gdb/testsuite/gdb.cp/gdb2384.exp

   1 # Copyright 2007 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 # When gdb resolves type information for class "derived" from objfile
  17 # gdb2384, it use to fill in the TYPE_VPTR_BASETYPE field with class "base"
  18 # from objfile gdb2384-base.so.  When the program is rerun the type
  19 # information for base-in-so-base.so is discarded leaving
  20 # TYPE_VPTR_BASETYPE dangling.
  21
  22 if $tracelevel then {
  23     strace $tracelevel
  24 }
  25
  26 if { [skip_cplus_tests] } { continue }
  27 if { [skip_shlib_tests] } { continue }
  28
  29 set prms_id 2384
  30 set bug_id 0
  31
  32 set testfile "gdb2384"
  33 set srcfile ${testfile}.cc
  34 set binfile $objdir/$subdir/$testfile
  35
  36 set libfile "gdb2384-base"
  37 set libsrcfile ${libfile}.cc
  38 set sofile $objdir/$subdir/${libfile}.so
  39
  40 # Create and source the file that provides information about the compiler
  41 # used to compile the test case.
  42 if [get_compiler_info ${binfile} "c++"] {
  43     return -1
  44 }
  45
  46 if { [gdb_compile_shlib $srcdir/$subdir/$libsrcfile $sofile {debug c++}] != ""
  47      || [gdb_compile $srcdir/$subdir/$srcfile $binfile executable [list debug "c++" shlib=${sofile}]] != ""} {
  48     untested gdb2384.exp
  49     return -1
  50 }
  51
  52 gdb_exit
  53 gdb_start
  54 gdb_reinitialize_dir $srcdir/$subdir
  55 gdb_load ${binfile}
  56 gdb_load_shlibs ${sofile}
  57
  58 set bp_location [gdb_get_line_number "set breakpoint here"]
  59
  60 # Set a breakpoint with multiple locations.
  61
  62 gdb_test "break $srcfile:$bp_location" \
  63     "Breakpoint.*at.* file .*$srcfile, line.*" \
  64     "set breakpoint"
  65
  66 gdb_run_cmd
  67 gdb_expect {
  68     -re "Breakpoint \[0-9\]+,.*main \\(.*\\).*$gdb_prompt $" {
  69         pass "run to breakpoint"
  70     }
  71     -re "$gdb_prompt $" {
  72         fail "run to breakpoint"
  73     }
  74     timeout {
  75         fail "run to breakpoint (timeout)"
  76     }
  77 }
  78
  79 gdb_test "print d.meth ()" \
  80     ".*42.*" \
  81     "print d.meth ()"
  82
  83 # Now try again.  gdb's without the fix will hopefully segv here
  84
  85 gdb_run_cmd
  86 gdb_expect {
  87     -re "Breakpoint \[0-9\]+,.*main \\(.*\\).*$gdb_prompt $" {
  88         pass "run to breakpoint #2"
  89     }
  90     -re "$gdb_prompt $" {
  91         fail "run to breakpoint #2"
  92     }
  93     timeout {
  94         fail "run to breakpoint #2 (timeout)"
  95     }
  96 }
  97
  98 gdb_test "print d.meth ()" \
  99     ".*42.*" \
 100     "gdb2384"