gdb/testsuite/gdb.dwarf2/dwznolink.exp

   1 # Copyright 2021-2022 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 # No remote host testing either.
  24 if {[is_remote host]} {
  25     return 0
  26 }
  27
  28 standard_testfile main.c dwznolink.S
  29
  30 set asm_file [standard_output_file $srcfile2]
  31
  32 # The DWARF should contain a reference to a supplementary ("dwz")
  33 # file, but the section that links to the file should be missing.  At
  34 # one point, this caused gdb crashes.
  35 Dwarf::assemble $asm_file {
  36     cu {} {
  37         compile_unit {{language @DW_LANG_C}} {
  38             constant {
  39                 {name 0 DW_FORM_GNU_strp_alt}
  40                 {type 97 DW_FORM_GNU_ref_alt}
  41                 {const_value 99 data1}
  42             }
  43         }
  44     }
  45 }
  46
  47 # We can't use prepare_for_testing here because we need to check the
  48 # 'file' command's output.
  49 if {[build_executable $testfile.exp $testfile \
  50          [list $srcfile $asm_file] {nodebug quiet}]} {
  51     return -1
  52 }
  53
  54 gdb_exit
  55 gdb_start
  56 gdb_reinitialize_dir $srcdir/$subdir
  57
  58 gdb_test "file -readnow $binfile" \
  59     "could not read '.gnu_debugaltlink' section" \
  60     "file $testfile"