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! { dg-do run }
! Test the fix for PR55618, in which character scalar function arguments to
! elemental functions would gain an extra indirect reference thus causing
! failures in Vst17.f95, Vst 30.f95 and Vst31.f95 in the iso_varying_string
! testsuite, where elemental tests are done.
!
! Reported by Tobias Burnus <burnus@gcc.gnu.org>
!
integer, dimension (2) :: i = [1,2]
integer :: j = 64
character (len = 2) :: chr1 = "lm"
character (len = 1), dimension (2) :: chr2 = ["r", "s"]
if (any (foo (i, bar()) .ne. ["a", "b"])) call abort ! This would fail
if (any (foo (i, "xy") .ne. ["x", "y"])) call abort ! OK - not a function
if (any (foo (i, chr1) .ne. ["l", "m"])) call abort ! ditto
if (any (foo (i, char (j)) .ne. ["A", "B"])) call abort ! This would fail
if (any (foo (i, chr2) .ne. ["s", "u"])) call abort ! OK - not a scalar
if (any (foo (i, bar2()) .ne. ["e", "g"])) call abort ! OK - not a scalar function
contains
elemental character(len = 1) function foo (arg1, arg2)
integer, intent (in) :: arg1
character(len = *), intent (in) :: arg2
if (len (arg2) > 1) then
foo = arg2(arg1:arg1)
else
foo = char (ichar (arg2) + arg1)
end if
end function
character(len = 2) function bar ()
bar = "ab"
end function
function bar2 () result(res)
character (len = 1), dimension(2) :: res
res = ["d", "e"]
end function
end
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