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32d0add0 | 1 | # Copyright 2011-2015 Free Software Foundation, Inc. |
22c05d8a 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 | ||
f166b542 | 22 | standard_testfile main.c .S |
22c05d8a | 23 | set executable ${testfile} |
22c05d8a | 24 | |
f166b542 YQ |
25 | # Create the DWARF. |
26 | set asm_file [standard_output_file $srcfile2] | |
27 | Dwarf::assemble $asm_file { | |
9301ebe6 YQ |
28 | global srcdir subdir srcfile |
29 | ||
f166b542 YQ |
30 | cu { version 3 addr_size 4 } { |
31 | compile_unit { | |
32 | {producer "GNU C 4.4.3"} | |
33 | {language @DW_LANG_C89} | |
34 | {name 1.c} | |
35 | } { | |
36 | declare_labels int_label struct_label pointer_label variable_label | |
37 | ||
38 | int_label: base_type { | |
39 | {byte_size 4 sdata} | |
40 | {encoding @DW_ATE_signed} | |
41 | {name int} | |
42 | } | |
43 | ||
44 | struct_label: structure_type { | |
45 | {name s} | |
46 | {byte_size 4 sdata} | |
47 | } { | |
48 | member { | |
49 | {name f} | |
50 | {type :$int_label} | |
51 | {data_member_location 0 data1} | |
52 | } | |
53 | } | |
54 | ||
55 | subprogram { | |
9301ebe6 | 56 | {MACRO_AT_func { main ${srcdir}/${subdir}/${srcfile} }} |
f166b542 YQ |
57 | {type :$int_label} |
58 | {external 1 flag} | |
59 | } { | |
60 | pointer_label: pointer_type { | |
61 | {byte_size 4 sdata} | |
62 | {type :$struct_label} | |
63 | } | |
64 | ||
65 | variable_label: DW_TAG_variable { | |
66 | {name v} | |
67 | {location {} DW_FORM_block1} | |
68 | {type :$struct_label} | |
69 | } | |
70 | ||
71 | DW_TAG_variable { | |
72 | {name p} | |
73 | {location { | |
74 | GNU_implicit_pointer $variable_label 0 | |
75 | } SPECIAL_expr} | |
76 | {type :$pointer_label} | |
77 | } | |
78 | } | |
79 | } | |
80 | } | |
81 | } | |
82 | ||
83 | if [prepare_for_testing ${testfile}.exp $executable "${asm_file} ${srcfile}" {}] { | |
22c05d8a JK |
84 | return -1 |
85 | } | |
86 | ||
87 | # DW_OP_GNU_implicit_pointer implementation requires a valid frame. | |
88 | if ![runto_main] { | |
89 | return -1 | |
90 | } | |
91 | ||
92 | gdb_test "p p->f" " = <optimized out>" |