1! { dg-do run }
2! { dg-options "-fdump-tree-original" }
3! PR12456 - Optimize string(k:k) as single character.
4
5Program pr12456
6character a
7character b
8character (len=5) :: c
9integer i
10
11b = 'a'
12a = b
13if (a .ne. 'a') call abort()
14if (a .ne. b) call abort()
15c (3:3) = 'a'
16if (c (3:3) .ne. b) call abort ()
17if (c (3:3) .ne. 'a') call abort ()
18if (LGT (a, c (3:3))) call abort ()
19if (LGT (a, 'a')) call abort ()
20
21i = 3
22c (i:i) = 'a'
23if (c (i:i) .ne. b) call abort ()
24if (c (i:i) .ne. 'a') call abort ()
25if (LGT (a, c (i:i))) call abort ()
26
27if (a .gt. char (255)) call abort ()
28end
29
30! There should not be _gfortran_compare_string and _gfortran_copy_string in
31! the dumped file.
32
33! { dg-final { scan-tree-dump-times "_gfortran_compare_string" 0 "original" } }
34! { dg-final { scan-tree-dump-times "_gfortran_copy_string" 0 "original" } }
35
36! { dg-final { cleanup-tree-dump "original" } }
37