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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gfortran.fortran-torture/] [execute/] [forall_1.f90] - Rev 308
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! Program to test FORALL construct
program forall_1
call actual_variable ()
call negative_stride ()
call forall_index ()
contains
subroutine actual_variable ()
integer:: x = -1
integer a(3,4)
j = 100
! Actual variable 'x' and 'j' used as FORALL index
forall (x = 1:3, j = 1:4)
a (x,j) = j
end forall
if (any (a.ne.reshape ((/1,1,1,2,2,2,3,3,3,4,4,4/), (/3,4/)))) call abort
if ((x.ne.-1).or.(j.ne.100)) call abort
call actual_variable_2 (x, j, a)
end subroutine
subroutine actual_variable_2(x, j, a)
integer x,j,x1,j1
integer a(3,4), b(3,4)
! Actual variable 'x' and 'j' used as FORALL index.
forall (x=3:1:-1, j=4:1:-1)
a(x,j) = j
b(x,j) = j
end forall
if (any (a.ne.reshape ((/1,1,1,2,2,2,3,3,3,4,4,4/), (/3,4/)))) call abort
if (any (b.ne.reshape ((/1,1,1,2,2,2,3,3,3,4,4,4/), (/3,4/)))) call abort
if ((x.ne.-1).or.(j.ne.100)) call abort
end subroutine
subroutine negative_stride ()
integer a(3,4)
integer x, j
! FORALL with negative stride
forall (x = 3:1:-1, j = 4:1:-1)
a(x,j) = j + x
end forall
if (any (a.ne.reshape ((/2,3,4,3,4,5,4,5,6,5,6,7/), (/3,4/)))) call abort
end subroutine
subroutine forall_index
integer a(32,32)
! FORALL with arbitrary number indexes
forall (i1=1:2,i2=1:2,i3=1:2,i4=1:2,i5=1:2,i6=1:2,i7=1:2,i8=1:2,i9=1:2,&
i10=1:2)
a(i1+2*i3+4*i5+8*i7+16*i9-30,i2+2*i4+4*i6+8*i8+16*i10-30) = 1
end forall
if ((a(5,5).ne.1).or. (a(32,32).ne.1)) call abort
end subroutine
end
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