aboutsummaryrefslogtreecommitdiff
path: root/gdb/testsuite/gdb.base/call-rt-st.exp
blob: b3b458fb7ca6f517d501d8f396dac6fb099a60bc (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
# Copyright 1998-2017 Free Software Foundation, Inc.

# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

# This file was written by Elena Zannoni (ezannoni@cygnus.com)

# this file tests command line calls with functions returning structures
# corresponding source file: call_return_struct.c




standard_testfile .c

if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug nowarnings}] != "" } {
    untested "failed to compile"
    return -1
}



# Create and source the file that provides information about the compiler
# used to compile the test case.

if [get_compiler_info] {
    return -1
}

# Some targets can't do function calls, so don't even bother with this
# test.
if [target_info exists gdb,cannot_call_functions] {
    unsupported "this target can not call functions"
    continue
}

set skip_float_test [gdb_skip_float_test]

# Start with a fresh gdb.

clean_restart ${binfile}
gdb_test_no_output "set print sevenbit-strings"
gdb_test_no_output "set print address off"
gdb_test_no_output "set width 0"


if ![runto_main] then {
    perror "couldn't run to breakpoint"
    continue
}


set stop_line [gdb_get_line_number "-break1-"]
gdb_test "break loop_count" \
    "Breakpoint.* file .*call-rt-st.c, line $stop_line\\." \
    "breakpoint loop_count"

gdb_test "continue" \
    "Continuing\\..*Breakpoint.*loop_count \\(\\) at.*call-rt-st.c:$stop_line\[ \t\r\n\]+$stop_line\[\t \]+for \\(index=0; index.4; index..\\);.*\[\r\n \]+" \
    "continue to loop_count"

gdb_test_multiple "finish" "finish out from loop count" {
    -re "Run till exit from .0  loop_count \\(\\) at.*call-rt-st.c:$stop_line\[ \t\r\n\]+main \\(\\) at.*call-rt-st.c:${decimal}\[ \t\r\n\]+${decimal}\[\t \]+return 0;.*-finish1-.*$gdb_prompt $" {
	pass "finish out from loop_count (finish1)"
    }
    -re  "Run till exit from .0  loop_count \\(\\) at.*call-rt-st.c:$stop_line\[ \t\r\n\]+main \\(\\) at.*call-rt-st.c:${decimal}\[ \t\r\n\]+${decimal}\[\t \]+loop_count.*-finish2-.*$gdb_prompt $" {
	pass "finish out from loop_count (line 775)"
    }
}

# Ask GDB to print the value of EXPR, and expect to see the regexp
# RESULT in the output.  If we get back the error message "Function
# return value unknown", call that an `unsupported' test; on some
# architectures, it's impossible to find structs returned by value
# reliably.
proc print_struct_call { expr inf_result gdb_result } {
    global gdb_prompt
    global inferior_spawn_id gdb_spawn_id

    set inferior_matched 0
    set gdb_matched 0

    set command "print $expr"
    gdb_test_multiple "${command}" "${command}" {
	-i $inferior_spawn_id
	-re "$inf_result" {
	    set inferior_matched 1
	    if {!$gdb_matched} {
		exp_continue
	    }
	}

	-i $gdb_spawn_id
	-re "$gdb_result\r\n$gdb_prompt $" {
	    set gdb_matched 1
	    if {!$inferior_matched} {
		exp_continue
	    }
	}
        -re "Function return value unknown.\[\r\n\]+$gdb_prompt $" {
            unsupported "$command"
	    return
        }
    }

    verbose -log "inferior_matched=$inferior_matched, gdb_matched=$gdb_matched"
    gdb_assert {$inferior_matched && $gdb_matched} $command
}


if ![gdb_skip_stdio_test "print print_struct_rep(*struct1)"] {
    print_struct_call "print_struct_rep(*struct1)" \
	".*Contents of struct1:\[ \t\n\r\]+22\[ \t\]+0\[ \t\n\r\]+" \
	".\[0-9\]+ = \\{value = 5, head = 0\\}"
}

if ![gdb_skip_stdio_test "print print_one_large_struct(...)"] {
    print_struct_call "print_one_large_struct(*list1)" \
	".*\[ \t\]+4\[ \t\]+1\[ \r\n\]+" \
	".\[0-9\]+ = \\{next_index = \\{1, 2, 3, 4, 5, 6, 7, 8, 9, 10\\}, values = \\{4, 6, 8, 10, 12, 14, 16, 18, 20, 22\\}, head = 0\\}"
}

if {!$skip_float_test && \
        ![gdb_skip_stdio_test "print print_one_double(*d1)"] } {
    print_struct_call "print_one_double(*d1)" \
	".*Contents of one_double_t:\[ \r\n\]+1\\.111110\[ \r\n\]+" \
	".\[0-9\]+ = \\{double1 = 1\\.111\[0-9\]*\\}"
}

if {!$skip_float_test && \
        ![gdb_skip_stdio_test "print print_two_floats(*f3)"] } {
    print_struct_call "print_two_floats(*f3)" \
	".*Contents of two_floats_t:\[ \r\n\]+-2\\.345000\[ \t]+1\\.000000\[ \r\n\]+" \
	".\[0-9\]+ = \\{float1 = -2\\.34500003, float2 = 1\\}"
}

if ![gdb_skip_stdio_test "print print_bit_flags_char(*cflags)"] {
    print_struct_call "print_bit_flags_char(*cflags)" \
	".*alpha\[ \r\n\]+gamma\[ \r\n\]+epsilon\[ \r\n\]+" \
	".\[0-9\]+ = \\{alpha = 1 '\\\\001', beta = 0 '\\\\000', gamma = 1 '\\\\001', delta = 0 '\\\\000', epsilon = 1 '\\\\001', omega = 0 '\\\\000'\\}"
}

if ![gdb_skip_stdio_test "print print_bit_flags_short(*sflags)"] {
    print_struct_call "print_bit_flags_short(*sflags)" \
	".*alpha\[ \r\n\]+gamma\[ \r\n\]+epsilon\[ \r\n\]+" \
	".\[0-9\]+ = \\{alpha = 1, beta = 0, gamma = 1, delta = 0, epsilon = 1, omega = 0\\}"
}

if ![gdb_skip_stdio_test "print print_bit_flags(*flags)"] {
    print_struct_call "print_bit_flags(*flags)" \
	".*alpha\[ \r\n\]+gamma\[ \r\n\]+epsilon\[ \r\n\]+" \
	".\[0-9\]+ = \\{alpha = 1, beta = 0, gamma = 1, delta = 0, epsilon = 1, omega = 0\\}"
}

if ![gdb_skip_stdio_test "print print_bit_flags_combo(*flags_combo)"] {
    print_struct_call "print_bit_flags_combo(*flags_combo)" \
	".*alpha\[ \r\n\]+gamma\[ \r\n\]+epsilon\[ \r\n\]+ch1: y\[ \t\]+ch2: n\[ \r\n\]+" \
	".\[0-9\]+ = \\{alpha = 1, beta = 0, ch1 = 121 'y', gamma = 1, delta = 0, ch2 = 110 'n', epsilon = 1, omega = 0\\}"
}

if ![gdb_skip_stdio_test "print print_three_chars(*three_chars)"] {
    print_struct_call "print_three_chars(*three_char)" \
	".*Contents of three_char_t:\[ \r\n\]+x\[ \t\]+y\[ \t\]+z\[ \r\n\]+" \
	".\[0-9\]+ = \\{ch1 = 120 'x', ch2 = 121 'y', ch3 = 122 'z'\\}"
}

if ![gdb_skip_stdio_test "print print_five_chars(*five_chars)"] {
    print_struct_call "print_five_chars(*five_char)" \
	".*Contents of five_char_t:\[ \r\n\]+h\[ \t\]+e\[ \t\]+l\[ \t\]+l\[ \t\]+o\[ \r\n\]+" \
	".\[0-9\]+ = \\{ch1 = 104 'h', ch2 = 101 'e', ch3 = 108 'l', ch4 = 108 'l', ch5 = 111 'o'\\}"
}

if ![gdb_skip_stdio_test "print print_int_char_combo(*int_char_combo)"] {
    print_struct_call "print_int_char_combo(*int_char_combo)" \
	".*Contents of int_char_combo_t:\[ \r\n\]+13\[ \t\]+!\[ \r\n\]+" \
	".\[0-9\]+ = \\{int1 = 13, ch1 = 33 '!'\\}"
}

return