valgrind-infcall.exp revision 1.1 
1# Copyright 2012-2014 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
16if [is_remote target] {
17    # The test always runs locally.
18    return 0
19}
20
21standard_testfile .c
22if {[build_executable $testfile.exp $testfile $srcfile {debug}] == -1} {
23    return -1
24}
25
26set test "spawn valgrind"
27set cmd "valgrind --vgdb-error=0 $binfile"
28set res [remote_spawn host $cmd]
29if { $res < 0 || $res == "" } {
30    verbose -log "Spawning $cmd failed."
31    unsupported $test
32    return -1
33}
34pass $test
35# Declare GDB now as running.
36set gdb_spawn_id -1
37
38# GDB started by vgdb stops already after the startup is executed, like with
39# non-extended gdbserver.  It is also not correct to run/attach the inferior.
40set use_gdb_stub 1
41
42set test "valgrind started"
43# The trailing '.' differs for different memcheck versions.
44gdb_test_multiple "" $test {
45    -re "Memcheck, a memory error detector\\.?\r\n" {
46	pass $test
47    }
48    -re "valgrind: failed to start tool 'memcheck' for platform '.*': No such file or directory" {
49	unsupported $test
50	return -1
51    }
52    -re "valgrind: wrong ELF executable class" {
53	unsupported $test
54	return -1
55    }
56    -re "command not found" {
57	# The spawn succeeded, but then valgrind was not found - e.g. if
58	# we spawned SSH to a remote system.
59	unsupported $test
60	return -1
61    }
62    -re "valgrind: Bad option.*--vgdb-error=0" {
63	# valgrind is not >= 3.7.0.
64	unsupported $test
65	return -1
66    }
67}
68
69set test "vgdb prompt"
70# The trailing '.' differs for different memcheck versions.
71gdb_test_multiple "" $test {
72    -re "  (target remote | \[^\r\n\]*/vgdb \[^\r\n\]*)\r\n" {
73	set vgdbcmd $expect_out(1,string)
74	pass $test
75    }
76}
77
78# Do not kill valgrind.
79set valgrind_pid [exp_pid -i [board_info host fileid]]
80unset gdb_spawn_id
81set board [host_info name]
82unset_board_info fileid
83
84clean_restart $testfile
85
86gdb_test "$vgdbcmd" " in \\.?_start .*" "target remote for vgdb"
87
88gdb_test "monitor v.set gdb_output" "valgrind output will go to gdb.*"
89
90set continue_count 1
91set loop 1
92while {$loop && $continue_count < 100} {
93    set test "continue #$continue_count"
94    gdb_test_multiple "continue" "" {
95	-re "Invalid free\\(\\).*: main .*\r\n$gdb_prompt $" {
96	    pass $test
97	    set loop 0
98	}
99	-re "Remote connection closed.*\r\n$gdb_prompt $" {
100	    fail "$test (remote connection closed)"
101	    # Only if valgrind got stuck.
102	    remote_exec host "kill -9 ${valgrind_pid}"
103	    return -1
104	}
105	-re "The program is not being run\\.\r\n$gdb_prompt $" {
106	    fail "$test (valgrind vgdb has terminated)"
107	    # Only if valgrind got stuck.
108	    remote_exec host "kill -9 ${valgrind_pid}"
109	    return -1
110	}
111	-re "\r\n$gdb_prompt $" {
112	    pass "$test (false warning)"
113	}
114    }
115    set continue_count [expr $continue_count + 1]
116}
117
118set test "p gdb_test_infcall ()"
119gdb_test_multiple $test $test {
120    -re "unhandled instruction bytes.*\r\n$gdb_prompt $" {
121	fail $test
122    }
123    -re "Continuing \\.\\.\\..*\r\n\\\$1 = 2\r\n$gdb_prompt $" {
124	pass $test
125    }
126}
127
128# Only if valgrind got stuck.
129remote_exec host "kill -9 ${valgrind_pid}"
130