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! Program to test WHERE inside FORALL
program where_1
integer :: A(5,5)
A(1,:) = (/1,0,0,0,0/)
A(2,:) = (/2,1,1,1,0/)
A(3,:) = (/1,2,2,0,2/)
A(4,:) = (/2,1,0,2,3/)
A(5,:) = (/1,0,0,0,0/)
! Where inside FORALL.
! WHERE masks must be evaluated before executing the assignments
forall (I=1:5)
where (A(I,:) .EQ. 0)
A(:,I) = I
elsewhere (A(I,:) >2)
A(I,:) = 6
endwhere
end forall
if (any (A .ne. reshape ((/1, 1, 1, 1, 1, 0, 1, 2, 1, 2, 0, 1, 2, 3, 0, &
0, 1, 4, 2, 0, 0, 5, 6, 6, 5/), (/5, 5/)))) call abort
! Where inside DO
A(1,:) = (/1,0,0,0,0/)
A(2,:) = (/2,1,1,1,0/)
A(3,:) = (/1,2,2,0,2/)
A(4,:) = (/2,1,0,2,3/)
A(5,:) = (/1,0,0,0,0/)
do I=1,5
where (A(I,:) .EQ. 0)
A(:,I) = I
elsewhere (A(I,:) >2)
A(I,:) = 6
endwhere
enddo
if (any (A .ne. reshape ((/1, 1, 1, 1, 1, 0, 1, 2, 1, 2, 0, 1, 2, 6, 0, &
0, 1, 0, 2, 0, 0, 0, 5, 5, 5/), (/5, 5/)))) call abort
end
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