return2.exp revision 1.6 
1# Copyright 2000-2016 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
19standard_testfile .c
20
21if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
22     untested return2.exp
23     return -1
24}
25
26proc 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
54proc 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
79proc 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
105clean_restart ${binfile}
106
107set timeout 30
108return2_tests
109