1! { dg-do run }
2! { dg-options "-fbackslash" }
3
4  call testme(test("foo"), test4(4_"foo"), 1)
5  call testme(test(""), test4(4_""), 1)
6  call testme(test("gee"), test4(4_"gee"), 4)
7  call testme(test("bar"), test4(4_"bar"), 1)
8  call testme(test("magi"), test4(4_"magi"), 4)
9  call testme(test("magic"), test4(4_"magic"), 2)
10  call testme(test("magic   "), test4(4_"magic   "), 2)
11  call testme(test("magica"), test4(4_"magica"), 4)
12  call testme(test("freeze"), test4(4_"freeze"), 3)
13  call testme(test("freeze "), test4(4_"freeze "), 3)
14  call testme(test("frugal"), test4(4_"frugal"), 3)
15  call testme(test("frugal "), test4(4_"frugal "), 3)
16  call testme(test("frugal \x01"), test4(4_"frugal \x01"), 3)
17  call testme(test("frugal \xFF"), test4(4_"frugal \xFF"), 4)
18
19contains
20  integer function test(s)
21    character(len=*) :: s
22
23    select case (s)
24      case ("":"foo")
25        test = 1
26      case ("magic")
27        test = 2
28      case ("freeze":"frugal")
29        test = 3
30      case default
31        test = 4
32    end select
33  end function test
34
35  integer function test4(s)
36    character(kind=4,len=*) :: s
37
38    select case (s)
39      case (4_"":4_"foo")
40        test4 = 1
41      case (4_"magic")
42        test4 = 2
43      case (4_"freeze":4_"frugal")
44        test4 = 3
45      case default
46        test4 = 4
47    end select
48  end function test4
49
50  subroutine testme(x,y,z)
51    integer :: x, y, z
52    if (x /= y) call abort
53    if (x /= z) call abort
54  end subroutine testme
55end
56