1# Copyright 2020-2023 Free Software Foundation, Inc. 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 16# Test that a concrete var importing an abstract var using 17# DW_AT_abstract_origin inherits the DW_AT_const_value attribute. 18 19load_lib dwarf.exp 20 21# This test can only be run on targets which support DWARF-2 and use gas. 22if {![dwarf2_support]} { 23 return 0 24}; 25 26standard_testfile main.c .S 27 28set executable ${testfile} 29set asm_file [standard_output_file ${srcfile2}] 30 31# We need to know the size of integer type in order 32# to write some of the debugging info we'd like to generate. 33if [prepare_for_testing "failed to prepare" ${testfile} ${srcfile}] { 34 return -1 35} 36 37# Create the DWARF. 38Dwarf::assemble $asm_file { 39 declare_labels cu_label main_label int_label 40 declare_labels aaa_label 41 set int_size [get_sizeof "int" 4] 42 43 cu {} { 44 cu_label: partial_unit { 45 {language @DW_LANG_C} 46 {name "imported_unit.c"} 47 } { 48 int_label: base_type { 49 {byte_size $int_size sdata} 50 {encoding @DW_ATE_signed} 51 {name int} 52 } 53 54 aaa_label: DW_TAG_variable { 55 {name aaa} 56 {type :$int_label} 57 {const_value 1 DW_FORM_sdata} 58 } 59 60 main_label: subprogram { 61 {name main} 62 {type :$int_label} 63 {external 1 flag} 64 } 65 } 66 } 67 68 cu {} { 69 compile_unit { 70 {language @DW_LANG_C} 71 {name "<artificial>"} 72 } { 73 DW_TAG_variable { 74 {abstract_origin %$aaa_label} 75 } 76 subprogram { 77 {abstract_origin %$main_label} 78 {MACRO_AT_range {main}} 79 } 80 } 81 } 82} 83 84if { [prepare_for_testing "failed to prepare" ${testfile} \ 85 [list $srcfile $asm_file] {nodebug}] } { 86 return -1 87} 88 89gdb_test "p aaa" "= 1" 90