gdb/testsuite/gdb.dwarf2/struct-with-sig-2.exp

# Copyright 2020-2025 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/>.

# Variant of struct-with-sig.exp where TUs are in .gnu_debugaltlink file.

load_lib dwarf.exp

# This test can only be run on targets which support DWARF-2 and use gas.
require dwarf2_support

standard_testfile main-foo.c .S .S

set build_id [string repeat ff 20]

# Make some DWARF for the dwz file.
set asm_file [standard_output_file $srcfile2]
Dwarf::assemble $asm_file {
    build_id $::build_id

    tu {} 0x0000000000000001 the_type_i {
	type_unit {} {
	    declare_labels int_type

	    the_type_i: structure_type {
		{name s}
		{byte_size 4 sdata}
	    } {
		member {
		    {name i}
		    {type :$int_type}
		}
	    }
	    int_type: base_type {
		{name int}
		{encoding @DW_ATE_signed}
		{byte_size 4 sdata}
	    }
	}
    }

    tu {} 0x0000000000000002 the_type_j {
	type_unit {} {
	    declare_labels int_type

	    the_type_j: structure_type {
		{name s}
		{byte_size 4 sdata}
	    } {
		member {
		    {name j}
		    {type :$int_type}
		}
	    }
	    int_type: base_type {
		{name int}
		{encoding @DW_ATE_signed}
		{byte_size 4 sdata}
	    }
	}
    }
}

# We're using an object instead of executable here to keep cc-with-tweaks.sh
# from modifying it.  It also means we can set the build-id, rather than
# having to extract it.
if { [gdb_compile $asm_file $binfile.dwz object {nodebug}] != "" } {
    return -1
}

set host_dwz_file [gdb_remote_download host $binfile.dwz]

# Make some DWARF for the executable.
set asm_file [standard_output_file $srcfile3]
Dwarf::assemble $asm_file {
    gnu_debugaltlink $::host_dwz_file $::build_id

    cu {} {
	compile_unit {
	    {DW_AT_language @DW_LANG_C}
	    {DW_AT_name main.c}
	} {
	    structure_type {
		{name s}
		{signature 0x0000000000000001 ref_sig8}
		{declaration 1 flag}
	    }
	    DW_TAG_subprogram {
		{MACRO_AT_func {main}}
	    }
	}
    }

    cu {} {
	compile_unit {
	    {DW_AT_language @DW_LANG_C}
	    {DW_AT_name     foo.c}
	} {
	    structure_type {
		{name s}
		{signature 0x0000000000000002 ref_sig8}
		{declaration 1 flag}
	    }
	    DW_TAG_subprogram {
		{MACRO_AT_func {foo}}
	    }
	}
    }
}

save_vars { GDBFLAGS } {
    append GDBFLAGS " -iex \"maint set dwarf synchronous on\""

    if { [prepare_for_testing "failed to prepare" ${testfile} \
	      [list $srcfile $asm_file] {nodebug}] } {
	return -1
    }
}

set re "DWARF Error: .debug_types section not supported in dwz file"
gdb_assert { [regexp $re $gdb_file_cmd_msg] } "Dwarf Error message"