xref: /netbsd-src/external/gpl3/gdb.old/dist/gdb/testsuite/gdb.ada/packed_array.exp (revision 4439cfd0acf9c7dc90625e5cd83b2317a9ab8967)
1# Copyright 2005-2023 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
16load_lib "ada.exp"
17
18if { [skip_ada_tests] } { return -1 }
19
20standard_ada_testfile pa
21
22foreach_with_prefix scenario {all minimal} {
23    set flags [list debug additional_flags=-fgnat-encodings=$scenario]
24
25    if {[gdb_compile_ada "${srcfile}" "${binfile}-${scenario}" executable $flags] != ""} {
26	return -1
27    }
28
29    clean_restart ${testfile}-${scenario}
30
31    set bp_location [gdb_get_line_number "STOP" ${testdir}/pa.adb]
32    runto "pa.adb:$bp_location"
33
34    gdb_test "print var" \
35	"= \\(4 => true, false, true, false, true\\)"
36
37    # Try printing the value and the type definition of a reference
38    # to variable "Var".
39
40    gdb_test "ptype &var" \
41	"type = access array \\(4 \\.\\. 8\\) of boolean <packed: 1-bit elements>"
42
43    gdb_test "print &var" \
44	"= \\(access pa.packed_array\\) 0x.*"
45
46    # Print the value of U_Var, an unconstrainted packed array.
47
48    set test "print u_var"
49    gdb_test_multiple "$test" "$test" {
50	-re "= \\(true, false, false, true, true, false\\)\[\r\n\]+$gdb_prompt $" {
51	    pass $test
52	}
53	-re "= \\(warning: unable to get bounds of array.*\\)\[\r\n\]+$gdb_prompt $" {
54	    # The compiler forgot to emit the packed array's ___XA type,
55	    # preventing us from determining the what the array bounds
56	    # are.  Observed with (FSF GNU Ada 4.5.3 20110124).
57	    xfail $test
58	}
59    }
60
61    set line "(4 => true, false, true, false, true)"
62    gdb_test "print o_var" \
63	[string_to_regexp " = ($line, $line, $line, $line)"]
64    gdb_test "print o2_var" \
65	[string_to_regexp " = ($line, $line, $line, $line)"]
66
67    # This is a regression test for a crash with
68    # -fgnat-encodings=minimal, and with 'all' the output is unusual,
69    # so restrict the test.
70    if {$scenario == "minimal"} {
71	set line "{true, false, true, false, true}"
72
73	gdb_test "set lang c" \
74	    "Warning: the current language does not match this frame."
75	gdb_test "print o2_var" \
76	    [string_to_regexp " = {$line, $line, $line, $line}"] \
77	    "print o2_var in c mode"
78    }
79}
80