21 lines
866 B
Fortran
21 lines
866 B
Fortran
! { dg-do run }
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! Tests the fix for PR31257, in which achar caused an ICE because it had no
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! charlen.
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!
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! The code comes from http://www.star.le.ac.uk/~cgp/fortran.html (by Clive Page)
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! Reported by Thomas Koenig <tkoenig@gcc.gnu.org>
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!
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if (any (Up ("AbCdEfGhIjKlM") .ne. (/"ABCDEFGHIJKLM"/))) call abort ()
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contains
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Character (len=20) Function Up (string)
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Character(len=*) string
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Up = &
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transfer(merge(achar(iachar(transfer(string,"x",len(string)))- &
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(ichar('a')-ichar('A')) ), &
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transfer(string,"x",len(string)) , &
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transfer(string,"x",len(string)) >= "a" .and. &
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transfer(string,"x",len(string)) <= "z"), repeat("x", len(string)))
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return
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end function Up
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end
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