1# Copyright 2018-2019 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/>. 15load_lib dwarf.exp 16 17# This test can only be run on targets which support DWARF-2 and use gas. 18if {![dwarf2_support]} { 19 return 0 20} 21 22standard_testfile main.c align-dw.S 23 24# Make some DWARF for the test. 25 26set asm_file [standard_output_file $srcfile2] 27Dwarf::assemble $asm_file { 28 global srcdir subdir srcfile 29 30 cu {} { 31 DW_TAG_compile_unit { 32 {DW_AT_language @DW_LANG_C_plus_plus} 33 {DW_AT_name dw2-align.c} 34 {DW_AT_comp_dir /tmp} 35 } { 36 declare_labels itype ptype 37 38 itype: DW_TAG_base_type { 39 {DW_AT_byte_size 4 DW_FORM_sdata} 40 {DW_AT_encoding @DW_ATE_signed} 41 {DW_AT_name int_4096} 42 {DW_AT_alignment 4096 DW_FORM_sdata} 43 } 44 45 ptype: DW_TAG_pointer_type { 46 {DW_AT_byte_size 8 DW_FORM_sdata} 47 {DW_AT_type :$itype} 48 {DW_AT_alignment 4096 DW_FORM_sdata} 49 } 50 51 DW_TAG_typedef { 52 {DW_AT_name ptr_4096} 53 {DW_AT_type :$ptype} 54 } 55 56 DW_TAG_structure_type { 57 {DW_AT_name "struct_4096"} 58 {DW_AT_byte_size 4096 DW_FORM_sdata} 59 {DW_AT_alignment 4096 DW_FORM_udata} 60 } { 61 member { 62 {name a} 63 {type :$itype} 64 {data_member_location 0 data1} 65 } 66 } 67 } 68 } 69} 70 71if { [prepare_for_testing "failed to prepare" ${testfile} \ 72 [list $srcfile $asm_file] {nodebug}] } { 73 return -1 74} 75 76if ![runto_main] { 77 return -1 78} 79 80gdb_test_no_output "set lang c++" 81gdb_test "print alignof(int_4096)" " = 4096" 82gdb_test "print alignof(ptr_4096)" " = 4096" 83gdb_test "print alignof(struct_4096)" " = 4096" 84