xref: /netbsd-src/external/gpl3/gdb.old/dist/gdb/testsuite/gdb.fortran/pointer-to-pointer.exp (revision 8e33eff89e26cf71871ead62f0d5063e1313c33a)
1# Copyright 2020-2023 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
16# Test for GDB printing a pointer to a type containing a buffer.
17
18if {[skip_fortran_tests]} { return -1 }
19
20standard_testfile ".f90"
21load_lib fortran.exp
22
23if {[prepare_for_testing ${testfile}.exp ${testfile} ${srcfile} \
24	 {debug f90}]} {
25    return -1
26}
27
28if ![fortran_runto_main] {
29    return -1
30}
31
32# Depending on the compiler being used, the type names can be printed
33# differently.
34set real4 [fortran_real4]
35
36gdb_breakpoint [gdb_get_line_number "Break Here"]
37gdb_continue_to_breakpoint "Break Here"
38
39gdb_test "print buffer" \
40    " = \\(PTR TO -> \\( Type l_buffer \\)\\) $hex"
41gdb_test "ptype buffer" \
42    [multi_line \
43	 "type = PTR TO -> \\( Type l_buffer" \
44	 "    $real4 :: alpha\\(:\\)" \
45	 "End Type l_buffer \\)" ]
46gdb_test "ptype buffer%alpha" "type = $real4 \\(5\\)"
47
48# GDB allows pointer types to be dereferenced using '*'.  This is not
49# real Fortran syntax, just something extra that GDB supports.
50gdb_test "print *buffer" \
51    " = \\( alpha = \\(1\\.5, 2\\.5, 3\\.5, 4\\.5, 5\\.5\\) \\)"
52gdb_test "ptype *buffer" \
53    [multi_line \
54	 "type = Type l_buffer" \
55	 "    $real4 :: alpha\\(5\\)" \
56	 "End Type l_buffer" ]
57gdb_test "ptype (*buffer)%alpha" "type = $real4 \\(5\\)"
58