gdb/testsuite/gdb.base/return2.exp

   1 # Copyright 2000-2014 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 # This file was written by Michael Snyder (msnyder@redhat.com)
  17
  18
  19 standard_testfile .c
  20
  21 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
  22      untested return2.exp
  23      return -1
  24 }
  25
  26 proc return_1 { type } {
  27     global gdb_prompt
  28
  29     gdb_test "break ${type}_func" "Breakpoint \[0123456789\].*" \
  30             "set break on ${type}_func"
  31     gdb_test "continue" "Breakpoint.* ${type}_func.*" \
  32             "continue to ${type}_func"
  33
  34     gdb_test_multiple "return testval.${type}_testval" \
  35         "return from ${type}_func" {
  36             -re "Make ${type}_func return now.*y or n. $" {
  37                 send_gdb "y\n"
  38                 exp_continue
  39             }
  40             -re ".*${type}_resultval *= ${type}_func.*$gdb_prompt $" {
  41                 send_gdb "step\n"
  42                 exp_continue
  43             }
  44             -re ".*${type}_checkpoint.*$gdb_prompt $" {
  45                 pass "return from ${type}_func"
  46             }
  47         }
  48     gdb_test "print ${type}_resultval == testval.${type}_testval" ".* = 1" \
  49             "${type} value returned successfully"
  50     gdb_test "print ${type}_resultval != ${type}_returnval" ".* = 1" \
  51             "validate result value not equal to program return value"
  52 }
  53
  54 proc return_void { } {
  55     global gdb_prompt
  56
  57     gdb_test "break void_func" "Breakpoint \[0123456789\].*" \
  58             "set break on void_func"
  59     gdb_test "continue" "Breakpoint.* void_func.*" \
  60             "continue to void_func"
  61
  62     gdb_test_multiple "return" "return from void_func" {
  63         -re "Make void_func return now.*y or n. $" {
  64             send_gdb "y\n"
  65             exp_continue
  66         }
  67         -re ".*void_func.*call to void_func.*$gdb_prompt $" {
  68             send_gdb "step\n"
  69             exp_continue
  70         }
  71         -re ".*void_checkpoint.*$gdb_prompt $" {
  72             pass "return from void_func"
  73         }
  74     }
  75     gdb_test "print void_test == 0" ".* = 1" \
  76             "void function returned successfully"
  77 }
  78
  79 proc return2_tests { } {
  80     global gdb_prompt
  81
  82     if { ! [ runto_main ] } then {
  83         untested return2.exp
  84         return -1
  85     }
  86
  87     return_void
  88     return_1 "char"
  89     return_1 "short"
  90     return_1 "int"
  91     return_1 "long"
  92     if { ! [istarget "m6811-*-*"] && ![istarget "h8300*-*"] } then {
  93         return_1 "long_long"
  94     }
  95     if ![target_info exists gdb,skip_float_tests] {
  96         return_1 "float"
  97         if { ! [istarget "m6811-*-*"] } then {
  98             return_1 "double"
  99         }
 100     }
 101 }
 102
 103 # Start with a fresh gdb.
 104
 105 clean_restart ${binfile}
 106
 107 set timeout 30
 108 return2_tests