https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97036
Bug ID: 97036
Summary: [F2018] ELEMENTAL RECURSIVE subprogram prefix
combination rejected
Product: gcc
Version: 11.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: fortran
Assignee: unassigned at gcc dot gnu.org
Reporter: ian_harvey at bigpond dot com
Target Milestone: ---
F2018 removed the previous syntax restriction (F2008 C1245) on a subprogram
definition with both ELEMENTAL and RECURSIVE.
MODULE m
IMPLICIT NONE
CONTAINS
ELEMENTAL RECURSIVE SUBROUTINE foo
END SUBROUTINE foo
END MODULE m
$ gfortran --version
GNU Fortran (GCC) 11.0.0 20200905 (experimental)
$ gfortran -c 2020-09-13\ elemental-recursive.f90 -std=f2018
2020-09-13 elemental-recursive.f90:4:22:
4 | ELEMENTAL RECURSIVE SUBROUTINE foo
| 1
Error: ELEMENTAL attribute conflicts with RECURSIVE attribute at (1)
2020-09-13 elemental-recursive.f90:5:5:
5 | END SUBROUTINE foo
| 1
Error: Expecting END MODULE statement at (1)
