gcc/testsuite/gfortran.dg/init_flag_1.f90

   1 ! { dg-do run }
   2 ! { dg-options "-finit-local-zero -fbackslash" }
   3
   4 program init_flag_1
   5   call real_test
   6   call logical_test
   7   call int_test
   8   call complex_test
   9   call char_test
  10 end program init_flag_1
  11
  12 ! Test some initializations for both implicitly and
  13 ! explicitly declared local variables.
  14 subroutine real_test
  15   real r1
  16   real r2(10)
  17   dimension r3(10,10)
  18   if (r1 /= 0.0) STOP 1
  19   if (r2(2) /= 0.0) STOP 2
  20   if (r3(5,5) /= 0.0) STOP 3
  21   if (r4 /= 0.0) STOP 4
  22 end subroutine real_test
  23
  24 subroutine logical_test
  25   logical l1
  26   logical l2(2)
  27   if (l1 .neqv. .false.) STOP 5
  28   if (l2(2) .neqv. .false.) STOP 6
  29 end subroutine logical_test
  30
  31 subroutine int_test
  32   integer i1
  33   integer i2(10)
  34   dimension i3(10,10)
  35   if (i1 /= 0) STOP 7
  36   if (i2(2) /= 0) STOP 8
  37   if (i3(5,5) /= 0) STOP 9
  38   if (i4 /= 0) STOP 10
  39 end subroutine int_test
  40
  41 subroutine complex_test
  42   complex c1
  43   complex c2(20,20)
  44   if (c1 /= (0.0,0.0)) STOP 11
  45   if (c2(1,1) /= (0.0,0.0)) STOP 12
  46 end subroutine complex_test
  47
  48 subroutine char_test
  49   character*1 c1
  50   character*8 c2, c3(5)
  51   character c4(10)
  52   if (c1 /= '\0') STOP 13
  53   if (c2 /= '\0\0\0\0\0\0\0\0') STOP 14
  54   if (c3(1) /= '\0\0\0\0\0\0\0\0') STOP 15
  55   if (c3(5) /= '\0\0\0\0\0\0\0\0') STOP 16
  56   if (c4(5) /= '\0') STOP 17
  57 end subroutine char_test