gnu/dist/gdb6/gdb/testsuite/gdb.base/consecutive.exp

   1 #   Copyright 2001
   2 #   Free Software Foundation, Inc.
   3
   4 # This program is free software; you can redistribute it and/or modify
   5 # it under the terms of the GNU General Public License as published by
   6 # the Free Software Foundation; either version 2 of the License, or
   7 # (at your option) any later version.
   8 #
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU General Public License
  15 # along with this program; if not, write to the Free Software
  16 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  17
  18 # Please email any bugs, comments, and/or additions to this file to:
  19 # bug-gdb@prep.ai.mit.edu
  20
  21 # This file was written by Michael Snyder. (msnyder@redhat.com)
  22
  23 if $tracelevel then {
  24     strace $tracelevel
  25 }
  26
  27 #
  28 # Test breakpoints at consecutive instruction addresses.
  29 #
  30
  31 set prms_id 0
  32 set bug_id 0
  33
  34 set testfile "consecutive"
  35 set srcfile ${testfile}.c
  36 set binfile ${objdir}/${subdir}/${testfile}
  37
  38 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug nowarnings}] != "" } {
  39     gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
  40 }
  41
  42 if [get_compiler_info ${binfile}] {
  43     return -1
  44 }
  45
  46 gdb_exit
  47 gdb_start
  48 gdb_reinitialize_dir $srcdir/$subdir
  49 gdb_load ${binfile}
  50
  51 if [target_info exists gdb_stub] {
  52     gdb_step_for_stub;
  53 }
  54
  55 if ![runto_main] then {
  56     perror "couldn't run to breakpoint"
  57     continue
  58 }
  59
  60 set nl "\[\r\n\]+"
  61
  62 gdb_breakpoint foo
  63 gdb_test "continue" "Breakpoint $decimal, foo .*" \
  64         "continue to breakpoint in foo"
  65
  66 set bp_addr 0
  67 set stop_addr 0
  68
  69 send_gdb "x /2i \$pc\n"
  70 gdb_expect {
  71     global hex
  72     global nl
  73     global bp_addr
  74     global gdb_prompt
  75
  76     -re "$hex.*${nl}($hex).*$gdb_prompt $" {
  77         set bp_addr $expect_out(1,string)
  78         pass "get breakpoint address for foo"
  79     }
  80     -re ".*$gdb_prompt $" {
  81         fail "get breakpoint address for foo"
  82         return 0;
  83     }
  84     timeout {
  85         fail "get breakpoint address for foo (timeout)"
  86         return 0;
  87     }
  88 }
  89
  90 gdb_test "break \*$bp_addr" "Breakpoint $decimal at $bp_addr: file .*" \
  91         "set bp, 2nd instr"
  92
  93 send_gdb "step\n"
  94 gdb_expect {
  95     -re "Breakpoint $decimal, ($hex) in foo.*$gdb_prompt $" {
  96         set stop_addr $expect_out(1,string)
  97         if [eval expr "$bp_addr == $stop_addr"] then {
  98             pass "stopped at bp, 2nd instr"
  99         } else {
 100             fail "stopped at bp, 2nd instr (wrong address)"
 101         }
 102     }
 103     -re ".*$gdb_prompt $" {
 104         fail "stopped at bp, 2nd instr"
 105     }
 106     timeout {
 107         fail "stopped at bp, 2nd instr (timeout)"
 108
 109     }
 110 }
 111