gdb/testsuite/gdb.dwarf2/bad-regnum.exp

   1 # Copyright 2015-2018 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 load_lib dwarf.exp
  17
  18 # This test can only be run on targets which support DWARF-2 and use gas.
  19 if {![dwarf2_support]} {
  20     return 0
  21 }
  22
  23 standard_testfile bad-regnum.c bad-regnum-dw.S
  24
  25 # Make some DWARF for the test.
  26 set asm_file [standard_output_file $srcfile2]
  27 Dwarf::assemble $asm_file {
  28     cu {} {
  29         DW_TAG_compile_unit {
  30             {DW_AT_language @DW_LANG_C}
  31             {DW_AT_name     bad-regnum-dw.c}
  32             {DW_AT_comp_dir /tmp}
  33         } {
  34             declare_labels integer_label
  35
  36             integer_label: DW_TAG_base_type {
  37                 {DW_AT_byte_size 4 DW_FORM_sdata}
  38                 {DW_AT_encoding  @DW_ATE_signed}
  39                 {DW_AT_name      integer}
  40             }
  41
  42             DW_TAG_variable {
  43                 {DW_AT_name foo1}
  44                 {DW_AT_type :$integer_label}
  45                 {DW_AT_location {
  46                     DW_OP_regx 2147483647
  47                 } SPECIAL_expr}
  48                 {external 1 flag}
  49             }
  50
  51             DW_TAG_variable {
  52                 {DW_AT_name foo2}
  53                 {DW_AT_type :$integer_label}
  54                 {DW_AT_location {
  55                     DW_OP_regx -1
  56                 } SPECIAL_expr}
  57                 {external 1 flag}
  58             }
  59         }
  60     }
  61 }
  62
  63 if { [prepare_for_testing "failed to prepare" ${testfile} \
  64           [list $srcfile $asm_file] {nodebug}] } {
  65     return -1
  66 }
  67
  68 if ![runto_main] {
  69     return -1
  70 }
  71
  72 gdb_test "info addr foo1" \
  73     "Symbol \"foo1\" is a variable in \\\$bad_register_number."
  74
  75 gdb_test "info addr foo2" \
  76     "Symbol \"foo2\" is a variable in \\\$bad_register_number."