[Bug fortran/81350] gfortran OpenMP taskloop segfaults or incorrect

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81350

--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Note if I add shared(W,A,B) clause to the 4 taskloop directives in
apply_stencil, no errors are reported.