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42a4f53d | 1 | # Copyright 2016-2019 Free Software Foundation, Inc. |
e385593e JK |
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 | load_lib dwarf.exp | |
16 | ||
17 | # This test can only be run on targets which support DWARF-2 and use gas. | |
18 | if {![dwarf2_support]} { | |
19 | return 0 | |
20 | } | |
21 | ||
22 | standard_testfile .S main.c | |
23 | ||
24 | # Make some DWARF for the test. | |
25 | set asm_file [standard_output_file $srcfile] | |
26 | Dwarf::assemble $asm_file { | |
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27 | global srcdir subdir srcfile2 |
28 | ||
29 | set main_result [function_range main ${srcdir}/${subdir}/${srcfile2}] | |
30 | set main_start [lindex $main_result 0] | |
31 | set main_length [lindex $main_result 1] | |
32 | ||
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33 | cu {} { |
34 | compile_unit { | |
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35 | {low_pc $main_start addr} |
36 | {high_pc "$main_start + $main_length" addr} | |
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37 | } { |
38 | declare_labels integer_label | |
39 | ||
40 | integer_label: DW_TAG_base_type { | |
41 | {DW_AT_byte_size 4 DW_FORM_sdata} | |
42 | {DW_AT_encoding @DW_ATE_signed} | |
43 | {DW_AT_name integer} | |
44 | } | |
45 | ||
46 | DW_TAG_subprogram { | |
47 | {name main} | |
48 | {DW_AT_external 1 flag} | |
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49 | {low_pc $main_start addr} |
50 | {high_pc "$main_start + $main_length" addr} | |
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51 | } { |
52 | DW_TAG_lexical_block { | |
53 | } { | |
54 | DW_TAG_variable { | |
55 | {DW_AT_name testvar} | |
56 | {DW_AT_type :$integer_label} | |
57 | {DW_AT_external 1 flag} | |
58 | {DW_AT_location { | |
59 | DW_OP_addr [gdb_target_symbol main] | |
60 | } SPECIAL_expr} | |
61 | } | |
62 | } | |
63 | } | |
64 | } | |
65 | } | |
66 | } | |
67 | ||
5b362f04 | 68 | if { [prepare_for_testing "failed to prepare" ${testfile} \ |
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69 | [list $srcfile2 $asm_file] {nodebug}] } { |
70 | return -1 | |
71 | } | |
72 | ||
73 | runto_main | |
74 | ||
75 | # FAILing GDB did print: No symbol "testvar" in current context. | |
76 | gdb_test "p testvar" { = -?[0-9]+} |