1# Copyright 2010-2020 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# This file was written by Jan Kratochvil <jan.kratochvil@redhat.com>.
17
18standard_testfile .f90
19load_lib fortran.exp
20
21if {[skip_fortran_tests]} { return -1 }
22
23if {[prepare_for_testing "failed to prepare" $testfile $srcfile {debug f90 quiet}]} {
24    return -1
25}
26
27if { ![fortran_runto_main] } {
28    perror "Could not run to main."
29    continue
30}
31
32gdb_breakpoint [gdb_get_line_number "stop-here"]
33gdb_continue_to_breakpoint "stop-here" ".*stop-here.*"
34gdb_test "p l" " = \\.TRUE\\."
35gdb_test "p l1" " = \\.TRUE\\."
36gdb_test "p l2" " = \\.TRUE\\."
37gdb_test "p l4" " = \\.TRUE\\."
38gdb_test "p l8" " = \\.TRUE\\."
39
40# Different Fortran compilers use different values for logical true.
41# Check how GDB handles this by modifying the underlying value for our
42# logical variables and check they still print as true.
43foreach_with_prefix var { l l1 l2 l4 l8 } {
44    set len [get_integer_valueof "sizeof (${var})" "get sizeof ${var}"]
45    set addr [get_hexadecimal_valueof "&l" "get address of ${var}"]
46
47    for { set i 0 } { $i < $len } { incr i } {
48	with_test_prefix "byte $i" {
49	    gdb_test_no_output "set *((character *) ${addr}) = 0xff" \
50		"set contents of byte at offset $i"
51	    gdb_test "p l" " = \\.TRUE\\."
52	    incr addr
53	    set addr [format "0x%x" $addr]
54	}
55    }
56}
57