22 lines
548 B
Fortran
22 lines
548 B
Fortran
! { dg-do run }
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! Test the fix for PR31711 in which the dependency in the assignment
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! at line 18 was detected and then ignored.
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!
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! Contributed by Tobias Ivarsson <thobes@gmail.com>
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!
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program laplsolv
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IMPLICIT NONE
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integer, parameter :: n = 2
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double precision,dimension(0:n+1, 0:n+1) :: T
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integer :: i
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T=0.0
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T(0:n+1 , 0) = 1.0
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T(0:n+1 , n+1) = 1.0
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T(n+1 , 0:n+1) = 2.0
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T(1:n,1)=(T(0:n-1,1)+T(1:n,1+1)+1d0)
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if (any (T(1:n,1) .ne. 1d0 )) call abort ()
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end program laplsolv
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