gdb/testsuite/gdb.base/vdso-warning.exp

   1 # Copyright 2012-2016 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 standard_testfile
  17
  18 if { [prepare_for_testing "failed to prepare" ${testfile} $srcfile] } {
  19     return -1
  20 }
  21
  22 gdb_breakpoint "main"
  23
  24 # At least some versions of Fedora/RHEL glibc have local patches that
  25 # hide the vDSO.  This lines re-exposes it.  See PR libc/13097,
  26 # comment 2.  There's no support for passing environment variables in
  27 # the remote protocol, but that's OK -- if we're testing against a
  28 # glibc that doesn't list the vDSO without this, the test should still
  29 # pass.
  30 gdb_test_no_output "set environment LD_DEBUG=unused"
  31
  32 gdb_run_cmd
  33
  34 set test "stop without warning"
  35 gdb_test_multiple "" $test {
  36     -re "Could not load shared library symbols .*\r\n$gdb_prompt $" {
  37         fail $test
  38     }
  39     -re "\r\nBreakpoint \[0-9\]+, main .*\r\n$gdb_prompt $" {
  40         pass $test
  41     }
  42 }
  43
  44 # Extra testing in case the warning changes and we miss updating the
  45 # above.
  46 set test "no vdso without symbols is listed"
  47 gdb_test_multiple "info shared" $test {
  48     -re "No\[^\r\n\]+linux-(vdso|gate).*$gdb_prompt $" {
  49         fail $test
  50     }
  51     -re "$gdb_prompt $" {
  52         pass $test
  53     }
  54 }