gdb/testsuite/gdb.base/recurse.exp

   1 # Copyright (C) 1992 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 2 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, write to the Free Software
  15 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
  16
  17 # Please email any bugs, comments, and/or additions to this file to:
  18 # bug-gdb@prep.ai.mit.edu
  19
  20 # This file was written by Jeff Law. (law@cs.utah.edu)
  21
  22 if $tracelevel then {
  23     strace $tracelevel
  24 }
  25
  26 set prms_id 0
  27 set bug_id 0
  28
  29 set testfile "recurse"
  30 set srcfile ${srcdir}/$subdir/${testfile}.c
  31 set binfile ${objdir}/${subdir}/${testfile}
  32 if  { [compile "${srcfile} -g -o ${binfile}"] != "" } {
  33     perror "Couldn't compile ${srcfile}"
  34     return -1
  35 }
  36
  37 # Start with a fresh gdb.
  38
  39 gdb_exit
  40 gdb_start
  41 gdb_reinitialize_dir $srcdir/$subdir
  42 gdb_load ${binfile}
  43
  44 # Only enabled for some targets merely because it has not been tested
  45 # elsewhere.
  46 if {[istarget "sparc*-*-sunos4*"] || [istarget "hppa*-*-bsd*"]} then {
  47
  48     # Preserve the old timeout, and set a new one that should be
  49     # sufficient to avoid timing out during this test.
  50
  51     if [runto recurse] then {
  52         # First we need to step over the assignment of b, so it has a known
  53         # value.
  54         gdb_test "next" "if \\(a == 1\\)" "next over b = 0 in first instance"
  55         gdb_test "watch b" ".*\[Ww\]atchpoint \[0-9]*: b" \
  56             "set first instance watchpoint"
  57
  58         # Continue until initial set of b.
  59         if [gdb_test "continue" \
  60             "Continuing.*\[Ww\]atchpoint.*: b.*Old value = 0.*New value = 10.*" \
  61             "continue to first instance watchpoint, first time"] then {
  62             return
  63         }
  64
  65         # Continue inward for a few iterations
  66         gdb_test "continue" "Breakpoint.* recurse \\(a=9\\).*" \
  67             "continue to recurse (a = 9)"
  68         gdb_test "continue" "Breakpoint.* recurse \\(a=8\\).*" \
  69             "continue to recurse (a = 8)"
  70         gdb_test "continue" "Breakpoint.* recurse \\(a=7\\).*" \
  71             "continue to recurse (a = 7)"
  72         gdb_test "continue" "Breakpoint.* recurse \\(a=6\\).*" \
  73             "continue to recurse (a = 6)"
  74         gdb_test "continue" "Breakpoint.* recurse \\(a=5\\).*" \
  75             "continue to recurse (a = 5)"
  76
  77         # Put a watchpoint on another instance of b
  78         # First we need to step over the assignment of b, so it has a known
  79         # value.
  80         gdb_test "next" "if \\(a == 1\\)" "next over b = 0 in second instance"
  81         gdb_test "watch b" ".*\[Ww\]atchpoint \[0-9]*: b" \
  82             "set second instance watchpoint"
  83
  84         # Continue until initial set of b (second instance).
  85         if [gdb_test "continue" \
  86             "Continuing.*\[Ww\]atchpoint.*: b.*Old value = 0.*New value = 5.*"\
  87             "continue to second instance watchpoint, first time"] then {
  88             return
  89         }
  90
  91         # Continue inward for a few iterations
  92         gdb_test "continue" "Breakpoint.* recurse \\(a=4\\).*" \
  93             "continue to recurse (a = 4)"
  94         gdb_test "continue" "Breakpoint.* recurse \\(a=3\\).*" \
  95             "continue to recurse (a = 3)"
  96         gdb_test "continue" "Breakpoint.* recurse \\(a=2\\).*" \
  97             "continue to recurse (a = 2)"
  98         gdb_test "continue" "Breakpoint.* recurse \\(a=1\\).*" \
  99             "continue to recurse (a = 1)"
 100
 101         # Continue until second set of b (second instance).
 102         setup_xfail "sparc*-*-sunos4*"
 103         if [gdb_test "continue" \
 104             "Continuing.*\[Ww\]atchpoint.*: b.*Old value = 5.*New value = 120.*return.*" \
 105             "continue to second instance watchpoint, second time"] then {
 106             return
 107         }
 108
 109         # Continue again.  We should have a watchpoint go out of scope now
 110         if [gdb_test "continue" \
 111             "Continuing.*\[Ww\]atchpoint.*deleted.*recurse \\(a=6\\) .*" \
 112             "second instance watchpoint deleted when leaving scope"] then {
 113             return
 114         }
 115
 116         # Continue until second set of b (first instance).
 117         if [gdb_test "continue" \
 118             "Continuing.*\[Ww\]atchpoint.*b.*Old value = 10.*New value = 3628800.*return.*" \
 119             "continue to first instance watchpoint, second time"] then {
 120             return
 121         }
 122
 123         # Continue again.  We should have a watchpoint go out of scope now
 124         if [gdb_test "continue" \
 125             "Continuing.*\[Ww\]atchpoint.*deleted.*main \\(\\) .*" \
 126             "first instance watchpoint deleted when leaving scope"] then {
 127             return
 128         }
 129     }
 130
 131     # Restore the preserved old timeout value.
 132 }