gcc/testsuite/gfortran.dg/implicit_11.f90

   1 ! { dg-do compile }
   2 !
   3 ! PR fortran/34760
   4 ! The problem with implict typing is that it is unclear
   5 ! whether an existing symbol is a variable or a function.
   6 ! Thus it remains long FL_UNKNOWN, which causes extra
   7 ! problems; it was failing here since ISTAT was not
   8 ! FL_VARIABLE but still FL_UNKNOWN.
   9 !
  10 ! Test case contributed by Dick Hendrickson.
  11 !
  12      MODULE TESTS
  13        PRIVATE :: ISTAT
  14        PUBLIC :: ISTAT2
  15      CONTAINS
  16      SUBROUTINE AD0001
  17      REAL RLA1(:)
  18      ALLOCATABLE RLA1
  19      ISTAT = -314
  20      ALLOCATE (RLA1(NF10), STAT = ISTAT)
  21      ALLOCATE (RLA1(NF10), STAT = ISTAT2)
  22      END SUBROUTINE
  23      END MODULE
  24
  25      MODULE TESTS2
  26        PRIVATE :: ISTAT2
  27      CONTAINS
  28      function istat2()
  29        istat2 = 0
  30      end function istat2
  31      SUBROUTINE AD0001
  32        REAL RLA1(:)
  33        ALLOCATABLE RLA1
  34        ALLOCATE (RLA1(NF10), STAT = ISTAT2) ! { dg-error "is not a variable" }
  35      END SUBROUTINE
  36      END MODULE tests2
  37
  38 ! { dg-final { cleanup-modules "TESTS" } }