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Diffstat (limited to 'gcc/testsuite/gfortran.dg/auto_char_dummy_array_1.f90')
-rw-r--r-- | gcc/testsuite/gfortran.dg/auto_char_dummy_array_1.f90 | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/gcc/testsuite/gfortran.dg/auto_char_dummy_array_1.f90 b/gcc/testsuite/gfortran.dg/auto_char_dummy_array_1.f90 new file mode 100644 index 000000000..6ed6f4576 --- /dev/null +++ b/gcc/testsuite/gfortran.dg/auto_char_dummy_array_1.f90 @@ -0,0 +1,57 @@ +! { dg-do run } +! This tests the fix for pr15809 in which automatic character length, +! dummy, pointer arrays were broken. +! +! contributed by Paul Thomas <pault@gcc.gnu.org> +! +module global + character(12), dimension(2), target :: t +end module global + +program oh_no_not_pr15908_again + character(12), dimension(:), pointer :: ptr + + call a (ptr, 12) + if (.not.associated (ptr) ) call abort () + if (any (ptr.ne."abc")) call abort () + + ptr => null () ! ptr points to 't' here. + allocate (ptr(3)) + ptr = "xyz" + call a (ptr, 12) + + if (.not.associated (ptr)) call abort () + if (any (ptr.ne."lmn")) call abort () + + call a (ptr, 0) + + if (associated (ptr)) call abort () + +contains + + subroutine a (p, l) + use global + character(l), dimension(:), pointer :: p + character(l), dimension(3) :: s + + s = "lmn" + + if (l.ne.12) then + deallocate (p) ! ptr was allocated in main. + p => null () + return + end if + + if (.not.associated (p)) then + t = "abc" + p => t + else + if (size (p,1).ne.3) call abort () + if (any (p.ne."xyz")) call abort () + p = s + end if + end subroutine a + +end program oh_no_not_pr15908_again + +! { dg-final { cleanup-modules "global" } } |