gcc/testsuite/gfortran.dg/trim_optimize_5.f90

   1 ! { dg-do run }
   2 ! { dg-options "-O -fdump-tree-original" }
   3 ! PR 47065 - replace trim with substring expressions even with references.
   4 program main
   5   implicit none
   6   type t
   7      character(len=2) :: x
   8   end type t
   9   type(t) :: a
  10   character(len=3) :: b
  11   character(len=10) :: line
  12   a%x = 'a'
  13   write(unit=line,fmt='(A,A)') trim(a%x),"X"
  14   if (line /= 'aX        ') call abort
  15   b = 'ab'
  16   write (unit=line,fmt='(A,A)') trim(b),"Y"
  17   if (line /= 'abY       ') call abort
  18 end program main
  19 ! { dg-final { scan-tree-dump-times "string_len_trim" 2 "original" } }
  20 ! { dg-final { cleanup-tree-dump "original" } }