projects / deliverable / binutils-gdb.git / blame
| Commit | Line | Data |
|---|---|---|
| b811d2c2 | 1 | # Copyright 2011-2020 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 | ||
| 5b362f04 | 83 | if [prepare_for_testing "failed to prepare" $executable "${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>" |