gcc/testsuite/gfortran.dg/substr_10.f90

   1 ! { dg-do compile }
   2 ! PR93340 - test error handling of substring simplification
   3
   4 subroutine p
   5   integer,parameter :: k = len ('a'(:0))
   6   integer,parameter :: m = len ('a'(0:)) ! { dg-error "Substring start index" }
   7   call foo ('bcd'(-8:-9))
   8   call foo ('bcd'(-9:-8)) ! { dg-error "Substring start index" }
   9   call foo ('bcd'(:12))   ! { dg-error "Substring end index" }
  10   call foo ('bcd'(-12:))  ! { dg-error "Substring start index" }
  11 end