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40 lines
866 B
Fortran
40 lines
866 B
Fortran
! { dg-do run }
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! PR26766 Recursive I/O with internal units
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! Test case derived from example in PR
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! Submitted by Jerry DeLisle <jvdelisle@gcc.gnu.org>
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program pr26766
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implicit none
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character (len=8) :: str, tmp
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write (str, '(a)') bar (1234)
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if (str.ne."abcd") STOP 1
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str = "wxyz"
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write (str, '(2a4)') foo (1), bar (1)
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if (str.ne."abcdabcd") STOP 2
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contains
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function foo (i) result (s)
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integer, intent(in) :: i
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character (len=4) :: s, t
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if (i < 0) then
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s = "1234"
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else
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! Internal I/O, allowed recursive in f2003, see section 9.11
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write (s, '(a)') "abcd"
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end if
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end function foo
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function bar (i) result (s)
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integer, intent(in) :: i
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character (len=4) :: s, t
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if (i < 0) then
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s = "4567"
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else
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write (s, '(a)') foo(i)
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end if
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end function bar
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end program pr26766
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