projects / deliverable / binutils-gdb.git / blame
| Commit | Line | Data |
|---|---|---|
| b811d2c2 | 1 | # Copyright 2016-2020 Free Software Foundation, Inc. |
| 0c1b455e 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 | load_lib dwarf.exp | |
| 16 | ||
| 17 | # This test can only be run on targets which support DWARF-4 and use gas. | |
| 18 | if {![dwarf2_support]} { | |
| 19 | return 0 | |
| 20 | } | |
| 21 | ||
| 22 | standard_testfile main-subprogram.c enum-type-dw.S | |
| 23 | ||
| 24 | # Make some DWARF for the test. | |
| 25 | set asm_file [standard_output_file $srcfile2] | |
| 26 | Dwarf::assemble $asm_file { | |
| 27 | global srcdir subdir srcfile | |
| 28 | ||
| 29 | set range [function_range mymain ${srcdir}/${subdir}/${srcfile}] | |
| 30 | set mymain_start [lindex $range 0] | |
| 31 | set mymain_length [lindex $range 1] | |
| 32 | ||
| 33 | cu {} { | |
| 34 | DW_TAG_compile_unit { | |
| 35 | {DW_AT_language @DW_LANG_C} | |
| 36 | {DW_AT_name main-subprogram.c} | |
| 37 | {DW_AT_comp_dir /tmp} | |
| 38 | } { | |
| 39 | declare_labels type | |
| 40 | ||
| 41 | type: DW_TAG_base_type { | |
| 42 | {DW_AT_byte_size 4 DW_FORM_sdata} | |
| 43 | {DW_AT_encoding @DW_ATE_signed} | |
| 44 | {DW_AT_name int} | |
| 45 | } | |
| 46 | ||
| 47 | DW_TAG_subprogram { | |
| 48 | {name mymain} | |
| 49 | {low_pc $mymain_start addr} | |
| 50 | {high_pc "$mymain_start + $mymain_length" addr} | |
| 51 | {type :$type} | |
| 52 | {DW_AT_main_subprogram 1 flag} | |
| 53 | } { | |
| 54 | } | |
| 55 | } | |
| 56 | } | |
| 57 | } | |
| 58 | ||
| 5b362f04 | 59 | if {[prepare_for_testing "failed to prepare" ${testfile} \ |
| 0c1b455e TT |
60 | [list $srcfile $asm_file] {nodebug}]} { |
| 61 | return -1 | |
| 62 | } | |
| 63 | ||
| 64 | # Test that the "start" command stops in the "mymain" function. | |
| 65 | # This should happen because we used DW_AT_main_subprogram to tell gdb | |
| 66 | # that this was the real "main". | |
| 67 | ||
| 68 | if {[gdb_start_cmd] < 0} { | |
| 69 | untested "could not start ${testfile}" | |
| 70 | return -1 | |
| 71 | } | |
| 72 | ||
| 73 | gdb_test "" "Temporary breakpoint .* mymain.*" "stopped at mymain" |