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# Copyright 2021 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.
if {![dwarf2_support]} {
verbose "Skipping $gdb_test_file_name."
return 0
}
if {[skip_shlib_tests]} {
return 0
}
standard_testfile .c -shlib.c -dw.S
# 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 lib1 [standard_output_file shr1.sl]
set lib_opts "nodebug"
set sources [list ${srcdir}/${subdir}/$srcfile2 $asm_file]
if { [gdb_compile_shlib $sources ${lib1} $lib_opts] != "" } {
untested "failed to compile"
return -1
}
set exec_opts [list debug shlib=${lib1}]
set sources ${srcdir}/${subdir}/${srcfile}
if { [gdb_compile $sources ${binfile} executable \
$exec_opts] != ""} {
untested "failed to compile"
return -1
}
clean_restart $binfile
set readnow_p [readnow]
# Don't load the symbols for $lib1 during runto_main.
# Instead, we do this afterwards using "sharedlibrary $lib1".
gdb_test_no_output "set auto-solib-add off"
if { ![runto_main] } {
return -1
}
set complaint_re ".debug_${ranges_sect} entry has start address of zero"
set re \
"During symbol reading: $complaint_re \\\[in module \[^\r\n\]*\\\]"
# Test for presence of complaint, with lib1 relocated.
with_complaints 1 {
set test "Zero address complaint - relocated - psymtab"
set have_complaint 0
gdb_test_multiple "sharedlibrary $lib1" $test {
-re -wrap $re {
set have_complaint 1
}
-re -wrap "" {
}
}
gdb_assert { $have_complaint } $test
}
if { ! $readnow_p } {
with_complaints 1 {
gdb_test "maint expand-symtabs $srcfile2" $re \
"Zero address complaint - relocated - symtab"
}
}
clean_restart
# Test for presence of complaint, with lib1 unrelocated.
with_complaints 1 {
gdb_load $lib1
set test "Zero address complaint - unrelocated - psymtab"
set have_complaint [regexp $re.* $gdb_file_cmd_msg]
gdb_assert { $have_complaint } $test
}
if { ! $readnow_p } {
with_complaints 1 {
gdb_test "maint expand-symtabs $srcfile2" $re \
"Zero address complaint - unrelocated - symtab"
}
}
}
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