gdb/testsuite/gdb.fortran/type-kinds.exp

   1 # Copyright 2019-2021 Free Software Foundation, Inc.
   2 #
   3 # This program is free software; you can redistribute it and/or modify
   4 # it under the terms of the GNU General Public License as published by
   5 # the Free Software Foundation; either version 3 of the License, or
   6 # (at your option) any later version.
   7 #
   8 # This program is distributed in the hope that it will be useful,
   9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 # GNU General Public License for more details.
  12 #
  13 # You should have received a copy of the GNU General Public License
  14 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15
  16 # This is a set of tests related to GDB's ability to parse and
  17 # correctly handle the (kind=N) type adjustment mechanism within
  18 # Fortran.
  19
  20 load_lib "fortran.exp"
  21
  22 if { [skip_fortran_tests] } { continue }
  23
  24 # Cast the value 1 to the type 'BASE_TYPE (kind=TYPE_KIND)'.  The
  25 # expected result of the cast is CAST_RESULT, and the size of the
  26 # value returned by the cast should be SIZE_RESULT.  If TYPE_KIND is
  27 # the empty string then the cast is done to just 'BASE_TYPE'.
  28 proc test_cast_1_to_type_kind {base_type type_kind cast_result size_result} {
  29     if { $type_kind != "" } {
  30         set kind_string " (kind=$type_kind)"
  31     } else {
  32         set kind_string ""
  33     }
  34     set type_string "${base_type}${kind_string}"
  35     gdb_test "p (($type_string) 1)" " = $cast_result"
  36     gdb_test "p sizeof (($type_string) 1)" " = $size_result"
  37 }
  38
  39 # Test parsing of `(kind=N)` type modifiers.
  40 proc test_basic_parsing_of_type_kinds {} {
  41     test_cast_1_to_type_kind "character" "1" "1 '\\\\001'" "1"
  42
  43     test_cast_1_to_type_kind "complex" "" "\\(1,0\\)" "8"
  44     test_cast_1_to_type_kind "complex" "4" "\\(1,0\\)" "8"
  45     test_cast_1_to_type_kind "complex" "8" "\\(1,0\\)" "16"
  46     test_cast_1_to_type_kind "complex" "16" "\\(1,0\\)" "32"
  47
  48     test_cast_1_to_type_kind "real" "" "1" "4"
  49     test_cast_1_to_type_kind "real" "4" "1" "4"
  50     test_cast_1_to_type_kind "real" "8" "1" "8"
  51     test_cast_1_to_type_kind "real" "16" "1" "16"
  52
  53     test_cast_1_to_type_kind "logical" "" "\\.TRUE\\." "4"
  54     test_cast_1_to_type_kind "logical" "1" "\\.TRUE\\." "1"
  55     test_cast_1_to_type_kind "logical" "4" "\\.TRUE\\." "4"
  56     test_cast_1_to_type_kind "logical" "8" "\\.TRUE\\." "8"
  57
  58     test_cast_1_to_type_kind "integer" "" "1" "4"
  59     test_cast_1_to_type_kind "integer" "2" "1" "2"
  60     test_cast_1_to_type_kind "integer" "4" "1" "4"
  61     test_cast_1_to_type_kind "integer" "8" "1" "8"
  62
  63     test_cast_1_to_type_kind "double precision" "" "1" "8"
  64     test_cast_1_to_type_kind "single precision" "" "1" "4"
  65
  66     test_cast_1_to_type_kind "double complex" "" "\\(1,0\\)" "16"
  67     test_cast_1_to_type_kind "single complex" "" "\\(1,0\\)" "8"
  68 }
  69
  70 proc test_parsing_invalid_type_kinds {} {
  71     foreach typename {complex real logical integer} {
  72         foreach typesize {3 5 7 9} {
  73             gdb_test "p (($typename (kind=$typesize)) 1)" "unsupported kind $typesize for type $typename.*"
  74         }
  75     }
  76 }
  77
  78 # Perform some basic checks that GDB can parse the older style
  79 # TYPE*SIZE type names.
  80 proc test_old_star_type_sizes {} {
  81     gdb_test "p ((character*1) 1)" " = 1 '\\\\001'"
  82
  83     gdb_test "p ((complex*4) 1)" " = \\(1,0\\)"
  84     gdb_test "p ((complex*8) 1)" " = \\(1,0\\)"
  85     gdb_test "p ((complex*16) 1)" " = \\(1,0\\)"
  86
  87     gdb_test "p ((real*4) 1)" " = 1"
  88     gdb_test "p ((real*8) 1)" " = 1"
  89     gdb_test "p ((real*16) 1)" " = 1"
  90
  91     gdb_test "p ((logical*1) 1)" " = \\.TRUE\\."
  92     gdb_test "p ((logical*4) 1)" " = \\.TRUE\\."
  93     gdb_test "p ((logical*8) 1)" " = \\.TRUE\\."
  94
  95     gdb_test "p ((integer*2) 1)" " = 1"
  96     gdb_test "p ((integer*4) 1)" " = 1"
  97     gdb_test "p ((integer*8) 1)" " = 1"
  98 }
  99
 100 clean_restart
 101
 102 if [set_lang_fortran] then {
 103     test_basic_parsing_of_type_kinds
 104     test_parsing_invalid_type_kinds
 105     test_old_star_type_sizes
 106 } else {
 107     warning "$test_name tests suppressed." 0
 108 }