gcc/testsuite/gfortran.dg/bounds_check_strlen_2.f90

   1 ! { dg-do run }
   2 ! { dg-options "-fbounds-check" }
   3 ! { dg-shouldfail "Character length mismatch" }
   4
   5 ! PR fortran/37746
   6 ! Test bounds-checking for string length of dummy arguments.
   7
   8 MODULE m
   9
  10 CONTAINS
  11
  12   SUBROUTINE test (str, n)
  13     IMPLICIT NONE
  14     INTEGER :: n
  15     CHARACTER(len=n) :: str
  16   END SUBROUTINE test
  17
  18   SUBROUTINE test2 (str)
  19     IMPLICIT NONE
  20     CHARACTER(len=*) :: str
  21     CALL test (str, 5) ! Expected length of str is 5.
  22   END SUBROUTINE test2
  23
  24 END MODULE m
  25
  26 PROGRAM main
  27   USE m
  28   IMPLICIT NONE
  29   CALL test2 ('abc') ! String is too short.
  30 END PROGRAM main
  31
  32 ! { dg-output "shorter than the declared one for dummy argument 'str' \\(3/5\\)" }