27 lines
1.2 KiB
Fortran
27 lines
1.2 KiB
Fortran
! { dg-do compile }
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! { dg-options "-fdump-tree-original" }
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! This is the same as achar_4.f90 but checks that the result of the 'merge'
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! reference is correctly cast.
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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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! The sign that all is well is that [S.5][1] appears twice.
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! Platform dependent variations are [S$5][1], [__S_5][1], [S___5][1]
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! so we count the occurrences of 5][1].
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! { dg-final { scan-tree-dump-times "5\\\]\\\[1\\\]" 2 "original" } }
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! { dg-final { cleanup-tree-dump "original" } }
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