blob: 75ee14b08c8c1729648cfdfc39a1a2d445565a2b (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
|
# Copyright 2007-2016 Free Software Foundation, Inc.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# When gdb resolves type information for class "derived" from objfile
# gdb2384, it use to fill in the TYPE_VPTR_BASETYPE field with class "base"
# from objfile gdb2384-base.so. When the program is rerun the type
# information for base-in-so-base.so is discarded leaving
# TYPE_VPTR_BASETYPE dangling.
#
# PR c++/9489.
if { [skip_cplus_tests] } { continue }
if { [skip_shlib_tests] } { continue }
standard_testfile .cc gdb2384-base.cc
set sofile [standard_output_file gdb2384-base.so]
# Create and source the file that provides information about the compiler
# used to compile the test case.
if [get_compiler_info "c++"] {
return -1
}
if { [gdb_compile_shlib $srcdir/$subdir/$srcfile2 $sofile {debug c++}] != ""
|| [gdb_compile $srcdir/$subdir/$srcfile $binfile executable [list debug "c++" shlib=${sofile}]] != ""} {
untested "failed to compile"
return -1
}
clean_restart ${binfile}
gdb_load_shlib ${sofile}
if ![runto_main] then {
perror "couldn't run to breakpoint"
return -1
}
gdb_breakpoint [gdb_get_line_number "set breakpoint here"]
gdb_continue_to_breakpoint "set breakpoint here"
gdb_test "print d1.meth ()" \
".*42.*" \
"print d1.meth ()"
# Now try again. gdb's without the fix will hopefully segv here
runto_main
gdb_breakpoint [gdb_get_line_number "set breakpoint here"]
gdb_continue_to_breakpoint "set breakpoint here"
gdb_test "print d1.meth ()" \
".*42.*" \
"gdb2384"
# second case
runto_main
gdb_breakpoint [gdb_get_line_number "set breakpoint here (second)"]
gdb_continue_to_breakpoint "set breakpoint here (second)"
gdb_test "print d2.meth ()" \
".*24.*" \
"print d2.meth()"
runto_main
gdb_breakpoint [gdb_get_line_number "set breakpoint here (second)"]
gdb_continue_to_breakpoint "set breakpoint here (second)"
gdb_test "print d2.meth ()" \
".*24.*" \
"gdb2384 (second)"
|
