gdb/testsuite/gdb.base/consecutive.exp

   1 #   Copyright 2001, 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 # Please email any bugs, comments, and/or additions to this file to:
  17 # bug-gdb@prep.ai.mit.edu
  18
  19 # This file was written by Michael Snyder. (msnyder@redhat.com)
  20
  21 if $tracelevel then {
  22     strace $tracelevel
  23 }
  24
  25 #
  26 # Test breakpoints at consecutive instruction addresses.
  27 #
  28
  29 set prms_id 0
  30 set bug_id 0
  31
  32 set testfile "consecutive"
  33 set srcfile ${testfile}.c
  34 set binfile ${objdir}/${subdir}/${testfile}
  35
  36 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug nowarnings}] != "" } {
  37     untested consecutive.exp
  38     return -1
  39 }
  40
  41 if [get_compiler_info ${binfile}] {
  42     return -1
  43 }
  44
  45 gdb_exit
  46 gdb_start
  47 gdb_reinitialize_dir $srcdir/$subdir
  48 gdb_load ${binfile}
  49
  50 if [target_info exists gdb_stub] {
  51     gdb_step_for_stub;
  52 }
  53
  54 if ![runto_main] then {
  55     perror "couldn't run to breakpoint"
  56     continue
  57 }
  58
  59 set nl "\[\r\n\]+"
  60
  61 gdb_breakpoint foo
  62 gdb_test "continue" "Breakpoint $decimal, foo .*" \
  63         "continue to breakpoint in foo"
  64
  65 set bp_addr 0
  66 set stop_addr 0
  67
  68 send_gdb "x /2i \$pc\n"
  69 gdb_expect {
  70     global hex
  71     global nl
  72     global bp_addr
  73     global gdb_prompt
  74
  75     -re "$hex.*${nl}($hex).*$gdb_prompt $" {
  76         set bp_addr $expect_out(1,string)
  77         pass "get breakpoint address for foo"
  78     }
  79     -re ".*$gdb_prompt $" {
  80         fail "get breakpoint address for foo"
  81         return 0;
  82     }
  83     timeout {
  84         fail "get breakpoint address for foo (timeout)"
  85         return 0;
  86     }
  87 }
  88
  89 gdb_test "break \*$bp_addr" "Breakpoint $decimal at $bp_addr: file .*" \
  90         "set bp, 2nd instr"
  91
  92 send_gdb "step\n"
  93 gdb_expect {
  94     -re "Breakpoint $decimal, ($hex) in foo.*$gdb_prompt $" {
  95         set stop_addr $expect_out(1,string)
  96         if [eval expr "$bp_addr == $stop_addr"] then {
  97             pass "stopped at bp, 2nd instr"
  98         } else {
  99             fail "stopped at bp, 2nd instr (wrong address)"
 100         }
 101     }
 102     -re ".*$gdb_prompt $" {
 103         fail "stopped at bp, 2nd instr"
 104     }
 105     timeout {
 106         fail "stopped at bp, 2nd instr (timeout)"
 107
 108     }
 109 }
 110