Subversion Repositories openrisc

! { dg-do run }

! { dg-options "-O -fdump-tree-original" }

! Optimize unnecessary TRIMs in contained namespaces too.

module faz

  implicit none

contains

  subroutine bar

    character(len=3) :: a

    character(len=4) :: b,c

    b = 'abcd'

    a = trim(b)

    c = trim(trim(a))

    if (a /= 'abc') call abort

    if (c /= 'abc') call abort

  end subroutine bar

end module faz

program main

  use faz

  implicit none

  call foo

  call bar

contains

  subroutine foo

    character(len=3) :: a

    character(len=4) :: b,c

    b = 'abcd'

    a = trim(b)

    c = trim(trim(a))

    if (a /= 'abc') call abort

    if (c /= 'abc') call abort

  end subroutine foo

end program main

! { dg-final { scan-tree-dump-times "memmove" 4 "original" } }

! { dg-final { scan-tree-dump-times "string_trim" 0 "original" } }

! { dg-final { cleanup-tree-dump "original" } }

! { dg-final { cleanup-modules "faz" } }