gdb/testsuite/gdb.dwarf2/dw2-modula2-self-type.exp

   1 # Copyright 2010 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 test can only be run on targets which support DWARF-2 and use gas.
  17 # For now pick a sampling of likely targets.
  18 if {![istarget *-*-linux*]
  19     && ![istarget *-*-gnu*]
  20     && ![istarget *-*-elf*]
  21     && ![istarget *-*-openbsd*]
  22     && ![istarget arm-*-eabi*]
  23     && ![istarget powerpc-*-eabi*]} {
  24     return 0
  25 }
  26
  27 set testfile "dw2-modula2-self-type"
  28 set srcfile ${testfile}.S
  29 set executable ${testfile}.x
  30 set binfile ${objdir}/${subdir}/${executable}
  31
  32 # First try referencing DW_AT_frame_base which is not defined.
  33 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" object {}] != "" } {
  34     return -1
  35 }
  36
  37 clean_restart $executable
  38
  39 # C language would just naively print:
  40 # type = void (*)(void (*)(void (*)(void (*)(void (*)(...
  41 # While modula-2 prints:
  42 # type = POINTER TO PROCEDURE
  43 gdb_test "set language modula-2"
  44
  45 # The first access (as we do not use -readnow) crashes GDB.
  46 gdb_test "ptype v"
  47
  48 gdb_test "p 1" " = 1" "alive"