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# Copyright 2021-2024 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/>.
# Check that the ".debug_ranges entry has start address of zero" complaint
# is triggered for a loaded shared lib.
load_lib dwarf.exp
# This test can only be run on targets which support DWARF-2 and use gas.
require dwarf2_support allow_shlib_tests
standard_testfile .c -shlib.c -dw.S
# Test for presence of complaint, with the lib relocated.
proc_with_prefix test_relocated { exec_path lib_path complaint_re readnow_p } {
clean_restart $exec_path
gdb_load_shlib $lib_path
if { ![runto_main] } {
return
}
gdb_test_no_output "nosharedlibrary"
# Test for presence of complaint.
with_complaints 1 {
set have_complaint 0
gdb_test_multiple "maint with dwarf synchronous on -- sharedlibrary [file tail $lib_path]" "load shared library" {
-re -wrap $complaint_re {
set have_complaint 1
}
-re -wrap "" {
}
}
# The complaint won't be seen if an index is in use.
if {[have_index $lib_path] == ""} {
gdb_assert { $have_complaint } "complaint"
}
if { ! $readnow_p } {
gdb_test "maint expand-symtabs $::srcfile2" $complaint_re \
"complaint when expanding symtab"
}
}
}
# Test for presence of complaint, with the lib unrelocated.
proc_with_prefix test_unrelocated { exec_path lib_path complaint_re readnow_p } {
clean_restart
gdb_test_no_output "maint set dwarf synchronous on"
with_complaints 1 {
gdb_load $lib_path
set have_complaint [regexp $complaint_re.* $::gdb_file_cmd_msg]
# The complaint won't be seen if an index is in use.
if {[have_index $lib_path] == ""} {
gdb_assert { $have_complaint } "complaint"
}
gdb_test_no_output "maint set dwarf synchronous off"
if { ! $readnow_p } {
gdb_test "maint expand-symtabs $::srcfile2" $complaint_re \
"complaint when expanding symtab"
}
}
}
# Test with both a .debug_ranges section (DWARF 4) and a .debug_rnglists
# section (DWARF 5).
foreach_with_prefix ranges_sect {ranges rnglists} {
set asm_file [standard_output_file ${ranges_sect}-$srcfile3]
if { $ranges_sect == "ranges" } {
Dwarf::assemble $asm_file {
global srcdir subdir srcfile2
declare_labels ranges_label
cu {} {
compile_unit {
{language @DW_LANG_C}
{name $srcfile2}
{ranges ${ranges_label} DW_FORM_sec_offset}
} {
subprogram {
{external 1 flag}
{name foo}
}
}
}
ranges {is_64 [is_64_target]} {
ranges_label: sequence {
base 0
range 0 1
}
}
}
} elseif { $ranges_sect == "rnglists" } {
Dwarf::assemble $asm_file {
global srcdir subdir srcfile2
declare_labels rnglists_label
cu {
version 5
} {
compile_unit {
{language @DW_LANG_C}
{name $srcfile2}
{ranges ${rnglists_label} DW_FORM_sec_offset}
} {
subprogram {
{external 1 flag}
{name foo}
}
}
}
rnglists {} {
table {} {
rnglists_label: list_ {
start_end 0 1
}
}
}
}
} else {
error "invalid ranges section kind"
}
set lib_path [standard_output_file shr1-${ranges_sect}.sl]
set lib_sources [list ${srcdir}/${subdir}/$srcfile2 $asm_file]
if { [gdb_compile_shlib $lib_sources $lib_path {nodebug}] != "" } {
untested "failed to compile"
return
}
set exec_sources ${srcdir}/${subdir}/${srcfile}
set exec_path ${binfile}-${ranges_sect}
set exec_opts [list debug shlib=${lib_path}]
if { [gdb_compile $exec_sources $exec_path executable $exec_opts] != ""} {
untested "failed to compile"
return
}
set complaint_re ".debug_${ranges_sect} entry has start address of zero"
set complaint_re \
"During symbol reading: $complaint_re \\\[in module \[^\r\n\]*\\\]"
set readnow_p [readnow]
test_relocated $exec_path $lib_path $complaint_re $readnow_p
test_unrelocated $exec_path $lib_path $complaint_re $readnow_p
}
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