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Diffstat (limited to 'gcc/testsuite/gfortran.dg/mvbits_7.f90')
| -rw-r--r-- | gcc/testsuite/gfortran.dg/mvbits_7.f90 | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/gcc/testsuite/gfortran.dg/mvbits_7.f90 b/gcc/testsuite/gfortran.dg/mvbits_7.f90 new file mode 100644 index 000000000..2c7cab8ac --- /dev/null +++ b/gcc/testsuite/gfortran.dg/mvbits_7.f90 @@ -0,0 +1,30 @@ +! { dg-do run } + +! PR fortran/38883 +! This ICE'd because the temporary-creation in the MVBITS call was wrong. + +! Contributed by Paul Richard Thomas <paul.richard.thomas@gmail.com> + + type t + integer :: I + character(9) :: chr + end type + type(t) :: x(4,3) + type(t) :: y(4,3) + x = reshape ([((t (i*j, "a"),i = 1,4), j=1,3)], [4,3]) + call foo (x) + y = reshape ([((t (i*j*2, "a"),i = 1,4), j=1,3)], [4,3]) + call bar(y, 4, 3, 1, -1, -4, -3) + if (any (x%i .ne. y%i)) call abort +contains + SUBROUTINE foo (x) + TYPE(t) x(4, 3) ! No dependency at all + CALL MVBITS (x%i, 0, 6, x%i, 8) + x%i = x%i * 2 + END SUBROUTINE + SUBROUTINE bar (x, NF4, NF3, NF1, MF1, MF4, MF3) + TYPE(t) x(NF4, NF3) ! Dependency through variable indices + CALL MVBITS (x(NF4:NF1:MF1, NF1:NF3)%i, 1, & + 6, x(-MF4:-MF1:-NF1, -MF1:-MF3)%i, 9) + END SUBROUTINE +end |