mirror of
https://sourceware.org/git/binutils-gdb.git
synced 2025-01-12 12:16:04 +08:00
d4c4a2298c
By calling `uplevel $body` in the program proc (a pattern we use at many places), we can get rid of curly braces around each line number program directive. That seems like a nice small improvement to me. Change-Id: Ib327edcbffbd4c23a08614adee56c12ea25ebc0b
140 lines
3.6 KiB
Plaintext
140 lines
3.6 KiB
Plaintext
# Copyright 2021-2022 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/>.
|
|
|
|
# Test that scoped local variables in an inlined function are printed
|
|
# properly.
|
|
|
|
load_lib dwarf.exp
|
|
|
|
# This test can only be run on targets that support DWARF-2 and use
|
|
# gas.
|
|
if {![dwarf2_support]} {
|
|
return 0
|
|
}
|
|
|
|
standard_testfile .c .S
|
|
|
|
# Make some DWARF for the test. The concrete inlined instance
|
|
# (i.e. the DW_TAG_inlined_subroutine) has a DW_TAG_lexical_block that
|
|
# does not contain a DW_AT_abstract_origin attribute. This is
|
|
# deliberate. Bad GDB printed duplicate local variables with
|
|
# "optimized out" values in this case.
|
|
|
|
set asm_file [standard_output_file $srcfile2]
|
|
Dwarf::assemble $asm_file {
|
|
global srcfile srcdir subdir
|
|
declare_labels int_label func_label num_label value_label lines_label
|
|
|
|
get_func_info main
|
|
set func_call [gdb_get_line_number "func call"]
|
|
|
|
set global_num_addr [gdb_target_symbol global_num]
|
|
set global_value_addr [gdb_target_symbol global_value]
|
|
|
|
cu {} {
|
|
compile_unit {
|
|
{language @DW_LANG_C99}
|
|
{name $srcfile}
|
|
{low_pc $main_start addr}
|
|
{high_pc "$main_start + $main_len" addr}
|
|
{stmt_list ${lines_label} DW_FORM_sec_offset}
|
|
} {
|
|
int_label: base_type {
|
|
{name "int"}
|
|
{byte_size 4 sdata}
|
|
{encoding @DW_ATE_signed}
|
|
}
|
|
|
|
func_label: subprogram {
|
|
{name func}
|
|
{inline @DW_INL_declared_inlined}
|
|
} {
|
|
num_label: DW_TAG_variable {
|
|
{name num}
|
|
{type :$int_label}
|
|
}
|
|
lexical_block {
|
|
} {
|
|
value_label: DW_TAG_variable {
|
|
{name value}
|
|
{type :$int_label}
|
|
}
|
|
}
|
|
}
|
|
|
|
subprogram {
|
|
{name main}
|
|
{external 1 flag}
|
|
{low_pc $main_start addr}
|
|
{high_pc "$main_start + $main_len" addr}
|
|
} {
|
|
inlined_subroutine {
|
|
{abstract_origin %$func_label}
|
|
{low_pc main_label addr}
|
|
{high_pc main_label2 addr}
|
|
{call_file 1 data1}
|
|
{call_line $func_call data1}
|
|
} {
|
|
DW_TAG_variable {
|
|
{abstract_origin %$num_label}
|
|
{location {addr $global_num_addr} SPECIAL_expr}
|
|
}
|
|
lexical_block {
|
|
{low_pc scope_label1 addr}
|
|
{high_pc scope_label2 addr}
|
|
} {
|
|
DW_TAG_variable {
|
|
{abstract_origin %$value_label}
|
|
{location {addr $global_value_addr} SPECIAL_expr}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
lines {version 2} lines_label {
|
|
include_dir "${srcdir}/${subdir}"
|
|
file_name "$srcfile" 1
|
|
|
|
program {
|
|
DW_LNE_set_address $main_start
|
|
line [gdb_get_line_number "main prologue"]
|
|
DW_LNS_copy
|
|
DW_LNE_set_address main_label
|
|
line [gdb_get_line_number "func call"]
|
|
DW_LNS_copy
|
|
DW_LNE_set_address main_label
|
|
line [gdb_get_line_number "func end"]
|
|
DW_LNS_copy
|
|
DW_LNE_set_address main_label2
|
|
line [gdb_get_line_number "main end"]
|
|
DW_LNS_copy
|
|
DW_LNE_set_address $main_end
|
|
DW_LNE_end_sequence
|
|
}
|
|
}
|
|
}
|
|
|
|
if {[prepare_for_testing "failed to prepare" ${testfile} \
|
|
[list $srcfile $asm_file] {nodebug}]} {
|
|
return -1
|
|
}
|
|
|
|
runto breakpoint_label
|
|
|
|
# Bad GDB was printing an additional "value = <optimized out>".
|
|
gdb_test "info locals" "value = 42\r\nnum = 42"
|