Commit | Line | Data |
---|---|---|
e2882c85 | 1 | # Copyright 2017-2018 Free Software Foundation, Inc. |
03278692 TT |
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 | load_lib dwarf.exp | |
17 | ||
18 | # This test can only be run on targets which support DWARF-2 and use gas. | |
19 | if {![dwarf2_support]} { | |
20 | return 0 | |
21 | } | |
22 | ||
23 | standard_testfile main.c shortpiece-dw.S | |
24 | ||
25 | # Make some DWARF for the test. | |
26 | set asm_file [standard_output_file $srcfile2] | |
27 | Dwarf::assemble $asm_file { | |
28 | global pair | |
29 | ||
30 | cu { addr_size 4 } { | |
31 | compile_unit {} { | |
32 | declare_labels int_label ushort_label struct_label | |
33 | ||
34 | int_label: DW_TAG_base_type { | |
35 | {DW_AT_byte_size 4 DW_FORM_udata} | |
36 | {DW_AT_encoding @DW_ATE_unsigned} | |
37 | {DW_AT_name "myint"} | |
38 | } | |
39 | ushort_label: DW_TAG_base_type { | |
40 | {DW_AT_byte_size 2 DW_FORM_udata} | |
41 | {DW_AT_encoding @DW_ATE_unsigned} | |
42 | {DW_AT_name "myushort"} | |
43 | } | |
44 | ||
45 | struct_label: DW_TAG_structure_type { | |
46 | {DW_AT_name "S"} | |
47 | {DW_AT_byte_size 8 DW_FORM_udata} | |
48 | } { | |
49 | DW_TAG_member { | |
50 | {DW_AT_name "a"} | |
51 | {DW_AT_type :${int_label}} | |
52 | {DW_AT_data_member_location 0 DW_FORM_udata} | |
53 | } | |
54 | ||
55 | DW_TAG_member { | |
56 | {DW_AT_name "b"} | |
57 | {DW_AT_type :${ushort_label}} | |
58 | {DW_AT_data_member_location 4 DW_FORM_udata} | |
59 | } | |
60 | } | |
61 | ||
62 | DW_TAG_variable { | |
63 | {DW_AT_name "s1"} | |
64 | {DW_AT_type :${struct_label}} | |
65 | {DW_AT_external 1 DW_FORM_flag} | |
66 | {DW_AT_location { | |
67 | DW_OP_constu 1 | |
68 | DW_OP_stack_value | |
69 | DW_OP_piece 4 | |
70 | DW_OP_constu 0 | |
71 | DW_OP_stack_value | |
72 | DW_OP_piece 2 | |
73 | } SPECIAL_expr} | |
74 | } | |
75 | ||
76 | DW_TAG_variable { | |
77 | {DW_AT_name "s2"} | |
78 | {DW_AT_type :${struct_label}} | |
79 | {DW_AT_external 1 DW_FORM_flag} | |
80 | {DW_AT_location { | |
81 | DW_OP_constu 1 | |
82 | DW_OP_stack_value | |
83 | DW_OP_piece 4 | |
84 | DW_OP_constu 0 | |
85 | DW_OP_stack_value | |
86 | DW_OP_piece 8 | |
87 | } SPECIAL_expr} | |
88 | } | |
89 | } | |
90 | } | |
91 | } | |
92 | ||
93 | if { [prepare_for_testing "failed to prepare" ${testfile} \ | |
94 | [list $srcfile $asm_file] {nodebug}] } { | |
95 | return -1 | |
96 | } | |
97 | ||
98 | gdb_test "p s1" " = {a = 1, b = 0}" | |
99 | gdb_test "p s2" \ | |
100 | "access outside bounds of object referenced via synthetic pointer" |