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CI Restore the six Clang 18 jobs #304

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CI Restore the six Clang 18 jobs #304

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22bf409
CI Install Clang 18 from Ubuntu packages
Swapnil-byte-798 Nov 12, 2026
2b52c6e
CI Preserve the installer executable bit
Swapnil-byte-798 Nov 12, 2026
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13 changes: 7 additions & 6 deletions .github/workflows/test.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -132,9 +132,10 @@ jobs:
CC_INNER_LOOP: "gcc"
INSTALL_OPENCV: "true"

# Pin the Clang 18 jobs to Ubuntu 24.04 for its LLVM 18 packages.
# Linux + Python 3.10 and homogeneous runtime nesting.
- name: py310_conda_openblas_clang_clang
os: ubuntu-latest
os: ubuntu-24.04
PACKAGER: "conda"
PYTHON_VERSION: "3.10"
BLAS: "openblas"
Expand All @@ -145,7 +146,7 @@ jobs:
# Linux environment with MKL and Clang (known to be unsafe for
# threadpoolctl) to only test the warning from multiple OpenMP.
- name: pylatest_conda_mkl_clang_gcc
os: ubuntu-latest
os: ubuntu-24.04
PYTHON_VERSION: "*"
PACKAGER: "conda"
BLAS: "mkl"
Expand All @@ -166,7 +167,7 @@ jobs:
# Linux + Python 3.11 with numpy / scipy installed with pip from PyPI
# and heterogeneous OpenMP runtimes.
- name: py311_pip_openblas_gcc_clang
os: ubuntu-latest
os: ubuntu-24.04
PACKAGER: "pip"
PYTHON_VERSION: "3.11"
CC_OUTER_LOOP: "gcc"
Expand Down Expand Up @@ -207,7 +208,7 @@ jobs:
CC_INNER_LOOP: "gcc"
# Linux environment with no numpy and heterogeneous OpenMP runtimes.
- name: pylatest_conda_nonumpy_gcc_clang
os: ubuntu-latest
os: ubuntu-24.04
PACKAGER: "conda"
PYTHON_VERSION: "*"
NO_NUMPY: "true"
Expand All @@ -216,7 +217,7 @@ jobs:

# Linux environments with numpy linked to BLIS
- name: pylatest_blis_gcc_clang_openmp
os: ubuntu-latest
os: ubuntu-24.04
PYTHON_VERSION: "*"
INSTALL_BLAS: "blis"
BLIS_NUM_THREAEDS: "4"
Expand All @@ -225,7 +226,7 @@ jobs:
BLIS_CC: "clang-18"
BLIS_ENABLE_THREADING: "openmp"
- name: pylatest_blis_clang_gcc_pthreads
os: ubuntu-latest
os: ubuntu-24.04
PYTHON_VERSION: "*"
INSTALL_BLAS: "blis"
BLIS_NUM_THREADS: "4"
Expand Down
9 changes: 3 additions & 6 deletions continuous_integration/install.sh
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Expand Up @@ -7,16 +7,13 @@ set -xe
UNAMESTR=`uname`


# Install a recent version of clang and libomp if needed
# Only applicable to linux jobs
# Install the matching Clang and OpenMP packages from Ubuntu 24.04.
if [[ "$CC_OUTER_LOOP" == "clang-18" ]] || \
[[ "$CC_INNER_LOOP" == "clang-18" ]] || \
[[ "$BLIS_CC" == "clang-18" ]]
then
wget https://apt.llvm.org/llvm.sh
chmod +x llvm.sh
sudo ./llvm.sh 18
sudo apt-get install libomp-dev
sudo apt-get update
sudo apt-get install -y clang-18 libomp-18-dev
fi


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