitted-changes
Built under linux
Compiled at Dec 23 2016 23:17:08
@INC:
/home/sand/src/perl/repoperls/installed-perls/host/k93x64xenial/v5.25.7-97-g98d5e3e/aa39/lib/site_perl/5.25.8/x86_64-linux-thread-multi
/home/sand/src/perl/repoperls/installed-perls/host/k93x64xenial/v5.25.7-97-g98d5e3e/aa39/lib/site_perl/5.25.8
/home/sand/src/perl/repoperls/installed-perls/host/k93x64xenial/v5.25.7-97-g98d5e3e/aa39/lib/5.25.8/x86_64-linux-thread-multi
/home/sand/src/perl/repoperls/installed-perls/host/k93x64xenial/v5.25.7-97-g98d5e3e/aa39/lib/5.25.8
.

--
andreas

Bleadperl v5.25.7-97-g98d5e3e breaks BAREFOOT/Method-Signatures-20160315.tar.gz #15779

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