gcc/testsuite/gfortran.dg/character_comparison_5.f90

   1 ! { dg-do run }
   2 ! { dg-options "-O -fdump-tree-original" }
   3 program main
   4   implicit none
   5   character(len=4) :: c, d
   6   integer :: n
   7   integer :: i
   8   common /foo/ i
   9
  10   n = 0
  11   i = 0
  12   c = 'abcd'
  13   d = 'efgh'
  14   if (c // 'a' >= d // 'a') call abort
  15   if ('a' // c >= 'a' // d) call abort
  16 end program main
  17
  18 ! { dg-final { scan-tree-dump-times "gfortran_concat_string" 0 "original" } }
  19 ! { dg-final { scan-tree-dump-times "gfortran_compare_string" 2 "original" } }
  20 ! { dg-final { cleanup-tree-dump "original" } }
  21