name: Linux IBM tests

on:

pull_request:

branches:

- main

- maintenance/**

paths-ignore:

- '**.pyi'

- '**.md'

- '**.rst'

- 'tools/stubtest/**'

workflow_dispatch:

permissions:

contents: read

concurrency:

group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}

cancel-in-progress: true

jobs:

native_ibm:

# These jobs runs only in the main NumPy repository.

# It requires a native ppc64le and s390x GHA runners, which are not available on forks.

# For more details, see: https://github.com/numpy/numpy/issues/29125

if: github.repository == 'numpy/numpy'

runs-on: ${{ matrix.config.runner }}

strategy:

fail-fast: false

matrix:

config:

- name: "ppc64le/gcc - baseline(default)"

args: "-Dallow-noblas=false"

runner: ubuntu-24.04-ppc64le-p10

compiler: "gcc"

- name: "ppc64le/clang - baseline(default)"

args: "-Dallow-noblas=false"

runner: ubuntu-24.04-ppc64le-p10

compiler: "clang"

- name: "s390x/gcc - baseline(default)"

args: "-Dallow-noblas=false"

runner: ubuntu-24.04-s390x

compiler: "gcc"

- name: "s390x/clang - baseline(default)"

args: "-Dallow-noblas=false"

runner: ubuntu-24.04-s390x

compiler: "clang"

- name: "s390x/gcc - baseline(Z15/VXE2)"

args: "-Dallow-noblas=false -Dcpu-baseline=vxe2"

runner: ubuntu-24.04-s390x

compiler: "gcc"

- name: "s390x/clang - baseline(Z15/VXE2)"

args: "-Dallow-noblas=false -Dcpu-baseline=vxe2"

runner: ubuntu-24.04-s390x

compiler: "clang"

name: "${{ matrix.config.name }}"

steps:

- uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2

with:

submodules: recursive

fetch-tags: true

- name: Install dependencies

run: |

sudo apt update

sudo apt install -y python3.12 python3-pip python3-dev ninja-build gfortran \

build-essential libopenblas-dev liblapack-dev pkg-config

pip install --upgrade pip

pip install -r requirements/build_requirements.txt -r requirements/test_requirements.txt

echo "/home/runner/.local/bin" >> $GITHUB_PATH

- name: Install clang

if: matrix.config.compiler == 'clang'

run: |

sudo apt install -y clang-20

echo CC=clang-20 >> $GITHUB_ENV

echo CXX=clang++-20 >> $GITHUB_ENV

- name: Meson Build

run: |

spin build -- ${{ matrix.config.args }}

- name: Meson Log

if: always()

run: cat build/meson-logs/meson-log.txt

- name: Run Tests

run: |

spin test -- --timeout=60 --durations=10