projects / deliverable / binutils-gdb.git / blame
| Commit | Line | Data |
|---|---|---|
| 88b9d363 | 1 | # Copyright 2020-2022 Free Software Foundation, Inc. |
| 1b00ef06 TV |
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 | # The function foo is encapsulated by two functions from CU | |
| 18 | # $srcfile (main and bar), but the debug info does not describe foo, so | |
| 19 | # foo should not be seen as part of CU $srcfile. | |
| 20 | # Run to foo, and check that the current language is the default auto/C. | |
| 21 | # If foo is considered part of CU $srcfile, the language will be auto/C++ | |
| 22 | # instead. | |
| 23 | ||
| 24 | # This test can only be run on targets which support DWARF-2 and use gas. | |
| 25 | if {![dwarf2_support]} { | |
| 26 | verbose "Skipping $gdb_test_file_name." | |
| 27 | return 0 | |
| 28 | } | |
| 29 | ||
| 30 | # The .c files use __attribute__. | |
| 31 | if [get_compiler_info] { | |
| 32 | return -1 | |
| 33 | } | |
| 34 | if !$gcc_compiled { | |
| 35 | verbose "Skipping $gdb_test_file_name." | |
| 36 | return 0 | |
| 37 | } | |
| 38 | ||
| 39 | standard_testfile .c -dw.S | |
| 40 | ||
| 41 | set asm_file [standard_output_file $srcfile2] | |
| 42 | Dwarf::assemble $asm_file { | |
| 43 | global srcdir subdir srcfile srcfile2 | |
| 44 | declare_labels ranges_label | |
| 45 | ||
| 46 | # Find start address and length for our functions. | |
| 47 | set main_func \ | |
| 48 | [function_range main [list ${srcdir}/${subdir}/$srcfile]] | |
| 49 | set foo_func \ | |
| 50 | [function_range foo [list ${srcdir}/${subdir}/$srcfile]] | |
| 51 | set bar_func \ | |
| 52 | [function_range bar [list ${srcdir}/${subdir}/$srcfile]] | |
| 53 | ||
| 54 | cu {} { | |
| 55 | compile_unit { | |
| 56 | {language @DW_LANG_C_plus_plus} | |
| 57 | {name $srcfile} | |
| 58 | {ranges ${ranges_label} DW_FORM_sec_offset} | |
| 59 | } { | |
| 60 | subprogram { | |
| 61 | {external 1 flag} | |
| 62 | {name main} | |
| 63 | } | |
| 64 | } | |
| 65 | } | |
| 66 | ||
| 67 | ranges {is_64 [is_64_target]} { | |
| 68 | ranges_label: sequence { | |
| a1945bd4 SM |
69 | base [lindex $main_func 0] |
| 70 | range 0 [lindex $main_func 1] | |
| 71 | base [lindex $bar_func 0] | |
| 72 | range 0 [lindex $bar_func 1] | |
| 1b00ef06 TV |
73 | } |
| 74 | } | |
| 75 | } | |
| 76 | ||
| 77 | if { [prepare_for_testing "failed to prepare" ${testfile} \ | |
| 78 | [list $srcfile $asm_file] {nodebug}] } { | |
| 79 | return -1 | |
| 80 | } | |
| 81 | ||
| 82 | if ![runto foo] { | |
| 83 | return -1 | |
| 84 | } | |
| 85 | ||
| 86 | gdb_test "show language" \ | |
| 87 | "The current source language is \"auto; currently c\"\." |