gdb/testsuite/gdb.dwarf2/dw2-ref-missing-frame.exp

   1 # Copyright 2008, 2009, 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-ref-missing-frame"
  28 set sources [list ${testfile}-main.c ${testfile}.S]
  29
  30 # First try referencing DW_AT_frame_base which is not defined.
  31 set executable_nofb ${testfile}-nofb
  32 if { [prepare_for_testing ${testfile}.exp $executable_nofb $sources {nodebug additional_flags=-DNO_FRAME_BASE}] } {
  33     return -1
  34 }
  35
  36 if [runto_main] {
  37     gdb_test "p main_var" {Could not find the frame base for "main".}
  38 }
  39
  40 # And now try referencing DW_AT_frame_base defined using a self-reference
  41 # (DW_OP_fbreg).
  42 set executable_fb ${testfile}-fb
  43 if { [prepare_for_testing ${testfile}.exp $executable_fb $sources {nodebug}] } {
  44     return -1
  45 }
  46
  47 if [runto_main] {
  48     gdb_test "p main_var" "DWARF-2 expression error: Loop detected .*"
  49 }