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42a4f53d | 1 | # Copyright 2017-2019 Free Software Foundation, Inc. |
41bd68f5 SM |
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 | # Test that "info locals" shows optimized out variables. | |
17 | ||
18 | load_lib dwarf.exp | |
19 | ||
20 | # This test can only be run on targets which support DWARF-2 and use gas. | |
21 | if {![dwarf2_support]} { | |
22 | return 0 | |
23 | } | |
24 | ||
25 | standard_testfile .c ${gdb_test_file_name}-dw.S | |
26 | ||
27 | # Make some DWARF for the test. | |
28 | ||
29 | set asm_file [standard_output_file $srcfile2] | |
30 | Dwarf::assemble $asm_file { | |
31 | global srcdir subdir srcfile | |
32 | global dwarf_regnum regname | |
33 | ||
34 | set buf_var [gdb_target_symbol buf] | |
35 | ||
36 | cu {} { | |
37 | DW_TAG_compile_unit { | |
38 | {DW_AT_name info-locals-optimized-out.c} | |
39 | {DW_AT_comp_dir /tmp} | |
40 | } { | |
41 | declare_labels int_type_label | |
42 | ||
43 | # int | |
44 | int_type_label: base_type { | |
45 | {name "int"} | |
46 | {encoding @DW_ATE_signed} | |
47 | {byte_size 4 DW_FORM_sdata} | |
48 | } | |
49 | ||
50 | DW_TAG_subprogram { | |
51 | {MACRO_AT_func { main ${srcdir}/${subdir}/${srcfile} }} | |
52 | {DW_AT_external 1 flag} | |
53 | } { | |
54 | # A variable completely optimized out. | |
55 | DW_TAG_variable { | |
56 | {name "opt_out"} | |
57 | {type :$int_type_label} | |
58 | } | |
59 | } | |
60 | } | |
61 | } | |
62 | } | |
63 | ||
64 | if { [prepare_for_testing ${testfile}.exp ${testfile} \ | |
65 | [list $srcfile $asm_file] {nodebug}] } { | |
66 | return -1 | |
67 | } | |
68 | ||
69 | if ![runto_main] { | |
70 | return -1 | |
71 | } | |
72 | ||
73 | # Make sure "info locals" shows optimized out variables. | |
74 | gdb_test "info locals" ".*opt_out = <optimized out>.*" "info local shows optimized out variable" |