xref: /netbsd-src/external/gpl3/gdb.old/dist/gdb/testsuite/gdb.btrace/dlopen.exp (revision d16b7486a53dcb8072b60ec6fcb4373a2d0c27b7)
1# This testcase is part of GDB, the GNU debugger.
2#
3# Copyright 2015-2020 Free Software Foundation, Inc.
4#
5# This program is free software; you can redistribute it and/or modify
6# it under the terms of the GNU General Public License as published by
7# the Free Software Foundation; either version 3 of the License, or
8# (at your option) any later version.
9#
10# This program is distributed in the hope that it will be useful,
11# but WITHOUT ANY WARRANTY; without even the implied warranty of
12# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13# GNU General Public License for more details.
14#
15# You should have received a copy of the GNU General Public License
16# along with this program.  If not, see <http://www.gnu.org/licenses/>.
17
18if { [skip_btrace_tests] } {
19    unsupported "target does not support record-btrace"
20    return -1
21}
22
23if { [skip_shlib_tests]  } {
24    unsupported "target does not support shared library tests"
25    return -1
26}
27
28standard_testfile
29
30set basename_lib dlopen-dso
31set srcfile_lib $srcdir/$subdir/$basename_lib.c
32set binfile_lib [standard_output_file $basename_lib.so]
33
34if { [gdb_compile_shlib $srcfile_lib $binfile_lib \
35	  [list additional_flags=-fPIC]] != "" } {
36    untested "failed to prepare shlib"
37    return -1
38}
39
40if { [prepare_for_testing "failed to prepare" $testfile $srcfile \
41	  [list additional_flags=-DDSO_NAME=\"$binfile_lib\" libs=-ldl]] } {
42    return -1
43}
44
45if ![runto_main] {
46    untested "failed to run to main"
47    return -1
48}
49
50# Trace the test function
51#
52gdb_test_no_output "record btrace"
53gdb_test "next"
54
55# The memory containing the library call we traced is already gone.
56# Trace decode used to run into a SEGV after corrupting the cleanup chain.
57#
58# The test passes if we don't crash GDB.
59#
60gdb_test "info record"
61