1# Copyright 2011-2020 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/>.
15
16# Verify DW_AT_variable_parameter does not modify the data structures meaning
17# for GDB, as being used by iFort.
18load_lib dwarf.exp
19
20# This test can only be run on targets which support DWARF-2 and use gas.
21if {![dwarf2_support]} {
22    return 0
23}
24
25standard_testfile .c dw2-ifort-parameter-dw.S
26
27# Make some DWARF for the test.
28set asm_file [standard_output_file $srcfile2]
29Dwarf::assemble $asm_file {
30    declare_labels int_label
31
32    cu {} {
33	compile_unit {
34	    {name file1.txt}
35	    {language @DW_LANG_C}
36	    {MACRO_AT_range { func }}
37	} {
38	    int_label: base_type {
39		{name int}
40		{byte_size 4 sdata}
41		{encoding @DW_ATE_signed}
42	    }
43
44	    subprogram {
45		{external 1 flag}
46		{MACRO_AT_func { func }}
47	    } {
48		formal_parameter {
49		    {name param}
50		    {variable_parameter 1 flag}
51		    {type :$int_label}
52		    {location {
53			addr [gdb_target_symbol ptr]
54			deref
55		    } SPECIAL_expr}
56		}
57	    }
58	}
59    }
60}
61
62if { [prepare_for_testing "failed to prepare" ${testfile} \
63	  [list $srcfile $asm_file] {nodebug}] } {
64    return -1
65}
66
67if ![runto func] {
68    return -1
69}
70
71gdb_test "p/x param" " = 0xdeadf00d"
72