gdb/testsuite/gdb.ada/unchecked_union.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 # Test ptype of an unchecked union.
  17
  18 load_lib "ada.exp"
  19
  20 if { [skip_ada_tests] } { return -1 }
  21
  22 standard_ada_testfile unchecked_union
  23
  24 proc multi_line_string {str} {
  25     set result {}
  26     foreach line [split $str \n] {
  27         lappend result [string_to_regexp $line]
  28     }
  29     return [eval multi_line $result]
  30 }
  31
  32 set inner_string {    case ? is
  33         when ? =>
  34             small: range 0 .. 255;
  35         when ? =>
  36             large: range 255 .. 510;
  37     end case;
  38 }
  39 set inner_full "type = record (?) is\n${inner_string}end record"
  40
  41 set pair_string {    case ? is
  42         when ? =>
  43             field_one: range 0 .. 255;
  44         when ? =>
  45             field_two: range 255 .. 510;
  46     end case;
  47 }
  48 set pair_full "type = record\n${inner_string}${pair_string}end record"
  49
  50 foreach_with_prefix scenario {none all minimal} {
  51     set flags {debug}
  52     if {$scenario != "none"} {
  53         lappend flags additional_flags=-fgnat-encodings=$scenario
  54     }
  55
  56     if {[gdb_compile_ada "${srcfile}" "${binfile}" executable $flags] != ""} {
  57         return -1
  58     }
  59
  60     clean_restart ${testfile}
  61
  62     set bp_location [gdb_get_line_number "BREAK" ${testdir}/unchecked_union.adb]
  63     runto "unchecked_union.adb:$bp_location"
  64
  65     gdb_test "ptype Pair" [multi_line_string $pair_full]
  66     gdb_test "ptype Inner" [multi_line_string $inner_full]
  67 }