Perl version details:

Summary of my perl5 (revision 5 version 26 subversion 2) configuration:
   
  Platform:
    osname=MSWin32
    osvers=10.0.16299.371
    archname=MSWin32-x64-multi-thread
    uname='Win32 strawberry-perl 5.26.2.1 #1 Sun Apr 15 13:52:49 2018 x64'
    config_args='undef'
    hint=recommended
    useposix=true
    d_sigaction=undef
    useithreads=define
    usemultiplicity=define
    use64bitint=define
    use64bitall=undef
    uselongdouble=undef
    usemymalloc=n
    default_inc_excludes_dot=define
    bincompat5005=undef
  Compiler:
    cc='gcc'
    ccflags =' -s -O2 -DWIN32 -DWIN64 -DCONSERVATIVE -D__USE_MINGW_ANSI_STDIO -DPERL_TEXTMODE_SCRIPT
S -DPERL_IMPLICIT_CONTEXT -DPERL_IMPLICIT_SYS -DUSE_PERLIO -fwrapv -fno-strict-aliasing -mms-bitfiel
ds'
    optimize='-s -O2'
    cppflags='-DWIN32'
    ccversion=''
    gccversion='7.1.0'
    gccosandvers=''
    intsize=4
    longsize=4
    ptrsize=8
    doublesize=8
    byteorder=12345678
    doublekind=3
    d_longlong=define
    longlongsize=8
    d_longdbl=define
    longdblsize=16
    longdblkind=3
    ivtype='long long'
    ivsize=8
    nvtype='double'
    nvsize=8
    Off_t='long long'
    lseeksize=8
    alignbytes=8
    prototype=define
  Linker and Libraries:
    ld='g++.exe'
    ldflags ='-s -L"C:\strawberry\perl\lib\CORE" -L"C:\strawberry\c\lib"'
    libpth=C:\strawberry\c\lib C:\strawberry\c\x86_64-w64-mingw32\lib C:\strawberry\c\lib\gcc\x86_64
-w64-mingw32\7.1.0
    libs= -lmoldname -lkernel32 -luser32 -lgdi32 -lwinspool -lcomdlg32 -ladvapi32 -lshell32 -lole32 
-loleaut32 -lnetapi32 -luuid -lws2_32 -lmpr -lwinmm -lversion -lodbc32 -lodbccp32 -lcomctl32
    perllibs= -lmoldname -lkernel32 -luser32 -lgdi32 -lwinspool -lcomdlg32 -ladvapi32 -lshell32 -lol
e32 -loleaut32 -lnetapi32 -luuid -lws2_32 -lmpr -lwinmm -lversion -lodbc32 -lodbccp32 -lcomctl32
    libc=
    so=dll
    useshrplib=true
    libperl=libperl526.a
    gnulibc_version=''
  Dynamic Linking:
    dlsrc=dl_win32.xs
    dlext=xs.dll
    d_dlsymun=undef
    ccdlflags=' '
    cccdlflags=' '
    lddlflags='-mdll -s -L"C:\strawberry\perl\lib\CORE" -L"C:\strawberry\c\lib"'


Characteristics of this binary (from libperl): 
  Compile-time options:
    HAS_TIMES
    HAVE_INTERP_INTERN
    MULTIPLICITY
    PERLIO_LAYERS
    PERL_COPY_ON_WRITE
    PERL_DONT_CREATE_GVSV
    PERL_IMPLICIT_CONTEXT
    PERL_IMPLICIT_SYS
    PERL_MALLOC_WRAP
    PERL_OP_PARENT
    PERL_PRESERVE_IVUV
    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
  Built under MSWin32
  Compiled at Apr 15 2018 13:56:45
  %ENV:
    PERL_MM_USE_DEFAULT="0"
    PERL_USE_UNSAFE_INC="1"
  @INC:
    C:/strawberry/perl/site/lib
    C:/strawberry/perl/vendor/lib
    C:/strawberry/perl/lib
    .

Gcc version details:

Using built-in specs.
COLLECT_GCC=C:\strawberry\c\bin\gcc.exe
COLLECT_LTO_WRAPPER=C:/strawberry/c/bin/../libexec/gcc/x86_64-w64-mingw32/7.1.0/lto-wrapper.exe
Target: x86_64-w64-mingw32
Configured with: ../../../src/gcc-7.1.0/configure --host=x86_64-w64-mingw32 --build=x86_64-w64-mingw
32 --target=x86_64-w64-mingw32 --prefix=/mingw64 --enable-shared --enable-static --disable-multilib 
--enable-languages=c,c++,fortran,lto --enable-libstdcxx-time=yes --enable-threads=posix --enable-lib
gomp --enable-libatomic --enable-lto --enable-graphite --enable-checking=release --enable-fully-dyna
mic-string --enable-version-specific-runtime-libs --enable-libstdcxx-filesystem-ts=yes --disable-lib
stdcxx-pch --disable-libstdcxx-debug --disable-bootstrap --disable-rpath --disable-win32-registry --
disable-nls --disable-werror --disable-symvers --with-gnu-as --with-gnu-ld --with-arch=nocona --with
-tune=core2 --with-libiconv --with-system-zlib --with-gmp=/opt/build/prerequisites/x86_64-w64-mingw3
2-static --with-mpfr=/opt/build/prerequisites/x86_64-w64-mingw32-static --with-mpc=/opt/build/prereq
uisites/x86_64-w64-mingw32-static --with-isl=/opt/build/prerequisites/x86_64-w64-mingw32-static --wi
th-pkgversion='x86_64-posix-seh, Built by strawberryperl.com project' CFLAGS='-O2 -pipe -fno-ident -
I/opt/build/x86_64-710-posix-seh-rt_v502/mingw64/opt/include -I/opt/build/prerequisites/x86_64-zlib-
static/include -I/opt/build/prerequisites/x86_64-w64-mingw32-static/include' CXXFLAGS='-O2 -pipe -fn
o-ident -I/opt/build/x86_64-710-posix-seh-rt_v502/mingw64/opt/include -I/opt/build/prerequisites/x86
_64-zlib-static/include -I/opt/build/prerequisites/x86_64-w64-mingw32-static/include' CPPFLAGS=' -I/
opt/build/x86_64-710-posix-seh-rt_v502/mingw64/opt/include -I/opt/build/prerequisites/x86_64-zlib-st
atic/include -I/opt/build/prerequisites/x86_64-w64-mingw32-static/include' LDFLAGS='-pipe -fno-ident
 -L/opt/build/x86_64-710-posix-seh-rt_v502/mingw64/opt/lib -L/opt/build/prerequisites/x86_64-zlib-st
atic/lib -L/opt/build/prerequisites/x86_64-w64-mingw32-static/lib '
Thread model: posix
gcc version 7.1.0 (x86_64-posix-seh, Built by strawberryperl.com project) 

OpenSSL version details:

OpenSSL 1.1.0h  27 Mar 2018
built on: reproducible build, date unspecified
platform: mingw64
options:  bn(64,64) rc4(16x,int) des(long) idea(int) blowfish(ptr) 
compiler: gcc -DZLIB -DDSO_WIN32 -DNDEBUG -DOPENSSL_THREADS -DOPENSSL_NO_DYNAMIC_ENGINE -DOPENSSL_PI
C -DOPENSSL_IA32_SSE2 -DOPENSSL_BN_ASM_MONT -DOPENSSL_BN_ASM_MONT5 -DOPENSSL_BN_ASM_GF2m -DSHA1_ASM 
-DSHA256_ASM -DSHA512_ASM -DRC4_ASM -DMD5_ASM -DAES_ASM -DVPAES_ASM -DBSAES_ASM -DGHASH_ASM -DECP_NI
STZ256_ASM -DPADLOCK_ASM -DPOLY1305_ASM