https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108435
Bug ID: 108435 Summary: [13 Regression] ICE in as_a, at is-a.h:242 Product: gcc Version: 13.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: fortran Assignee: unassigned at gcc dot gnu.org Reporter: gs...@t-online.de Target Milestone: --- Started between 20220501 and 20220508 : (gcc configured with --enable-checking=yes) $ cat z1.f90 program p integer :: j contains subroutine s integer :: i !$omp do simd collapse(2) do i = 1, 16 do j = 1, i end do end do end end $ cat z2.f90 program p contains subroutine s integer :: i, j !$omp do simd collapse(2) do i = 1, 16 do j = 1, i end do end do end end $ gfortran-13-20230115 -c z2.f90 -fopenmp $ $ gfortran-13-20230115 -c z1.f90 -fopenmp z1.f90:1:9: 1 | program p | ^ internal compiler error: in as_a, at is-a.h:242 0xc3aeba gbind* as_a<gbind*, gimple>(gimple*) ../../gcc/is-a.h:242 0xc3aeba declare_vars(tree_node*, gimple*, bool) ../../gcc/gimplify.cc:697 0x1053aa7 convert_nonlocal_omp_clauses ../../gcc/tree-nested.cc:1590 0x10546d2 convert_nonlocal_reference_stmt ../../gcc/tree-nested.cc:1716 0xc34366 walk_gimple_stmt(gimple_stmt_iterator*, tree_node* (*)(gimple_stmt_iterator*, bool*, walk_stmt_info*), tree_node* (*)(tree_node**, int*, void*), walk_stmt_info*) ../../gcc/gimple-walk.cc:608 0xc34580 walk_gimple_seq_mod(gimple**, tree_node* (*)(gimple_stmt_iterator*, bool*, walk_stmt_info*), tree_node* (*)(tree_node**, int*, void*), walk_stmt_info*) ../../gcc/gimple-walk.cc:51 0xc34421 walk_gimple_stmt(gimple_stmt_iterator*, tree_node* (*)(gimple_stmt_iterator*, bool*, walk_stmt_info*), tree_node* (*)(tree_node**, int*, void*), walk_stmt_info*) ../../gcc/gimple-walk.cc:635 0xc34580 walk_gimple_seq_mod(gimple**, tree_node* (*)(gimple_stmt_iterator*, bool*, walk_stmt_info*), tree_node* (*)(tree_node**, int*, void*), walk_stmt_info*) ../../gcc/gimple-walk.cc:51 0x104c788 walk_body ../../gcc/tree-nested.cc:811 0x1054616 convert_nonlocal_reference_stmt ../../gcc/tree-nested.cc:1752 0xc34366 walk_gimple_stmt(gimple_stmt_iterator*, tree_node* (*)(gimple_stmt_iterator*, bool*, walk_stmt_info*), tree_node* (*)(tree_node**, int*, void*), walk_stmt_info*) ../../gcc/gimple-walk.cc:608 0xc34580 walk_gimple_seq_mod(gimple**, tree_node* (*)(gimple_stmt_iterator*, bool*, walk_stmt_info*), tree_node* (*)(tree_node**, int*, void*), walk_stmt_info*) ../../gcc/gimple-walk.cc:51 0xc34421 walk_gimple_stmt(gimple_stmt_iterator*, tree_node* (*)(gimple_stmt_iterator*, bool*, walk_stmt_info*), tree_node* (*)(tree_node**, int*, void*), walk_stmt_info*) ../../gcc/gimple-walk.cc:635 0xc34580 walk_gimple_seq_mod(gimple**, tree_node* (*)(gimple_stmt_iterator*, bool*, walk_stmt_info*), tree_node* (*)(tree_node**, int*, void*), walk_stmt_info*) ../../gcc/gimple-walk.cc:51 0xc34421 walk_gimple_stmt(gimple_stmt_iterator*, tree_node* (*)(gimple_stmt_iterator*, bool*, walk_stmt_info*), tree_node* (*)(tree_node**, int*, void*), walk_stmt_info*) ../../gcc/gimple-walk.cc:635 0xc34580 walk_gimple_seq_mod(gimple**, tree_node* (*)(gimple_stmt_iterator*, bool*, walk_stmt_info*), tree_node* (*)(tree_node**, int*, void*), walk_stmt_info*) ../../gcc/gimple-walk.cc:51 0x104c788 walk_body ../../gcc/tree-nested.cc:811 0x104c7d8 walk_function ../../gcc/tree-nested.cc:822 0x104c7d8 walk_all_functions ../../gcc/tree-nested.cc:887 0x10583b4 lower_nested_functions(tree_node*) ../../gcc/tree-nested.cc:3736