gcc/testsuite/gfortran.dg/assumed_rank_bounds_2.f90

   1 ! { dg-do run }
   2 !
   3 ! Test the behavior of lbound, ubound of shape with assumed rank arguments
   4 ! in an array context (without DIM argument).
   5 !
   6
   7 program test
   8
   9   integer              :: a(2:4,-2:5)
  10   integer, allocatable :: b(:,:)
  11   integer, allocatable :: c(:,:)
  12   integer, pointer     :: d(:,:)
  13   character(52)        :: buffer
  14
  15   b = foo(a)
  16   !print *,b(:,1)
  17   if (any(b(:,1) /= [11, 101])) STOP 1
  18   buffer = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz'
  19   write(buffer,*) b(:,1)
  20   if (buffer /= '          11         101') STOP 2
  21
  22   !print *,b(:,2)
  23   if (any(b(:,2) /= [3, 8])) STOP 3
  24   buffer = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz'
  25   write(buffer,*) b(:,2)
  26   if (buffer /= '           3           8') STOP 4
  27
  28   !print *,b(:,3)
  29   if (any(b(:,3) /= [13, 108])) STOP 5
  30   buffer = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz'
  31   write(buffer,*) b(:,3)
  32   if (buffer /= '          13         108') STOP 6
  33
  34
  35   allocate(c(1:2,-3:6))
  36   b = bar(c)
  37   !print *,b(:,1)
  38   if (any(b(:,1) /= [11, 97])) STOP 7
  39   buffer = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz'
  40   write(buffer,*) b(:,1)
  41   if (buffer /= '          11          97') STOP 8
  42
  43   !print *,b(:,2)
  44   if (any(b(:,2) /= [12, 106])) STOP 9
  45   buffer = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz'
  46   write(buffer,*) b(:,2)
  47   if (buffer /= '          12         106') STOP 10
  48
  49   !print *,b(:,3)
  50   if (any(b(:,3) /= [2, 10])) STOP 11
  51   buffer = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz'
  52   write(buffer,*) b(:,3)
  53   if (buffer /= '           2          10') STOP 12
  54
  55
  56   allocate(d(3:5,-1:10))
  57   b = baz(d)
  58   !print *,b(:,1)
  59   if (any(b(:,1) /= [3, -1])) STOP 13
  60   buffer = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz'
  61   write(buffer,*) b(:,1)
  62   if (buffer /= '           3          -1') STOP 14
  63
  64   !print *,b(:,2)
  65   if (any(b(:,2) /= [15, 110])) STOP 15
  66   buffer = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz'
  67   write(buffer,*) b(:,2)
  68   if (buffer /= '          15         110') STOP 16
  69
  70   !print *,b(:,3)
  71   if (any(b(:,3) /= [13, 112])) STOP 17
  72   buffer = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz'
  73   write(buffer,*) b(:,3)
  74   if (buffer /= '          13         112') STOP 18
  75
  76
  77 contains
  78   function foo(arg) result(res)
  79     integer :: arg(..)
  80     integer, allocatable :: res(:,:)
  81
  82     allocate(res(rank(arg), 3))
  83
  84     res(:,1) = lbound(arg) + (/ 10, 100 /)
  85     res(:,2) = ubound(arg)
  86     res(:,3) = (/ 10, 100 /) + shape(arg)
  87
  88   end function foo
  89   function bar(arg) result(res)
  90     integer, allocatable :: arg(..)
  91     integer, allocatable :: res(:,:)
  92
  93     allocate(res(-1:rank(arg)-2, 3))
  94
  95     res(:,1) = lbound(arg) + (/ 10, 100 /)
  96     res(:,2) = (/ 10, 100 /) + ubound(arg)
  97     res(:,3) = shape(arg)
  98
  99   end function bar
 100   function baz(arg) result(res)
 101     integer, pointer     :: arg(..)
 102     integer, allocatable :: res(:,:)
 103
 104     allocate(res(2:rank(arg)+1, 3))
 105
 106     res(:,1) = lbound(arg)
 107     res(:,2) = (/ 10, 100 /) + ubound(arg)
 108     res(:,3) = shape(arg) + (/ 10, 100 /)
 109
 110   end function baz
 111 end program test
 112