gdb/testsuite/gdb.base/return2.exp

   1 # Copyright 2000, 2001, 2004 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 Michael Snyder (msnyder@redhat.com)
  21
  22 if $tracelevel then {
  23         strace $tracelevel
  24 }
  25
  26 set prms_id 0
  27 set bug_id 0
  28
  29 set testfile "return2"
  30 set srcfile ${testfile}.c
  31 set binfile ${objdir}/${subdir}/${testfile}
  32 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
  33      untested return2.exp
  34      return -1
  35 }
  36
  37 proc return_1 { type } {
  38     global gdb_prompt
  39
  40     gdb_test "break ${type}_func" "Breakpoint \[0123456789\].*" \
  41             "set break on ${type}_func"
  42     gdb_test "continue" "Breakpoint.* ${type}_func.*" \
  43             "continue to ${type}_func"
  44     send_gdb "return testval.${type}_testval\n"
  45     gdb_expect {
  46         -re "Make ${type}_func return now.*y or n. $" {
  47             send_gdb "y\n"
  48             exp_continue
  49         }
  50         -re ".*${type}_resultval *= ${type}_func.*$gdb_prompt $" {
  51             send_gdb "step\n"
  52             exp_continue
  53         }
  54         -re ".*${type}_checkpoint.*$gdb_prompt $" {
  55             pass "return from ${type}_func"
  56         }
  57         -re ".*$gdb_prompt $" {
  58             fail "return from ${type}_func"
  59         }
  60         timeout {
  61             fail "return from ${type}_func (timeout)"
  62         }
  63     }
  64     gdb_test "print ${type}_resultval == testval.${type}_testval" ".* = 1" \
  65             "${type} value returned successfully"
  66     gdb_test "print ${type}_resultval != ${type}_returnval" ".* = 1" \
  67             "validate result value not equal to program return value"
  68 }
  69
  70 proc return_void { } {
  71     global gdb_prompt
  72
  73     gdb_test "break void_func" "Breakpoint \[0123456789\].*" \
  74             "set break on void_func"
  75     gdb_test "continue" "Breakpoint.* void_func.*" \
  76             "continue to void_func"
  77     send_gdb "return \n"
  78     gdb_expect {
  79         -re "Make void_func return now.*y or n. $" {
  80             send_gdb "y\n"
  81             exp_continue
  82         }
  83         -re ".*void_func.*call to void_func.*$gdb_prompt $" {
  84             send_gdb "step\n"
  85             exp_continue
  86         }
  87         -re ".*void_checkpoint.*$gdb_prompt $" {
  88             pass "return from void_func"
  89         }
  90         -re ".*$gdb_prompt $" {
  91             fail "return from void_func"
  92         }
  93         timeout {
  94             fail "return from void_func (timeout)"
  95         }
  96     }
  97     gdb_test "print void_test == 0" ".* = 1" \
  98             "void function returned successfully"
  99 }
 100
 101 proc return2_tests { } {
 102     global gdb_prompt
 103
 104     if { ! [ runto_main ] } then {
 105         untested return2.exp
 106         return -1
 107     }
 108
 109     return_void
 110     return_1 "char"
 111     return_1 "short"
 112     return_1 "int"
 113     return_1 "long"
 114     if { ! [istarget "m6811-*-*"] && ![istarget "h8300*-*"] } then {
 115         return_1 "long_long"
 116     }
 117     return_1 "float"
 118     if { ! [istarget "m6811-*-*"] } then {
 119         return_1 "double"
 120     }
 121 }
 122
 123 # Start with a fresh gdb.
 124
 125 gdb_exit
 126 gdb_start
 127 gdb_reinitialize_dir $srcdir/$subdir
 128 gdb_load ${binfile}
 129
 130 set timeout 30
 131 return2_tests