fix execution policy api

Author: PierreMarchand20

.github/workflows/CI.yml

@@ -155,8 +155,9 @@ jobs:
       - name: Run tests
         run: |
           cd htool/build
-          export OMP_NUM_THREADS=2
-          ${{ matrix.ASAN_OPTIONS }} ctest -j 4 --output-on-failure
+          # export OMP_NUM_THREADS=2
+          ${{ matrix.ASAN_OPTIONS }} ctest -j 4 -LE "mpi" --output-on-failure
+          ${{ matrix.ASAN_OPTIONS }} ctest -L "mpi" --output-on-failure
 
       - name: Build examples
         run: |

CHANGELOG.md

@@ -32,6 +32,7 @@ All notable changes to this project will be documented in this file.
 
 ### Fixed
 
+- Fix execution header include, PR #77
 - Fix wrong ordering of eigenvalues in solve_EVP_3 in some specific cases, PR #76
 
 ## [1.0.1] - 2026-01-02

include/htool/hmatrix/execution_policies.hpp

@@ -3,9 +3,10 @@
 
 #include "hmatrix.hpp"
 #include <vector>
-
-#if defined(__cpp_lib_execution) && __cplusplus >= 201703L
+#if __has_include(<execution>)
 #    include <execution>
+#endif
+#if defined(__cpp_lib_execution) && __cplusplus >= 201703L
 namespace exec_compat {
 using parallel_policy     = std::execution::parallel_policy;
 inline constexpr auto par = std::execution::par;

tests/functional_tests/geometry/CMakeLists.txt

@@ -29,9 +29,9 @@ set_tests_properties(Test_solver_double_1 PROPERTIES LABELS "mpi")
 add_test(NAME Test_solver_double_2 COMMAND ${MPIEXEC} ${MPIEXEC_NUMPROC_FLAG} 2 ${MPIEXEC_PREFLAGS} ${CMAKE_CURRENT_BINARY_DIR}/Test_solver_double ${Test_solver_ARGS})
 set_tests_properties(Test_solver_double_2 PROPERTIES LABELS "mpi")
 add_test(NAME Test_solver_double_3 COMMAND ${MPIEXEC} ${MPIEXEC_NUMPROC_FLAG} 3 ${MPIEXEC_PREFLAGS} ${CMAKE_CURRENT_BINARY_DIR}/Test_solver_double ${Test_solver_ARGS})
-set_tests_properties(Test_solver_double_3 PROPERTIES LABELS "mpi")
+set_tests_properties(Test_solver_double_3 PROPERTIES LABELS "mpi" TIMEOUT 3000)
 add_test(NAME Test_solver_double_4 COMMAND ${MPIEXEC} ${MPIEXEC_NUMPROC_FLAG} 4 ${MPIEXEC_PREFLAGS} ${CMAKE_CURRENT_BINARY_DIR}/Test_solver_double ${Test_solver_ARGS})
-set_tests_properties(Test_solver_double_4 PROPERTIES LABELS "mpi")
+set_tests_properties(Test_solver_double_4 PROPERTIES LABELS "mpi" TIMEOUT 3000)
 
 add_test(NAME Test_solver_complex_double_1 COMMAND ${MPIEXEC} ${MPIEXEC_NUMPROC_FLAG} 1 ${MPIEXEC_PREFLAGS} ${CMAKE_CURRENT_BINARY_DIR}/Test_solver_complex_double ${Test_solver_ARGS})
 set_tests_properties(Test_solver_complex_double_1 PROPERTIES LABELS "mpi")