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! { dg-do compile }
!
! Testcases from PR32002.
!
PROGRAM test_pr32002
CALL test_1() ! scalar/vector
CALL test_2() ! vector/vector
CALL test_3() ! matrix/vector
CALL test_4() ! matrix/matrix
CONTAINS
ELEMENTAL FUNCTION f(x)
INTEGER, INTENT(in) :: x
INTEGER :: f
f = x
END FUNCTION
SUBROUTINE test_1()
INTEGER :: a = 0, b(2) = 0
a = f(b) ! { dg-error "Incompatible ranks" }
b = f(a) ! ok, set all array elements to f(a)
END SUBROUTINE
SUBROUTINE test_2()
INTEGER :: a(2) = 0, b(3) = 0
a = f(b) ! { dg-error "Different shape" }
a = f(b(1:2)) ! ok, slice, stride 1
a = f(b(1:3:2)) ! ok, slice, stride 2
END SUBROUTINE
SUBROUTINE test_3()
INTEGER :: a(4) = 0, b(2,2) = 0
a = f(b) ! { dg-error "Incompatible ranks" }
a = f(RESHAPE(b, (/ 4 /))) ! ok, same shape
END SUBROUTINE
SUBROUTINE test_4()
INTEGER :: a(2,2) = 0, b(3,3) = 0
a = f(b) ! { dg-error "Different shape" }
a = f(b(1:3, 1:2)) ! { dg-error "Different shape" }
a = f(b(1:3:2, 1:3:2)) ! ok, same shape
END SUBROUTINE
END PROGRAM
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