| # Copyright 2020-2021 Free Software Foundation, Inc. |
| |
| # This program is free software; you can redistribute it and/or modify |
| # it under the terms of the GNU General Public License as published by |
| # the Free Software Foundation; either version 3 of the License, or |
| # (at your option) any later version. |
| # |
| # This program is distributed in the hope that it will be useful, |
| # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| # GNU General Public License for more details. |
| # |
| # You should have received a copy of the GNU General Public License |
| # along with this program. If not, see <http://www.gnu.org/licenses/>. |
| load_lib dwarf.exp |
| |
| # This test can only be run on targets which support DWARF-2 and use gas. |
| if {![dwarf2_support]} { |
| verbose "Skipping $gdb_test_file_name." |
| return 0 |
| } |
| |
| # The .c files use __attribute__. |
| if [get_compiler_info] { |
| return -1 |
| } |
| if !$gcc_compiled { |
| verbose "Skipping $gdb_test_file_name." |
| return 0 |
| } |
| |
| standard_testfile .c -dw.S |
| |
| set asm_file [standard_output_file $srcfile2] |
| Dwarf::assemble $asm_file { |
| declare_labels Llines |
| global srcdir subdir srcfile |
| |
| cu {} { |
| compile_unit { |
| {language @DW_LANG_C} |
| {name dw2-line-number-zero.c} |
| {stmt_list $Llines DW_FORM_sec_offset} |
| } { |
| subprogram { |
| {external 1 flag} |
| {MACRO_AT_func {main}} |
| } |
| subprogram { |
| {external 1 flag} |
| {MACRO_AT_func {bar1}} |
| } |
| subprogram { |
| {external 1 flag} |
| {MACRO_AT_func {bar2}} |
| } |
| } |
| } |
| |
| lines {version 2} Llines { |
| include_dir "${srcdir}/${subdir}" |
| file_name "$srcfile" 1 |
| |
| program { |
| {DW_LNE_set_address bar1_label} |
| {line 27} |
| {DW_LNS_copy} |
| |
| {DW_LNE_set_address bar1_label_2} |
| {line 29} |
| {DW_LNS_copy} |
| |
| {DW_LNE_set_address bar1_label_3} |
| {line 0} |
| {DW_LNS_copy} |
| |
| {DW_LNE_set_address bar1_label_4} |
| {line 33} |
| {DW_LNS_copy} |
| |
| {DW_LNE_set_address bar1_label_5} |
| {DW_LNE_end_sequence} |
| |
| |
| {DW_LNE_set_address bar2_label} |
| {line 41} |
| {DW_LNS_copy} |
| |
| {DW_LNE_set_address bar2_label_2} |
| {line 43} |
| {DW_LNS_copy} |
| |
| {DW_LNE_set_address bar2_label_3} |
| {line 0} |
| {DW_LNS_negate_stmt} |
| {DW_LNS_copy} |
| {DW_LNS_negate_stmt} |
| |
| {DW_LNE_set_address bar2_label_4} |
| {line 47} |
| {DW_LNS_copy} |
| |
| {DW_LNE_set_address bar2_label_5} |
| {DW_LNE_end_sequence} |
| } |
| } |
| } |
| |
| if { [prepare_for_testing "failed to prepare" ${testfile} \ |
| [list $srcfile $asm_file] {nodebug}] } { |
| return -1 |
| } |
| |
| if ![runto_main] { |
| return -1 |
| } |
| |
| gdb_breakpoint "$srcfile:27" |
| gdb_continue_to_breakpoint "bar1" "\[^\r\n\]*:27\r\n.*" |
| |
| gdb_test "n" "foo \\(2\\);" "bar1, 1st next" |
| gdb_test "n" "foo \\(4\\);" "bar1, 2nd next" |
| |
| gdb_breakpoint "$srcfile:41" |
| gdb_continue_to_breakpoint "bar2" "\[^\r\n\]*:41\r\n.*" |
| |
| gdb_test "n" "foo \\(2\\);" "bar2, 1st next" |
| gdb_test "n" "foo \\(4\\);" "bar2, 2nd next" |
| |
| if ![runto_main] { |
| return -1 |
| } |
| |
| gdb_breakpoint "bar1_label_3" |
| setup_kfail "gdb/nnnnn" *-*-* |
| gdb_continue_to_breakpoint "bar1_label_3" "bar1 \\(\\)" |
| |
| gdb_breakpoint "bar2_label_3" |
| setup_kfail "gdb/nnnnn" *-*-* |
| gdb_continue_to_breakpoint "bar2_label_3" "bar2 \\(\\)" |