gdb/testsuite/gdb.base/return2.exp

   1 # Copyright 2000, 2001, 2004, 2007, 2008, 2009, 2010
   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 3 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, see <http://www.gnu.org/licenses/>.
  16
  17 # This file was written by Michael Snyder (msnyder@redhat.com)
  18
  19 if $tracelevel then {
  20         strace $tracelevel
  21 }
  22
  23
  24 set testfile "return2"
  25 set srcfile ${testfile}.c
  26 set binfile ${objdir}/${subdir}/${testfile}
  27 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
  28      untested return2.exp
  29      return -1
  30 }
  31
  32 proc return_1 { type } {
  33     global gdb_prompt
  34
  35     gdb_test "break ${type}_func" "Breakpoint \[0123456789\].*" \
  36             "set break on ${type}_func"
  37     gdb_test "continue" "Breakpoint.* ${type}_func.*" \
  38             "continue to ${type}_func"
  39     send_gdb "return testval.${type}_testval\n"
  40     gdb_expect {
  41         -re "Make ${type}_func return now.*y or n. $" {
  42             send_gdb "y\n"
  43             exp_continue
  44         }
  45         -re ".*${type}_resultval *= ${type}_func.*$gdb_prompt $" {
  46             send_gdb "step\n"
  47             exp_continue
  48         }
  49         -re ".*${type}_checkpoint.*$gdb_prompt $" {
  50             pass "return from ${type}_func"
  51         }
  52         -re ".*$gdb_prompt $" {
  53             fail "return from ${type}_func"
  54         }
  55         timeout {
  56             fail "return from ${type}_func (timeout)"
  57         }
  58     }
  59     gdb_test "print ${type}_resultval == testval.${type}_testval" ".* = 1" \
  60             "${type} value returned successfully"
  61     gdb_test "print ${type}_resultval != ${type}_returnval" ".* = 1" \
  62             "validate result value not equal to program return value"
  63 }
  64
  65 proc return_void { } {
  66     global gdb_prompt
  67
  68     gdb_test "break void_func" "Breakpoint \[0123456789\].*" \
  69             "set break on void_func"
  70     gdb_test "continue" "Breakpoint.* void_func.*" \
  71             "continue to void_func"
  72     send_gdb "return \n"
  73     gdb_expect {
  74         -re "Make void_func return now.*y or n. $" {
  75             send_gdb "y\n"
  76             exp_continue
  77         }
  78         -re ".*void_func.*call to void_func.*$gdb_prompt $" {
  79             send_gdb "step\n"
  80             exp_continue
  81         }
  82         -re ".*void_checkpoint.*$gdb_prompt $" {
  83             pass "return from void_func"
  84         }
  85         -re ".*$gdb_prompt $" {
  86             fail "return from void_func"
  87         }
  88         timeout {
  89             fail "return from void_func (timeout)"
  90         }
  91     }
  92     gdb_test "print void_test == 0" ".* = 1" \
  93             "void function returned successfully"
  94 }
  95
  96 proc return2_tests { } {
  97     global gdb_prompt
  98
  99     if { ! [ runto_main ] } then {
 100         untested return2.exp
 101         return -1
 102     }
 103
 104     return_void
 105     return_1 "char"
 106     return_1 "short"
 107     return_1 "int"
 108     return_1 "long"
 109     if { ! [istarget "m6811-*-*"] && ![istarget "h8300*-*"] } then {
 110         return_1 "long_long"
 111     }
 112     return_1 "float"
 113     if { ! [istarget "m6811-*-*"] } then {
 114         return_1 "double"
 115     }
 116 }
 117
 118 # Start with a fresh gdb.
 119
 120 gdb_exit
 121 gdb_start
 122 gdb_reinitialize_dir $srcdir/$subdir
 123 gdb_load ${binfile}
 124
 125 set timeout 30
 126 return2_tests