Do not enable extra ISA extensions based on the build host

We must confine ourselves to the baseline features of each architecture
unless runtime feature detection is used.

.gitignore

@@ -5,4 +5,3 @@
 /arbor-0.5.2.tar.gz
 /arbor-0.6.tar.gz
 /arbor-0.7.tar.gz
-/arbor-0.9.0.tar.gz

.packit.yaml

@@ -1,13 +0,0 @@
-upstream_project_url: https://github.com/arbor-sim/arbor
-upstream_tag_template: v{version}
-
-jobs:
-  - job: pull_from_upstream
-    trigger: release
-    dist_git_branches:
-      - fedora-rawhide
-  - job: koji_build
-
-    trigger: commit
-    dist_git_branches:
-      - fedora-all

0001-Fix-a-few-typos-that-cause-failure-to-compile-with-G.patch

@@ -1,41 +0,0 @@
-From 8880ff435f69b515a57e60e8b7434dad9e47847e Mon Sep 17 00:00:00 2001
-From: "Benjamin A. Beasley" <code@musicinmybrain.net>
-Date: Thu, 16 Jan 2025 09:49:20 -0500
-Subject: [PATCH] Fix a few typos that cause failure to compile with GCC 15
-
-These were eventually included in
-76120d16c00ae67128c3c69421ab712f985f3445, along with many other changes.
----
- arbor/include/arbor/util/expected.hpp | 2 +-
- python/strprintf.hpp                  | 2 +-
- 2 files changed, 2 insertions(+), 2 deletions(-)
-
-diff --git a/arbor/include/arbor/util/expected.hpp b/arbor/include/arbor/util/expected.hpp
-index 9d860f65..1af88eb4 100644
---- a/arbor/include/arbor/util/expected.hpp
-+++ b/arbor/include/arbor/util/expected.hpp
-@@ -486,7 +486,7 @@ struct expected<void, E> {
-     // Swap ops.
- 
-     void swap(expected& other) {
--        data_.swap(other.data);
-+        data_.swap(other.data_);
-     }
- 
-     // Accessors.
-diff --git a/python/strprintf.hpp b/python/strprintf.hpp
-index 63801677..2ccf12c1 100644
---- a/python/strprintf.hpp
-+++ b/python/strprintf.hpp
-@@ -168,7 +168,7 @@ namespace impl {
-             for (auto& x: s.seq_) {
-                 if (!first) o << s.sep_;
-                 first = false;
--                o << s.f(x);
-+                o << s.f_(x);
-             }
-             return o;
-         }
--- 
-2.47.1
-

2080.patch

@@ -0,0 +1,33 @@
+From 884c568f96bc10079f28f4b2b7c8fc120c020053 Mon Sep 17 00:00:00 2001
+From: "Benjamin A. Beasley" <code@musicinmybrain.net>
+Date: Thu, 19 Jan 2023 10:10:21 -0500
+Subject: [PATCH] Add some missing #include directives
+
+Fixes failure to compile with GCC 13.
+---
+ arbor/include/arbor/morph/primitives.hpp | 1 +
+ arbor/threading/threading.cpp            | 1 +
+ 2 files changed, 2 insertions(+)
+
+diff --git a/arbor/include/arbor/morph/primitives.hpp b/arbor/include/arbor/morph/primitives.hpp
+index 4be04670b..9d75060df 100644
+--- a/arbor/include/arbor/morph/primitives.hpp
++++ b/arbor/include/arbor/morph/primitives.hpp
+@@ -2,6 +2,7 @@
+ 
+ #include <algorithm>
+ #include <cstdlib>
++#include <cstdint>
+ #include <ostream>
+ #include <vector>
+ 
+diff --git a/arbor/threading/threading.cpp b/arbor/threading/threading.cpp
+index 552fda90a..4c786b867 100644
+--- a/arbor/threading/threading.cpp
++++ b/arbor/threading/threading.cpp
+@@ -1,4 +1,5 @@
+ #include <atomic>
++#include <stdexcept>
+ 
+ #include <arbor/assert.hpp>
+ #include <arbor/util/scope_exit.hpp>

arbor-0.9.0-pybind11-3.0.patch

@@ -1,22 +0,0 @@
-diff -Naur arbor-0.9.0-original/python/pyarb.hpp arbor-0.9.0/python/pyarb.hpp
---- arbor-0.9.0-original/python/pyarb.hpp	2023-08-10 10:47:38.000000000 +0100
-+++ arbor-0.9.0/python/pyarb.hpp	2025-11-03 08:24:00.093256311 +0000
-@@ -13,18 +13,6 @@
- 
- #include <pybind11/pybind11.h>
- 
--// Version check
--#define mk_tok(x) #x
--#define mk_ver(M, m, p) mk_tok(M) "." mk_tok(m) "." mk_tok(p)
--#define PB11_ERR(M, m, p) "Required version of pybind11 is 2.8.1 <= version < 3.0.0 Found " mk_ver(M, m, p)
--static_assert((PYBIND11_VERSION_HEX >= 0x02080100)
--              &&
--              (PYBIND11_VERSION_HEX  < 0x03000000),
--              PB11_ERR(PYBIND11_VERSION_MAJOR, PYBIND11_VERSION_MINOR, PYBIND11_VERSION_PATCH));
--#undef PB11_ERR
--#undef mk_ver
--#undef mk_tok
--
- namespace pyarb {
- 
- // Sample recorder object interface.

arbor.spec

@@ -14,21 +14,15 @@ Documentation is available at https://arbor.readthedocs.io/en/latest/
 }
 
 # Best to start with the serial version when debugging build failures
-%bcond mpich 1
-%bcond openmpi 1
+%bcond_without mpich
+%bcond_without openmpi
 
-%bcond tests 1
-
-# Python unit tests in MPI environment fail in a non-deterministic way.
-# Using pytest _as is_ doesn't work either and `-m unittest` does not
-# allow filtering tests as `pytest -k` does.
-# For now we don't run the Python MPI tests.
-%bcond mpi_py_unittest 0
+%bcond_without tests
 
 %global forgeurl            https://github.com/arbor-sim/arbor
 
 Name:           arbor
-Version:        0.9.0
+Version:        0.7
 Release:        %autorelease
 Summary:        Multi-compartment neural network simulation library
 
@@ -42,16 +36,13 @@ Source2:        https://raw.githubusercontent.com/arbor-sim/arbor/master/scripts
 License:        BSD-3-Clause
 
 Patch:          0001-Quote-various-cmake-var-values.patch
-# Tests are failing to compile due to some missing includes
-Patch:          fix-missing-includes.patch
-# Fix a few typos that cause failure to compile with GCC 15
-#
-# These were eventually included in
-# 76120d16c00ae67128c3c69421ab712f985f3445, along with many other changes.
-Patch:          0001-Fix-a-few-typos-that-cause-failure-to-compile-with-G.patch
-# Remove the hard-coded pybind11 version check so that we can build with
-# pybind11 3.0; this is part of https://github.com/arbor-sim/arbor/pull/2481.
-Patch:          arbor-0.9.0-pybind11-3.0.patch
+# Add some missing #include directives
+# Fixes failure to compile with GCC 13.
+# https://github.com/arbor-sim/arbor/pull/2080
+Patch:          %{forgeurl}/pull/2080.patch
+# Replace use of LooseVersion from distutils.version (removed in Python3.12)
+# https://github.com/arbor-sim/arbor/pull/2157
+Patch:          looseversion.patch
 
 # Random123 does not support:
 #   mips64r2 mips32r2 s390
@@ -73,6 +64,7 @@ BuildRequires:  python3-setuptools
 BuildRequires:  Random123-devel
 BuildRequires:  tclap-devel
 BuildRequires:  pugixml-devel
+Provides:       python3-arbor = %{version}-%{release}
 
 # For validation, but we don't have these BRs
 # BuildRequires:  julia julia-sundials julia-unitful julia-JSON
@@ -86,9 +78,6 @@ BuildRequires:  %{py3_dist seaborn}
 # Required by arbor
 Requires:       %{py3_dist numpy}
 
-# Provide Python meta data for packages requiring arbor
-%py_provides python3-arbor
-
 %description %{_description}
 
 %package devel
@@ -101,13 +90,11 @@ Provides:   arbor-static = %{version}-%{release}
 %package doc
 # Does not require the main package, since it may be installed by people using
 # the MPI builds
-Summary:        Documentation for arbor
+Summary:    Documentation for arbor
 BuildRequires:  python3-sphinx
 BuildRequires:  python3-sphinx_rtd_theme
 BuildRequires:  python3-svgwrite
 
-BuildArch:      noarch
-
 %description doc %{_description}
 
 %if %{with mpich}
@@ -185,9 +172,6 @@ find . -type f -name "CMakeLists.txt" -exec sed -i -e 's/ext-tclap//' -e 's/ext-
 # Correct Python shebangs in all files
 find . -type f -name "*" -exec sed -i 's|^#![  ]*/usr/bin/env.*python.*$|#!/usr/bin/python3|' {} 2>/dev/null ';'
 
-# Fix shebang (special case)
-sed -i 's|^#![  ]*/usr/env/bin.*python.*$|#!/usr/bin/python3|' example/lfp/neuron_lfp_example.py
-
 # test scripts
 cp %{SOURCE1} scripts/
 cp %{SOURCE2} scripts/
@@ -232,7 +216,6 @@ pushd build$MPI_COMPILE_TYPE  &&
         -DARB_WITH_MPI:BOOL=$MPI_YES \\\
         -DARB_WITH_GPU:BOOL=OFF \\\
         -DARB_ARCH:STRING="none" \\\
-        -DARB_CXX_FLAGS_TARGET:STRING="-ffat-lto-objects" \\\
         -DCMAKE_INSTALL_LIBDIR=%{_lib} \\\
         -DARB_WITH_PYTHON:BOOL=ON \\\
         -DARB_PYTHON_LIB_PATH:STRING=$MPI_PYTHON3_SITEARCH \\\
@@ -365,51 +348,51 @@ popd
 %endif
 
 
-# https://github.com/arbor-sim/arbor/blob/master/.github/workflows/test-matrix.yml
+# https://github.com/arbor-sim/arbor/blob/master/.github/workflows/test-everything.yml
 %if %{with tests}
 %check
-
-# Taken from upstream's GitHub workflow
-%global mpirun mpirun -n %{_smp_build_ncpus}
+# General tests
+export PYTHONPATH="%{buildroot}%{python3_sitearch}:%{buildroot}%{python3_sitelib}"
+# for arbor-build-catalogue
+export PATH="$PATH:%{buildroot}/%{_bindir}"
 
 # these tests segfault, filter out
-gtest_filter="${gtest_filter--}${gtest_filter+:}*diffusion*"
-
 pushd build-serial
-    %{py3_test_envvars} %{python3} -m unittest discover -v -s ../python
-    ./bin/unit ${gtest_filter+--gtest_filter=}${gtest_filter-}
+    %{python3} -m unittest discover -v -s ../python
+    ./bin/unit --gtest_filter=-*task_system.test_copy*:*notification_queue.test_copy*
     ./bin/unit-modcc
     cp ../scripts/run_cpp_examples.sh .
     ./run_cpp_examples.sh
 popd
+./scripts/run_python_examples.sh
 
 # MPICH
 %if %{with mpich}
 %{_mpich_load}
+export PYTHONPATH="%{buildroot}/$MPI_PYTHON3_SITEARCH"
+export PATH="$PATH:."
 pushd build-mpich
-%if %{with mpi_py_unittest}
-    %{py3_test_envvars} %{mpirun} %{python3} -m unittest discover -v -s ../python
-%endif
-    %{mpirun} ./bin/unit-mpi
+    mpirun -n %{_smp_build_ncpus} %{python3} -m unittest discover -v -s ../python
+    mpirun -n %{_smp_build_ncpus} ./bin/unit-mpi
     cp ../scripts/run_cpp_examples.sh .
-    ./run_cpp_examples.sh "%{mpirun}"
+    ./run_cpp_examples.sh "mpirun -n %{_smp_build_ncpus}"
 popd
-%{py3_test_envvars} ./scripts/run_python_examples.sh  "%{mpirun}"
+./scripts/run_python_examples.sh  "mpirun -n %{_smp_build_ncpus}"
 %{_mpich_unload}
 %endif
 
 # OpenMPI
 %if %{with openmpi}
 %{_openmpi_load}
+export PYTHONPATH="%{buildroot}/$MPI_PYTHON3_SITEARCH"
+export PATH="$PATH:."
 pushd build-openmpi
-%if %{with mpi_py_unittest}
-    %{py3_test_envvars} %{mpirun} %{python3} -m unittest discover -v -s ../python
-%endif
-    %{mpirun} ./bin/unit-mpi
+    mpirun -n %{_smp_build_ncpus} %{python3} -m unittest discover -v -s ../python
+    mpirun -n %{_smp_build_ncpus} ./bin/unit-mpi
     cp ../scripts/run_cpp_examples.sh .
-    ./run_cpp_examples.sh "%{mpirun}"
+    ./run_cpp_examples.sh "mpirun -n %{_smp_build_ncpus}"
 popd
-%{py3_test_envvars} ./scripts/run_python_examples.sh  "%{mpirun}"
+./scripts/run_python_examples.sh  "mpirun -n %{_smp_build_ncpus}"
 %{_openmpi_unload}
 %endif
 %endif

fix-missing-includes.patch

@@ -1,43 +0,0 @@
-From fa15938c196bf317e0292d41ec7d341978e9ed08 Mon Sep 17 00:00:00 2001
-From: Sandro <devel@penguinpee.nl>
-Date: Mon, 29 Apr 2024 14:35:01 +0200
-Subject: [PATCH] Fix missing includes
-
-Tests are failing to compile without those.
-
-diff --git a/test/unit/common.hpp b/test/unit/common.hpp
-index db75e4d1..e02b9df2 100644
---- a/test/unit/common.hpp
-+++ b/test/unit/common.hpp
-@@ -11,6 +11,7 @@
- #include <unordered_map>
- #include <utility>
- #include <vector>
-+#include <algorithm>
- 
- #include <gtest/gtest.h>
- 
-diff --git a/test/unit/test_event_queue.cpp b/test/unit/test_event_queue.cpp
-index daa0ccb9..17c10378 100644
---- a/test/unit/test_event_queue.cpp
-+++ b/test/unit/test_event_queue.cpp
-@@ -6,6 +6,7 @@
- #include <arbor/spike_event.hpp>
- 
- #include "event_queue.hpp"
-+#include "common.hpp"
- 
- using namespace arb;
- 
-diff --git a/test/unit/test_ordered_forest.cpp b/test/unit/test_ordered_forest.cpp
-index c58c76a4..12f7bd31 100644
---- a/test/unit/test_ordered_forest.cpp
-+++ b/test/unit/test_ordered_forest.cpp
-@@ -5,6 +5,7 @@
- 
- #include <gtest/gtest.h>
- #include "util/ordered_forest.hpp"
-+#include "common.hpp"
- 
- using arb::util::ordered_forest;
- 

looseversion.patch

@@ -0,0 +1,25 @@
+diff --git a/pyproject.toml b/pyproject.toml
+index 0d732541..12e003e2 100644
+--- a/pyproject.toml
++++ b/pyproject.toml
+@@ -46,6 +46,7 @@ requires = [
+     "scikit-build",
+     "cmake>=3.18",
+     "ninja",
++    "looseversion",
+ ]
+ build-backend = "setuptools.build_meta"
+ 
+diff --git a/scripts/tsplot b/scripts/tsplot
+index c64e7b18..10ddf3f4 100755
+--- a/scripts/tsplot
++++ b/scripts/tsplot
+@@ -11,7 +11,7 @@ import matplotlib as M
+ import matplotlib.pyplot as P
+ import numbers
+ from functools import reduce
+-from distutils.version import LooseVersion
++from looseversion import LooseVersion
+ from itertools import chain, islice, cycle
+ 
+ # Run-time check for matplot lib version for line style functionality.

sources

@@ -1 +1 @@
-SHA512 (arbor-0.9.0.tar.gz) = fa0280cae870c150c8f891949da9d6276f672bb7191b7b982cda4695dd38e3bffdd0dfa5f3acc2cf940909f64eb9da04cd11aeb7a4baa262fdbcd99be618aa15
+SHA512 (arbor-0.7.tar.gz) = 66471172e159c87c930c89cfed20020cd7c770e0fd5f32b265197710c7bbd2920cfa018f384553130dd93645e149ccb71f64cc04208534c96b4e581f0c0acb50