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! { dg-do run }
! { dg-options "-fdump-tree-original" }
!
! Test the fix for PR41113 and PR41117, in which unnecessary calls
! to internal_pack and internal_unpack were being generated.
!
! Contributed by Joost VandeVondele <jv244@cam.ac.uk>
!
MODULE M1
TYPE T1
REAL :: data(10) = [(i, i = 1, 10)]
END TYPE T1
CONTAINS
SUBROUTINE S1(data, i, chksum)
REAL, DIMENSION(*) :: data
integer :: i, j
real :: subsum, chksum
subsum = 0
do j = 1, i
subsum = subsum + data(j)
end do
if (abs(subsum - chksum) > 1e-6) call abort
END SUBROUTINE S1
END MODULE
SUBROUTINE S2
use m1
TYPE(T1) :: d
real :: data1(10) = [(i, i = 1, 10)]
REAL :: data(-4:5,-4:5) = reshape ([(real(i), i = 1, 100)], [10,10])
! PR41113
CALL S1(d%data, 10, sum (d%data))
CALL S1(data1, 10, sum (data1))
! PR41117
DO i=-4,5
CALL S1(data(:,i), 10, sum (data(:,i)))
ENDDO
! With the fix for PR41113/7 this is the only time that _internal_pack
! was called. The final part of the fix for PR43072 put paid to it too.
DO i=-4,5
CALL S1(data(-2:,i), 8, sum (data(-2:,i)))
ENDDO
DO i=-4,4
CALL S1(data(:,i:i+1), 20, sum (reshape (data(:,i:i+1), [20])))
ENDDO
DO i=-4,5
CALL S1(data(2,i), 1, data(2,i))
ENDDO
END SUBROUTINE S2
call s2
end
! { dg-final { scan-tree-dump-times "_gfortran_internal_pack" 0 "original" } }
! { dg-final { cleanup-tree-dump "original" } }
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