ssam18 · JohanMabille · Jan 6, 2026 · Jan 9, 2026 · Jan 29, 2026 · Apr 7, 2026
diff --git a/.github/workflows/linux.yml b/.github/workflows/linux.yml
@@ -12,28 +12,47 @@ defaults:
     shell: bash -e -l {0}
 jobs:
   build:
-    runs-on: ubuntu-24.04
-    name: ${{ matrix.sys.compiler }} ${{ matrix.sys.version }} - ${{ matrix.sys.name }}
+    runs-on: ${{ matrix.os }}
+    name: ${{ matrix.os }} ${{ matrix.sys.compiler }} ${{ matrix.sys.version }} - ${{ matrix.sys.name }}
     strategy:
       fail-fast: false
       matrix:
+        os: [ubuntu-24.04, ubuntu-24.04-arm]
         sys:
         - {compiler: clang, version: '17', name: assert, flags: -DXTENSOR_ENABLE_ASSERT=ON}
         - {compiler: clang, version: '18', name: column-major, flags: -DDEFAULT_COLUMN_MAJOR=ON}
         - {compiler: clang, version: '19', name: assert, flags: -DXTENSOR_ENABLE_ASSERT=ON}
         - {compiler: clang, version: '20', name: column-major, flags: -DDEFAULT_COLUMN_MAJOR=ON}
         - {compiler: clang, version: '21', name: assert, flags: -DXTENSOR_ENABLE_ASSERT=ON}
+        - {compiler: clang, version: '21', name: column-major, flags: -DDEFAULT_COLUMN_MAJOR=ON}
+        - {compiler: clang, version: '22', name: assert, flags: -DXTENSOR_ENABLE_ASSERT=ON}
+        - {compiler: clang, version: '22', name: column-major, flags: -DDEFAULT_COLUMN_MAJOR=ON}
         - {compiler: gcc, version: '11', name: openmp, flags: -DXTENSOR_USE_OPENMP=ON}
         - {compiler: gcc, version: '11', name: noexcept, flags: -DXTENSOR_DISABLE_EXCEPTIONS=ON}
         - {compiler: gcc, version: '12', name: xsimd, flags: -DXTENSOR_USE_XSIMD=ON}
         - {compiler: gcc, version: '13', name: xsimd-tbb, flags: -DXTENSOR_USE_XSIMD=ON -DXTENSOR_USE_TBB=ON}
         - {compiler: gcc, version: '13', name: tbb, flags: -DXTENSOR_USE_TBB=ON -DTBB_INCLUDE_DIR=$CONDA_PREFIX/include -DTBB_LIBRARY=$CONDA_PREFIX/lib}
         - {compiler: gcc, version: '14', name: xsimd-tbb, flags: -DXTENSOR_USE_XSIMD=ON -DXTENSOR_USE_TBB=ON}
         - {compiler: gcc, version: '14', name: tbb, flags: -DXTENSOR_USE_TBB=ON -DTBB_INCLUDE_DIR=$CONDA_PREFIX/include -DTBB_LIBRARY=$CONDA_PREFIX/lib}
+        # TODO: Activate following gcc versions when switching github runner to ubuntu 26.04
+        # - {compiler: gcc, version: '15', name: xsimd-tbb, flags: -DXTENSOR_USE_XSIMD=ON -DXTENSOR_USE_TBB=ON}
+        # - {compiler: gcc, version: '15', name: tbb, flags: -DXTENSOR_USE_TBB=ON -DTBB_INCLUDE_DIR=$CONDA_PREFIX/include -DTBB_LIBRARY=$CONDA_PREFIX/lib}
+        # - {compiler: gcc, version: '16', name: xsimd-tbb, flags: -DXTENSOR_USE_XSIMD=ON -DXTENSOR_USE_TBB=ON}
+        # - {compiler: gcc, version: '16', name: tbb, flags: -DXTENSOR_USE_TBB=ON -DTBB_INCLUDE_DIR=$CONDA_PREFIX/include -DTBB_LIBRARY=$CONDA_PREFIX/lib}
+        exclude:
+        - os: ubuntu-24.04-arm
+          sys:
+            compiler: gcc
+            version: '12'
+        - os: ubuntu-24.04-arm
+          sys:
+            compiler: gcc
+            version: '11'
+
     steps:
     - name: Install GCC
       if: matrix.sys.compiler == 'gcc'
-      uses: egor-tensin/setup-gcc@v1
+      uses: egor-tensin/setup-gcc@v2
       with:
         version: ${{matrix.sys.version}}
         platform: x64
@@ -53,7 +72,7 @@ jobs:
         sudo update-alternatives --set clang-scan-deps /usr/bin/clang-scan-deps-${{matrix.sys.version}}
 
     - name: Checkout code
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
 
     - name: Set conda environment
       uses: mamba-org/setup-micromamba@main

diff --git a/.github/workflows/osx.yml b/.github/workflows/osx.yml
@@ -18,7 +18,6 @@ jobs:
       fail-fast: false
       matrix:
         os:
-        - 13
         - 14
         - 15
 

diff --git a/.github/workflows/static-analysis.yml b/.github/workflows/static-analysis.yml
@@ -10,5 +10,13 @@ jobs:
   pre-commit:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
-    - uses: pre-commit/action@v3.0.0
+    - uses: actions/checkout@v6
+    - uses: pre-commit/action@v3.0.1
+
+  include-check:
+    runs-on: ubuntu-latest
+    name: Check unused standard includes
+    steps:
+    - uses: actions/checkout@v6
+    - run: pip install diskarzhan
+    - run: diskarzhan `find include -name '*.hpp'`
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
@@ -24,12 +24,13 @@ repos:
   - id: remove-tabs
     args: [--whitespaces-count, '4']
 - repo: https://github.com/macisamuele/language-formatters-pre-commit-hooks
-  rev: v2.11.0
+  rev: v2.16.0
   hooks:
   - id: pretty-format-yaml
     args: [--autofix, --indent, '2']
     types: [file]
     files: \.(yaml|yml|clang-format)
+    additional_dependencies: [setuptools]
 - repo: https://github.com/tdegeus/cpp_comment_format
   rev: v0.2.1
   hooks:

diff --git a/docs/source/api/accumulating_functions.rst b/docs/source/api/accumulating_functions.rst
@@ -11,10 +11,5 @@ Accumulating functions
 
 Defined in ``xtensor/core/xmath.hpp``
 
-.. doxygenfunction:: cumsum(E&&)
-
-.. doxygenfunction:: cumsum(E&&, std::ptrdiff_t)
-
-.. doxygenfunction:: cumprod(E&&)
-
-.. doxygenfunction:: cumprod(E&&, std::ptrdiff_t)
+.. doxygengroup:: acc_functions
+   :members:
diff --git a/docs/source/api/basic_functions.rst b/docs/source/api/basic_functions.rst
@@ -11,26 +11,5 @@ Basic functions
 
 Defined in ``xtensor/core/xmath.hpp``
 
-.. doxygenfunction:: abs(E&&)
-
-.. doxygenfunction:: fabs(E&&)
-
-.. doxygenfunction:: fmod(E1&&, E2&&)
-
-.. doxygenfunction:: remainder(E1&&, E2&&)
-
-.. doxygenfunction:: fma(E1&&, E2&&, E3&&)
-
-.. doxygenfunction:: maximum(E1&&, E2&&)
-
-.. doxygenfunction:: minimum(E1&&, E2&&)
-
-.. doxygenfunction:: fmax(E1&&, E2&&)
-
-.. doxygenfunction:: fmin(E1&&, E2&&)
-
-.. doxygenfunction:: fdim(E1&&, E2&&)
-
-.. doxygenfunction:: clip(E1&&, E2&&, E3&&)
-
-.. doxygenfunction:: sign(E&&)
+.. doxygengroup:: basic_functions
+   :members:
diff --git a/docs/source/api/classif_functions.rst b/docs/source/api/classif_functions.rst
@@ -11,12 +11,5 @@ Classification functions
 
 Defined in ``xtensor/core/xmath.hpp``
 
-.. doxygenfunction:: isfinite(E&&)
-
-.. doxygenfunction:: isinf(E&&)
-
-.. doxygenfunction:: isnan(E&&)
-
-.. doxygenfunction:: isclose(E1&&, E2&&, double, double, bool)
-
-.. doxygenfunction:: allclose(E1&&, E2&, double, double)
+.. doxygengroup:: classif_functions
+   :members:
diff --git a/docs/source/api/error_functions.rst b/docs/source/api/error_functions.rst
@@ -11,10 +11,5 @@ Error and gamma functions
 
 Defined in ``xtensor/core/xmath.hpp``
 
-.. doxygenfunction:: erf(E&&)
-
-.. doxygenfunction:: erfc(E&&)
-
-.. doxygenfunction:: tgamma(E&&)
-
-.. doxygenfunction:: lgamma(E&&)
+.. doxygengroup:: err_functions
+   :members:
diff --git a/docs/source/api/exponential_functions.rst b/docs/source/api/exponential_functions.rst
@@ -11,16 +11,5 @@ Exponential functions
 
 Defined in ``xtensor/core/xmath.hpp``
 
-.. doxygenfunction:: exp(E&&)
-
-.. doxygenfunction:: exp2(E&&)
-
-.. doxygenfunction:: expm1(E&&)
-
-.. doxygenfunction:: log(E&&)
-
-.. doxygenfunction:: log2(E&&)
-
-.. doxygenfunction:: log10(E&&)
-
-.. doxygenfunction:: log1p(E&&)
+.. doxygengroup:: exp_functions
+   :members:
diff --git a/docs/source/api/hyperbolic_functions.rst b/docs/source/api/hyperbolic_functions.rst
@@ -11,20 +11,5 @@ Hyperbolic functions
 
 Defined in ``xtensor/core/xmath.hpp``
 
-.. _sinh-function-reference:
-.. doxygenfunction:: sinh(E&&)
-
-.. _cosh-function-reference:
-.. doxygenfunction:: cosh(E&&)
-
-.. _tanh-function-reference:
-.. doxygenfunction:: tanh(E&&)
-
-.. _asinh-func-ref:
-.. doxygenfunction:: asinh(E&&)
-
-.. _acosh-func-ref:
-.. doxygenfunction:: acosh(E&&)
-
-.. _atanh-func-ref:
-.. doxygenfunction:: atanh(E&&)
+.. doxygengroup:: hyper_functions
+   :members:
diff --git a/docs/source/api/index_related.rst b/docs/source/api/index_related.rst
@@ -9,10 +9,7 @@ Index related functions
 
 Defined in ``xtensor/core/xoperation.hpp``
 
-.. doxygenfunction:: where(const T&)
+The logical operator group documents the index-producing overloads of
+``xt::where``, ``xt::nonzero`` and ``xt::argwhere``.
 
-.. doxygenfunction:: nonzero(const T&)
-
-.. doxygenfunction:: argwhere
-
-.. doxygenfunction:: from_indices
+``xt::from_indices`` is documented on the ``xtensor`` API page.
diff --git a/docs/source/api/nan_functions.rst b/docs/source/api/nan_functions.rst
@@ -11,26 +11,5 @@ NaN functions
 
 Defined in ``xtensor/core/xmath.hpp``
 
-.. doxygenfunction:: nan_to_num(E&&)
-
-.. doxygenfunction:: nanmin(E&&, X&&, EVS)
-
-.. doxygenfunction:: nanmax(E&&, X&&, EVS)
-
-.. doxygenfunction:: nansum(E&&, X&&, EVS)
-
-.. doxygenfunction:: nanmean(E&&, X&&, EVS)
-
-.. doxygenfunction:: nanvar(E&&, X&&, EVS)
-
-.. doxygenfunction:: nanstd(E&&, X&&, EVS)
-
-.. doxygenfunction:: nanprod(E&&, X&&, EVS)
-
-.. doxygenfunction:: nancumsum(E&&)
-
-.. doxygenfunction:: nancumsum(E&&, std::ptrdiff_t)
-
-.. doxygenfunction:: nancumprod(E&&)
-
-.. doxygenfunction:: nancumprod(E&&, std::ptrdiff_t)
+.. doxygengroup:: nan_functions
+   :members:
diff --git a/docs/source/api/nearint_operations.rst b/docs/source/api/nearint_operations.rst
@@ -11,14 +11,5 @@ Nearest integer floating point operations
 
 Defined in ``xtensor/core/xmath.hpp``
 
-.. doxygenfunction:: ceil(E&&)
-
-.. doxygenfunction:: floor(E&&)
-
-.. doxygenfunction:: trunc(E&&)
-
-.. doxygenfunction:: round(E&&)
-
-.. doxygenfunction:: nearbyint(E&&)
-
-.. doxygenfunction:: rint(E&&)
+.. doxygengroup:: nearint_functions
+   :members:
diff --git a/docs/source/api/operators.rst b/docs/source/api/operators.rst
@@ -9,68 +9,17 @@ Operators and related functions
 
 Defined in ``xtensor/core/xmath.hpp`` and ``xtensor/core/xoperation.hpp``
 
-.. doxygenfunction:: operator+(E&&)
+.. doxygengroup:: arithmetic_operators
+   :members:
 
-.. doxygenfunction:: operator-(E&&)
+.. doxygengroup:: logical_operators
+   :members:
 
-.. doxygenfunction:: operator+(E1&&, E2&&)
+.. doxygengroup:: comparison_operators
+   :members:
 
-.. doxygenfunction:: operator-(E1&&, E2&&)
+.. doxygengroup:: bitwise_operators
+   :members:
 
-.. doxygenfunction:: operator*(E1&&, E2&&)
-
-.. doxygenfunction:: operator/(E1&&, E2&&)
-
-.. doxygenfunction:: operator||(E1&&, E2&&)
-
-.. doxygenfunction:: operator&&(E1&&, E2&&)
-
-.. doxygenfunction:: operator!(E&&)
-
-.. doxygenfunction:: where(E1&&, E2&&, E3&&)
-
-.. doxygenfunction:: any(E&&)
-
-.. doxygenfunction:: all(E&&)
-
-.. doxygenfunction:: operator<(E1&&, E2&&)
-
-.. doxygenfunction:: operator<=(E1&&, E2&&)
-
-.. doxygenfunction:: operator>(E1&&, E2&&)
-
-.. doxygenfunction:: operator>=(E1&&, E2&&)
-
-.. doxygenfunction:: operator==(const xexpression<E1>&, const xexpression<E2>&)
-
-.. doxygenfunction:: operator!=(const xexpression<E1>&, const xexpression<E2>&)
-
-.. doxygenfunction:: equal(E1&&, E2&&)
-
-.. doxygenfunction:: not_equal(E1&&, E2&&)
-
-.. doxygenfunction:: less(E1&& e1, E2&& e2)
-
-.. doxygenfunction:: less_equal(E1&& e1, E2&& e2)
-
-.. doxygenfunction:: greater(E1&& e1, E2&& e2)
-
-.. doxygenfunction:: greater_equal(E1&& e1, E2&& e2)
-
-.. doxygenfunction:: operator&(E1&&, E2&&)
-
-.. doxygenfunction:: operator|(E1&&, E2&&)
-
-.. doxygenfunction:: operator^(E1&&, E2&&)
-
-.. doxygenfunction:: operator~(E&&)
-
-.. doxygenfunction:: left_shift(E1&&, E2&&)
-
-.. doxygenfunction:: right_shift(E1&&, E2&&)
-
-.. doxygenfunction:: operator<<(E1&&, E2&&)
-
-.. doxygenfunction:: operator>>(E1&&, E2&&)
-
-.. doxygenfunction:: cast(E&&)
+.. doxygengroup:: casting_operators
+   :members:
diff --git a/docs/source/api/power_functions.rst b/docs/source/api/power_functions.rst
@@ -12,16 +12,5 @@ Power functions
 
 Defined in ``xtensor/core/xmath.hpp``
 
-.. doxygenfunction:: pow(E1&&, E2&&)
-
-.. doxygenfunction:: pow(E&&)
-
-.. doxygenfunction:: square(E1&&)
-
-.. doxygenfunction:: cube(E1&&)
-
-.. doxygenfunction:: sqrt(E&&)
-
-.. doxygenfunction:: cbrt(E&&)
-
-.. doxygenfunction:: hypot(E1&&, E2&&)
+.. doxygengroup:: pow_functions
+   :members:
-Original file line number
+Diff line change
@@ Expand Up / @@ -18,7 +18,6 @@ jobs: @@
           fail-fast: false
           matrix:
             os:
-            - 13
             - 14
             - 15
@@ Expand Down @@