1# Copyright 2003-2020 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
16if { [skip_cplus_tests] } { continue }
17
18
19standard_testfile .cc
20
21# Create and source the file that provides information about the compiler
22# used to compile the test case.
23if [get_compiler_info "c++"] {
24    return -1
25}
26
27if {[prepare_for_testing "failed to prepare" $testfile $srcfile {debug c++}]} {
28    return -1
29}
30
31# Start with "set print object off" and "set print symbol off".
32
33gdb_test_no_output "set print object off"
34gdb_test_no_output "set print symbol off"
35
36if ![runto_main] then {
37    perror "couldn't run to main"
38    continue
39}
40
41get_debug_format
42
43gdb_test "break [gdb_get_line_number "marker return 0"]" \
44    "Breakpoint.*at.* file .*" ""
45
46gdb_test "continue" "Breakpoint .* at .*" ""
47
48# Access the "A" object.
49
50gdb_test "print alpha" \
51    "= {.*a1 = 100.*}" \
52    "print alpha at marker return 0"
53
54# Access the "B" object.
55
56gdb_test "print beta" \
57    "= {.*a1 = 200.*b1 = 201.*b2 = 202}" \
58    "print beta at marker return 0"
59
60# Access the "A" object through an "A *" pointer.
61
62gdb_test_multiple "print * aap" "print * aap at marker return 0" {
63    -re "= {.*a1 = 100.*}\r\n$gdb_prompt $" {
64	# gcc 2.95.3 -gstabs+
65	# gcc 3.3.2 -gdwarf-2
66	# gcc 3.3.2 -gstabs+
67	pass "print * aap at marker return 0"
68    }
69    -re "= {.*a1 = .*}\r\n$gdb_prompt $" {
70	if { [test_compiler_info gcc-2-*] && [test_debug_format "DWARF 2"] } {
71	    # gcc 2.95.3 -gdwarf-2
72	    setup_kfail "gdb/1465" "*-*-*"
73	}
74	fail "print * aap at marker return 0"
75    }
76}
77
78# Access the "B" object through a "B *" pointer.
79
80gdb_test "print * bbp" \
81    "= {.*a1 = 200.*b1 = 201.*b2 = 202}" \
82    "print * bbp at marker return 0"
83
84# Access the "B" object through an "A *" pointer.
85# This should print using the "A" type.
86
87gdb_test_multiple "print * abp" "print * abp at marker return 0, s-p-o off" {
88    -re "= {.*a1 = 200.*b1 = .*b2 = .*}\r\n$gdb_prompt $" {
89	# This would violate the documentation for "set print object off".
90	fail "print * abp at marker return 0, s-p-o off"
91    }
92    -re "= {.*a1 = 200.*}\r\n$gdb_prompt $" {
93	pass "print * abp at marker return 0, s-p-o off"
94    }
95}
96
97# Access the "B" object through a "B *" pointer expression.
98# This should print using the "B" type.
99
100gdb_test "print * (B *) abp" \
101    "= {.*a1 = 200.*b1 = 201.*b2 = 202}" \
102    "print * (B *) abp at marker return 0"
103
104# Print the "D" object.
105
106gdb_test "print delta" \
107    "= {.*d1 = 400}" \
108    "print delta with \"print object\" off"
109
110# Printing the value of an object containing no data fields:
111
112gdb_test "p e" "= \{<No data fields>\}" "print object with no data fields"
113
114# Printing NULL pointers with "set print object on".
115
116gdb_test_no_output "set print object on"
117gdb_test "p acp" "= \\(C \\*\\) ${hex}"
118gdb_test "p acp->c1" "\\(A \\*\\) 0x0"
119gdb_test "p acp->c2" "\\(A \\*\\) ${hex}f"
120
121# Print the "D" object with "set print object on".
122# There's no difference in output, but this exercises vtable lookup
123# with a typedef'd baseclass.
124
125gdb_test "print delta" \
126    "= {.*d1 = 400}" \
127    "print delta with \"print object\" on"
128
129# Regression test for PR c++/15401.
130# Check that the type printed is a reference.
131gdb_test "p aref" " = \\(A \\&\\) .*"
132