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a5f576e596
This patch checks the LHS of an assignment in a FORALL loop and diagnoses if any impure final procedure is called.
68 lines
1.8 KiB
Fortran
68 lines
1.8 KiB
Fortran
! RUN: %python %S/test_errors.py %s %flang_fc1
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module m1
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type :: impureFinal
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contains
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final :: impureSub
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final :: impureSubRank1
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final :: impureSubRank2
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end type
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contains
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impure subroutine impureSub(x)
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type(impureFinal), intent(in) :: x
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end subroutine
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impure subroutine impureSubRank1(x)
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type(impureFinal), intent(in) :: x(:)
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end subroutine
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impure subroutine impureSubRank2(x)
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type(impureFinal), intent(in) :: x(:,:)
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end subroutine
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subroutine s1()
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implicit none
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integer :: i
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type(impureFinal), allocatable :: ifVar, ifvar1
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type(impureFinal), allocatable :: ifArr1(:), ifArr2(:,:)
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type(impureFinal) :: if0
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integer a(10)
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allocate(ifVar)
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allocate(ifVar1)
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allocate(ifArr1(5), ifArr2(5,5))
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! Error to invoke an IMPURE FINAL procedure in a FORALL
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forall (i = 1:10)
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!WARNING: FORALL index variable 'i' not used on left-hand side of assignment
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!ERROR: Impure procedure 'impuresub' is referenced by finalization in a FORALL
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ifvar = ifvar1
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end forall
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forall (i = 1:5)
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!ERROR: Impure procedure 'impuresub' is referenced by finalization in a FORALL
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ifArr1(i) = if0
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end forall
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forall (i = 1:5)
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!WARNING: FORALL index variable 'i' not used on left-hand side of assignment
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!ERROR: Impure procedure 'impuresubrank1' is referenced by finalization in a FORALL
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ifArr1 = if0
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end forall
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forall (i = 1:5)
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!ERROR: Impure procedure 'impuresubrank1' is referenced by finalization in a FORALL
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ifArr2(i,:) = if0
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end forall
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forall (i = 1:5)
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!WARNING: FORALL index variable 'i' not used on left-hand side of assignment
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!ERROR: Impure procedure 'impuresubrank2' is referenced by finalization in a FORALL
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ifArr2(:,:) = if0
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end forall
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end subroutine
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end module m1
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