Advance upstream source to cppad-20260000.0

Signed-off-by: Fedora Release Engineering <releng@fedoraproject.org>

.gitignore

@@ -5,16 +5,16 @@
 # ignore log files created by fedpkg local
 /*.log
 # temporary files
-/junk
-/junk.*
+/temp
+/temp.*
 # ignore result drectory created by fedpkg mockbuild
 /results_cppad/
-# directory used like git cache
+# directories used like git cache
 /new/
 /new.*/
 # ---------------------------------------------------------------------------
-# source code tarball that creates CppAD-20210000.3
-/20210000.3.tar.gz
 #
-# documentation tarball that creates CppAD-20210000.doc
-/20210000.doc.tar.gz
+# Most recent upstrem source
+/CppAD-20240000.3.tar.gz
+/CppAD-20250000.0.tar.gz
+/CppAD-20260000.0.tar.gz

cppad.spec

@@ -2,34 +2,54 @@
 # ----------------------------------------------------------------------------
 # Preamble
 # ----------------------------------------------------------------------------
-# yyyy is year, mm is month, dd is day, corresponding to this version.
-# The %%{version} macro includes a bug fix number at end that starts at zero.
-%define yyyymmdd 20210000
+# fedpkg lint: W: no-documentation
+# The %%doc directive below installs COPYING and uw_copy_040507.html
+# as part of the main package, so this warning should not be generated; see
+# https://fedoraproject.org/wiki/Common_Rpmlint_issues#no-documentation
+# 'This would be rare as most packages should have some license text,
+# a changelog or other information that is better placed in the main package
+# instead of a -doc subpackage.'
 #
-# fedora uses its own soversion number for cppad_lib
-%define soversion 2.0
+# year 
+# The year corresponding to this version
+%define year 2026
+#
+# soversion
+# fedora uses its own soversion number for cppad_lib where
+# 1.0 corresponds to year 2020
+%define soversion %[ %year - 2019 ] 
+#
+# This is really an out of soruce build because the source is in the
+# CppAD-%%{version} sub-directory of the source. The fedora macros are 
+# confused and need this defined true.
+%define __cmake_in_source_build 1
+# ----------------------------------------------------------------------------
 
 # Fedora Release starts with 1; see
-# https://fedoraproject.org/wiki/Packaging:Versioning
-Name: cppad
-Version: %{yyyymmdd}.3
-Release: 2%{?dist}
+# https://docs.fedoraproject.org/en-US/packaging-guidelines/Versioning/
+Name:    cppad
+Version: %{year}0000.0
+Release: 1%{?dist}
 Summary: C++ Algorithmic Differentiation (AD), %{name}-devel and %{name}-doc
-
-License: EPL-2.0 or GPLv2+
-URL: http://coin-or.github.io/CppAD
-Source1: https://github.com/coin-or/CppAD/archive/%{version}.tar.gz
-Source2: https://github.com/coin-or/CppAD/archive/%{yyyymmdd}.doc.tar.gz
-BuildRequires:  gcc
-BuildRequires:  gcc-c++
-BuildRequires: cmake >= 2.8
+#
+License: EPL-2.0 OR GPL-2.0-or-later
+URL:     https://github.com/coin-or/CppAD
+Source:  %{url}/archive/%{version}/CppAD-%{version}.tar.gz
+#
+BuildRequires: gcc
+BuildRequires: gcc-c++
+BuildRequires: cmake >= 3.10
 BuildRequires: make
+BuildRequires: python-xrst >= 2025.0
+BuildRequires: python-sphinx_rtd_theme
+BuildRequires: python-tomli
+BuildRequires: python-sphinx-copybutton
+BuildRequires: python-pyspellchecker
+BuildRequires: python-furo
 
-# Starting with f33, need to define this macro to build in source directory
-%define __cmake_in_source_build 1
 
 %description
-C++ Algorithmic Differentiation (AD), see %{name}-devel, %{name}-doc.
+C++ Algorithmic Differentiation (AD) include and library files.
 
 # ---------------------------------------------------------------------------
 %package devel
@@ -48,91 +68,86 @@ Given a C++ algorithm that computes function values, %{name} generates an
 algorithm that computes its derivative values. A brief introduction to 
 Algorithmic Differentiation (AD) can be found at 
      http://en.wikipedia.org/wiki/Automatic_differentiation
-See the package %{name}-doc for documentation of this version of %{name}. 
-
-# ----------------------------------------------------------------------------
-%package doc
-Summary: Documentation for %{name}-devel
-BuildArch: noarch
-
-%description doc
-The %{name}-doc package installs the HTML documentation for this version
-of %{name}-devel in
-     %{_docdir}/%{name}
-The documentation, for the most recent version of %{name}, can be found at
-     http://coin-or.github.io/CppAD
-
-# -----------------------------------------------------------------------------
-# The user can compile with or without debugging using this library,
-# because the prep seciton ensures CPPAD_DEBUG_AND_RELEASE is defined.
-# The cppad_lib library has gotten larger, so we include a debug version.
-%debug_package
-
+The documentation for the %{year} version
+     https://cppad.readthedocs.io/stable-%{year}
+The documentation for the most recent version of %{name} can be found at
+     https://cppad.readthedocs.io/latest
 # -----------------------------------------------------------------------------
 # prep
 # -----------------------------------------------------------------------------
 %prep
 #
-# This source code tarball creates CppAD-%%{version}
-rm -rf CppAD-%{version}
-tar -xzf %{_topdir}/SOURCES/%{version}.tar.gz
+# Create an empty directory named cppad-%%{version}, 
+# changed into that directory and unpack Source.
+%setup -q -c
 #
-# This documentation tarball creates CppAD-%%{yyymmdd}.doc
-rm -rf CppAD-%{yyyymmdd}.doc
-tar -xzf %{_topdir}/SOURCES/%{yyyymmdd}.doc.tar.gz
+# xrst.toml
+# This is not a git repository so suppress the warning that could not double
+# check that all the files with xrst commands were included.
+echo ''                   >> CppAD-%{version}/xrst.toml
+echo '[input_files]'      >> CppAD-%{version}/xrst.toml
+echo 'data = [ ]'         >> CppAD-%{version}/xrst.toml
 #
-# move the documentaion to the build directory
-mv CppAD-%{yyyymmdd}.doc/doc CppAD-%{version}/doc
-mv CppAD-%{version}/COPYING  COPYING
-mv CppAD-%{version}/uw_copy_040507.html uw_copy_040507.html
-#
-# Patch corresponding to bug fix in unstream source 20210000.4
-cp CppAD-%{version}/include/cppad/core/abs_normal_fun.hpp \
-    CppAD-%{version}/include/cppad/core/abs_normal_fun.bak
-for uu in vp pv vv
-do
-        sed -i CppAD-%{version}/include/cppad/core/abs_normal_fun.hpp \
-            -e "/ Zmul${uu}Op/N" \
-            -e "/ Zmul${uu}Op/s|\n *CPPAD_ASSERT_NARG_NRES(op, 2, 1);||"
-done
-sed -i CppAD-%{version}/include/cppad/core/abs_normal_fun.hpp \
-    -e 's|^\( *\)case ZmulvvOp:|\1case PowvvOp:\n&|'
+# COPYING, uw_copy_040507.html
+cp CppAD-%{version}/COPYING  COPYING
+cp CppAD-%{version}/uw_copy_040507.html uw_copy_040507.html
 #
+# cppad_lib/CMakeLists.txt
 # cppad_lib: replace soversion number and ensure build type is release 
 sed -i.bak CppAD-%{version}/cppad_lib/CMakeLists.txt \
     -e "s|print_variable(soversion)|SET(soversion %{soversion} )\n&|" \
     -e "s|\${cppad_debug_which}|debug_none|"
 #
-# configure.hpp.in: Make sure CPPAD_DEBUG_AND_RELEASE is defined 
-# so we can use cppad_lib with both debug and release builds.
-sed -i.bak CppAD-%{version}/include/cppad/configure.hpp.in \
-    -e 's|# define CPPAD_CONFIGURE_HPP|&\n# define CPPAD_DEBUG_AND_RELEASE|'
-#
-# set_compile_flags.cmake: remove conditional def of CPPAD_DEBUG_AND_RELEASE 
-sed -i.bak CppAD-%{version}/cmake/set_compile_flags.cmake \
-    -e 's|-DCPPAD_DEBUG_AND_RELEASE||'
-#
-# test_more/debug_rel/CMakeLists.txt: remove def of CPPAD_DEBUG_AND_RELEASE
-sed -i.bak CppAD-%{version}/test_more/debug_rel/CMakeLists.txt \
-    -e 's|-DCPPAD_DEBUG_AND_RELEASE||'
-#
-# -----------------------------------------------------------------------------
+# Print machine epsilon before any other testing
+cat << EOF > temp.cpp
+# include <iostream>
+# include <limits>
+template <class Float> void print_epsilon(const char* type_name)
+{   Float epsilon = std::numeric_limits<Float>::epsilon();
+    std::cout << type_name << " epsilon = " << epsilon << "\n";
+}
+int main(void)
+{   print_epsilon<float>("float");
+    print_epsilon<double>("double");
+    print_epsilon<long double>("long double");
+    return 0;
+}
+EOF
+g++ -std=c++11 temp.cpp -o temp
+./temp > temp.out
+cat temp.out
+# ----------------------------------------------------------------------------
 # build
 # -----------------------------------------------------------------------------
 %build
 #
-# 1. Cannot use %%{_includedir}, %%{_libdir}, %%{_datadir}, %%{_docdir} 
-# because they are absolute paths. Relative values would be more flexible 
-# because they can be combined with %%{_prefix} to get absolute values.
-#
-# 2. The last argument to the cmake command is the directory created using 
-# the souce code tarball.
-#
-# 3. The debug_all is overridden by for cppad_lib by the edit of
+# 1. The debug_all is overridden for cppad_lib by the edit of
 # cppad_lib/CMakeLists.txt above
-cppad_cxx_flags='-Wall -pedantic-errors -std=c++11 -Wshadow -Wconversion'
+#
+# 2. The gnu c++ compiler seems to be generating an incorrect warning about
+# array bounds in thread_alloc.hpp. Use -Wno-array-bounds to suppress it.
+#
+# cppad_cxx_flags
+# extra C++ compiler flags
+cppad_cxx_flags=\
+'-Wall -pedantic-errors -std=c++11 -Wshadow -Wconversion  -Wno-array-bounds'
+#
+# CMake Warning:
+# Manually-specified variables were not used by the project:
+#    CMAKE_C_FLAGS_RELEASE
+#    CMAKE_Fortran_FLAGS_RELEASE
+#    CMAKE_INSTALL_DO_STRIP
+#    INCLUDE_INSTALL_DIR
+#    LIB_INSTALL_DIR
+#    LIB_SUFFIX
+#    SHARE_INSTALL_PREFIX
+#    SYSCONF_INSTALL_DIR
+#
 %cmake --version
 %cmake \
+    -S CppAD-%{version} \
+    -B . \
+    \
     -D CMAKE_VERBOSE_MAKEFILE=0 \
     -G 'Unix Makefiles' \
     \
@@ -143,58 +158,227 @@ cppad_cxx_flags='-Wall -pedantic-errors -std=c++11 -Wshadow -Wconversion'
     -D cmake_install_libdirs=%{_lib} \
     \
     -D cmake_install_datadir=share \
-    -D cmake_install_docdir=share/doc \
+    -D cmake_install_docdir='NOTFOUND' \
+    \
+    -D include_doc=true \
+    -D cmake_defined_ok=false \
+    -D cppad_static_lib=false \
+    -D cppad_debug_and_release=true \
     \
     -D include_adolc=false \
-    -D include_eigen=false \
     -D include_ipopt=false \
     -D include_cppadcg=false \
     \
-    -D colpack_prefix='' \
-    -D fadbad_prefix='' \
-    -D sacado_prefix='' \
+    -D colpack_prefix='NOTFOUND' \
+    -D fadbad_prefix='NOTFOUND' \
+    -D sacado_prefix='NOTFOUND' \
     \
     -D cppad_cxx_flags="$cppad_cxx_flags" \
     -D cppad_profile_flag='' \
-    -D cppad_test_vector=cppad \
-    -D cppad_max_num_theads=64 \
+    -D cppad_testvector=cppad \
+    -D cppad_max_num_threads=64 \
     -D cppad_tape_id_type=size_t \
-    -D cppad_tape_addr_type=size_t \
-    -D cppad_debug_which='debug_all' \
-    CppAD-%{version}
+    -D cppad_tape_addr_type='unsigned int' \
+    -D cppad_debug_which='debug_all'
 #
-make %{?_smp_mflags}
+# see https://docs.fedoraproject.org/en-US/packaging-guidelines/
+#   parallel_make
+%make_build
 
 # -----------------------------------------------------------------------------
 # Install
 # -----------------------------------------------------------------------------
 %install
-rm -rf %{buildroot}
-make install DESTDIR=%{buildroot}
+# https://docs.fedoraproject.org/en-US/packaging-guidelines/
+#   why_the_makeinstall_macro_should_not_be_used
+%make_install
+
+%files
+%{_libdir}/libcppad_lib.so.%{soversion}
+
+# These documentation files come from the source code tarball
+%doc COPYING uw_copy_040507.html
+
 
 %files devel
 %{_includedir}/%{name}
 %{_datadir}/pkgconfig/%{name}.pc
 %{_libdir}/pkgconfig/%{name}.pc
 %{_libdir}/libcppad_lib.so
-%{_libdir}/libcppad_lib.so.%{soversion}
-
-# These documentation files come from the source code tarball
-%doc COPYING uw_copy_040507.html
-
-%files doc
-# These documentation files come from the docukentation tarball
-%{_docdir}/%{name}
 
 # -----------------------------------------------------------------------------
 # Check
 # -----------------------------------------------------------------------------
-# use the installed include files to compile and run the tests
+# 
 %check
+#
+# Test installed version of CppAD
+g++ CppAD-%{version}/example/get_started/get_started.cpp \
+   -I %{buildroot}/%{_includedir} \
+   -Wl,-rpath,%{buildroot}/%{_libdir} \
+   %{buildroot}/%{_libdir}/libcppad_lib.so \
+   -o get_started
+./get_started
+#
+# Test building documentation
+make %{?_smp_mflags} doc_user
+#
+# Run the all the standard CppAD tests.
 make %{?_smp_mflags} check
-
+# ----------------------------------------------------------------------------
+#
+# Use %%clean with no arguments to surpress the cleanup of BUILDROOT 
+# This enables one to check that the necessary files are installed.
+%%clean
 # ----------------------------------------------------------------------------
 %changelog
+* Mon Jan 05 2026 Brad Bell <bradbell at seanet dot com> - 20260000.0-1
+- New upstream source cppad-20260000.0.
+
+* Wed Jul 23 2025 Fedora Release Engineering <releng@fedoraproject.org> - 20250000.0-5
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_43_Mass_Rebuild
+
+* Wed Feb 05 2025  <bradbell at seanet dot com> - 20250000.0-4
+- python-toml is deprecated, so current xrst-python uses python-tomli instead
+
+* Sun Jan 19 2025 Brad Bell <bradbell at seanet dot com> - 20250000.0-3
+- 1. Add the year macro and use it to define soversion and Version.
+- 2. Remove the cppad-doc subpackage because documantion for this stable 
+     version is not available at https://cppad.readthedocs.io/stable-2025/ .
+- 3. Change include_doc=true, cmake_install_docdir=NOTFOUND, and add
+     make doc_user to test building, but not installing, user documentation.
+- 4. The ppc64le arch has been fixed and now the CppAD to_string test pass
+     for long double (so we do not need to skip that test).
+- 5. Use get_started.cpp to test the installed version of CppAD.
+
+* Sat Jan 18 2025 Brad Bell <bradbell at seanet dot com> - 20250000.0-2
+- This fixes two bugs and will not be necessary
+- once the upstream source advances to 20250000.1.
+
+* Thu Jan 16 2025 Fedora Release Engineering <releng@fedoraproject.org> - 20250000.0-2
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild
+
+* Tue Jan 14 2025 Brad Bell <bradbell at seanet dot com> - 20250000.0-1
+- New upstream source cppad-20250000.0.
+
+* Wed Jul 17 2024 Fedora Release Engineering <releng@fedoraproject.org> - 20240000.3-3
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild
+
+* Fri Mar 01 2024 Brad Bell <bradbell at seanet dot com> - 20240000.3-2
+- This fixes a bug in fun2val.hpp. This change will not be necessary
+- once the upstream source advances to 20240000.4.
+
+* Sat Feb 17 2024 Brad Bell <bradbell at seanet dot com> - 20240000.3-1
+- This fixes a long standing bug; see the heading 02-14 on
+- https://cppad.readthedocs.io/latest/whats_new_24.html
+
+* Wed Jan 24 2024 Fedora Release Engineering <releng@fedoraproject.org> - 20240000.2-3
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild
+
+* Fri Jan 19 2024 Fedora Release Engineering <releng@fedoraproject.org> - 20240000.2-2
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild
+
+* Wed Jan 17 2024 Brad Bell <bradbell at seanet dot com> - 20240000.2-1
+- Upstream moved i386 special cases into cmake script.
+- Checking that other upstream changes do not affect Fedora install.
+
+* Tue Jan 09 2024 Brad Bell <bradbell at seanet dot com> - 20240000.1-1
+- thread_alloc.hpp: i386 i686: fix allignment for doubles
+- op_hash_table: i386 i686: avoid second specialization of is_pod for same type.
+- xrst.toml: add comment about why we are adding to this file.
+- xrst command: speed up parallel build by settting number_jobs.
+
+
+* Mon Jan 08 2024 Brad Bell <bradbell at seanet dot com> - 20240000.1-1
+- Upstream fix of bug found by build on buildvm-x86-16.iad2.fedoraproject.org
+
+* Sat Jan 06 2024 Brad Bell <bradbell at seanet dot com> - 20240000.0-1
+- New upstream source cppad-20240000.0.
+- require python-xrst >= 2024.0
+- xrst.toml: no need to change to pyenchant because pyspellchecker avaialble
+- upstream source changed CPPAD_DEBUG_AND_RELEASE to a cmake argument
+
+* Mon Dec 25 2023 Brad Bell <bradbell at seanet dot com> - 20230000.0-3
+- migrated to SPDX license
+- move %%doc directive before subpackages (becasue it is in main package)
+
+* Wed Jul 19 2023 Fedora Release Engineering <releng@fedoraproject.org> - 20230000.0-2
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild
+
+* Sun Jan 29 2023 Brad Bell <bradbell at seanet dot com> - 20230000.0-1
+- Move libcppad_lib.so to main package (fixes a fedpkg lint error).
+- Fix comment about where doc files come from.
+- Move %%define __cmake_in_source_build to top of spec file.
+- Add discussion of fedpkg lint files-duplicate warning.
+
+* Sat Jan 28 2023 Brad Bell <bradbell at seanet dot com> - 20230000.0-1
+- Advance upstream source to 2023.
+- Add python-xrst to BuildRequires so can buile documentation.
+- Remove Source1, change Source0 -> Source, and make definition so tarball 
+  has the same name as the directory it creates.
+- Change URL from documentation to git repo so can use in Source definition.
+- Change some cmake definitions from empty string to NOTFOUND.
+- Explicity specify the source directory (-S) and binary (-B) in camke comamnd.
+- Add comments about __cmake_in_source_build confusion
+- Update comments about cmake settings and warnings
+
+* Thu Jan 19 2023 Fedora Release Engineering <releng@fedoraproject.org> - 20220000.4-3
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild
+
+* Wed Jul 20 2022 Fedora Release Engineering <releng@fedoraproject.org> - 20220000.4-2
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_37_Mass_Rebuild
+
+* Sat May 21 2022  Brad Bell <bradbell at seanet dot com> - 20220000.4-1
+- Advance to upstream 20220000.4. Main motivation for this is to make 
+  cppad_eigen.hpp work with Eigen 3.4.0.
+
+* Mon Feb 14 2022  Brad Bell <bradbell at seanet dot com> - 20220000.1-1
+- Not necessary to advance to 20220000.2 because Fedora build is getting
+  correct result for cppad.pc.
+
+* Wed Feb 02 2022  Brad Bell <bradbell at seanet dot com> - 20220000.1-1
+- Try commenting out to_string test of long double on ppc56le arch.
+  This problem does not reproduce on ppc64le-test.fedorainfracloud.org.
+
+* Tue Feb 01 2022  Brad Bell <bradbell at seanet dot com> - 20220000.1-1
+- Modify to_string.cpp patch to print out more information on failure.
+- Add simple program to print machine epsilon before any other testing.
+
+* Mon Jan 31 2022  Brad Bell <bradbell at seanet dot com> - 20220000.1-1
+- Fix following long standing typos in cmake command:
+- 1. cppad_test_vector -> cppad_testvector
+- 2. cppad_max_num_theads -> cppad_max_num_threads
+- Temporary change to debug ppc64le build failure: replace to_string.cpp
+- Replace temporary change by a patch to example/utility/to_string.cpp
+
+* Mon Jan 24 2022 Brad Bell <bradbell at seanet dot com> - 20220000.1-1
+- Advance to upstream source 20220000.1
+- Add -Wno-array-bounds to compiler flags (see remarks about this flag)
+
+* Wed Jan 19 2022 Fedora Release Engineering <releng@fedoraproject.org> - 20210000.7-2
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_36_Mass_Rebuild
+
+* Mon Aug 02 2021 Brad Bell <bradbell at seanet dot com> - 20210000.7-1
+- Advance to upstream source 20210000.7
+
+* Wed Jul 21 2021 Fedora Release Engineering <releng@fedoraproject.org> - 20210000.5-3
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_35_Mass_Rebuild
+
+* Sun Mar 07 2021 Brad Bell <bradbell at seanet dot com> - 20210000.5-2
+- Remove %%debug_package (not necessary to create debug info).
+- Use %%setup to unpack tarballs (sets premissions properly).
+- Add comments about using %%clean to check BUILDROOT.
+
+* Sun Feb 28 2021 Brad Bell <bradbell at seanet dot com> - 20210000.5-1
+- Advance to upstream source 20210000.5
+- Remove patches that are no longer necessary.
+- Change: Source1, Source2 -> Source0, Source1.
+- Change: make %%{?_smp_mflags} -> %%make_build
+- Change: make install DESTDIR=%%{buildroot} -> %%make_install.
+
+* Thu Feb 18 2021 Brad Bell <bradbell at seanet dot com> - 20210000.3-3
+- Patch corresponding to bug fix in upstream source 20210000.5
+
 * Tue Feb 02 2021 Brad Bell <bradbell at seanet dot com> - 20210000.3-2
 - Patch corresponding to bug fix in upstream source 20210000.4
 

get_tarball.sh

@@ -0,0 +1,16 @@
+# /usr/bin/env bash
+set -e -u
+#
+version=$(sed -n cppad.spec -e '/^Version:/p' | sed -e 's|^Version: *||')
+url=$(sed -n cppad.spec -e '/^URL:/p' | sed -e 's|^URL: *||')
+local_tarball="CppAD-${version}.tar.gz"
+remote_tarball="$url/archive/$version/$local_tarball"
+if [ -e "$local_tarball" ]
+then
+   echo "get_tarball.sh: $local_tarball already exists"
+   exit 1
+fi
+wget $tarball
+#
+echo 'get_tarball.sh: OK'
+exit 0

sources

@@ -1,2 +1 @@
-SHA512 (20210000.3.tar.gz) = fd6ab2610b8cc62c477622728992d348d0d4acde2e66f4e2d14847697832eb5a84bf2db480731fea57974b994bfe9d3b549336be82c745681ddfec65600ab3e2
-SHA512 (20210000.doc.tar.gz) = 4e7be2b01d6b2d1bd3862a3260176806432893403bc3ba98bbdaad4a701abb64d9f47ccb408fe5e6e8360b4642a65395865274aea184a36aed7baa15d1ee6560
+SHA512 (CppAD-20260000.0.tar.gz) = abe9dd9a971f8d154990d54c1f798c8cab6bf90d016bb288efbcb23a14331897762610295658eec04fb50e5c13b05f4bb6b50a4647d6f0468eb94833dc3400d2