flang/test/Semantics/offsets02.f90

   1 !RUN: %flang_fc1 -fdebug-dump-symbols %s | FileCheck %s
   2
   3 ! Size and alignment of derived types
   4
   5 ! Array of derived type with 64-bit alignment
   6 subroutine s1
   7   type t1
   8     real(8) :: a
   9     real(4) :: b
  10   end type
  11   !CHECK: x1 size=12 offset=0:
  12   !CHECK: y1 size=12 offset=16:
  13   type(t1) :: x1, y1
  14   !CHECK: z1 size=160 offset=32:
  15   type(t1) :: z1(10)
  16 end
  17
  18 ! Like t1 but t2 does not need to be aligned on 64-bit boundary
  19 subroutine s2
  20   type t2
  21     real(4) :: a
  22     real(4) :: b
  23     real(4) :: c
  24   end type
  25   !CHECK: x2 size=12 offset=0:
  26   !CHECK: y2 size=12 offset=12:
  27   type(t2) :: x2, y2
  28   !CHECK: z2 size=120 offset=24:
  29   type(t2) :: z2(10)
  30 end
  31
  32 ! Parameterized derived types
  33 subroutine s3
  34   type :: t(k, l)
  35     integer, kind :: k
  36     integer, len :: l
  37     real(k) :: a3
  38     integer(kind=k) :: b3
  39     character(kind=k, len=8) :: c3
  40     character(kind=k, len=l) :: d3
  41   end type
  42   !CHECK: DerivedType scope: size=48 alignment=8 instantiation of t(k=2_4,l=10_4)
  43   !CHECK: a3 size=2 offset=0:
  44   !CHECK: b3 size=2 offset=2:
  45   !CHECK: c3 size=16 offset=4:
  46   !CHECK: d3 size=24 offset=24:
  47   type(t(2, 10)) :: x3
  48   !CHECK: DerivedType scope: size=64 alignment=8 instantiation of t(k=4_4,l=20_4)
  49   !CHECK: a3 size=4 offset=0:
  50   !CHECK: b3 size=4 offset=4:
  51   !CHECK: c3 size=32 offset=8:
  52   !CHECK: d3 size=24 offset=40:
  53   type(t(4, 20)) :: x4
  54 end
  55
  56 subroutine s4
  57   type t(k)
  58     integer, kind :: k
  59     character(len=k) :: c
  60   end type
  61   type(t(7)) :: x4
  62   !CHECK: DerivedType scope: size=7 alignment=1 instantiation of t(k=7_4)
  63   !CHECK: c size=7 offset=0: ObjectEntity type: CHARACTER(7_4,1)
  64 end subroutine