2018-01-01 05:43:02 +01:00
|
|
|
# Copyright 2006-2018 Free Software Foundation, Inc.
|
2006-07-07 14:53:47 +02:00
|
|
|
|
|
|
|
# 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
|
2007-08-23 20:14:19 +02:00
|
|
|
# the Free Software Foundation; either version 3 of the License, or
|
2006-07-07 14:53:47 +02:00
|
|
|
# (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
|
2007-08-23 20:14:19 +02:00
|
|
|
# along with this program. If not, see <http://www.gnu.org/licenses/>.
|
2006-07-07 14:53:47 +02:00
|
|
|
|
|
|
|
# This test checks that the if .. else .. end construct works and may
|
|
|
|
# contain empty bodies without crashing.
|
|
|
|
|
|
|
|
gdb_exit
|
|
|
|
gdb_start
|
|
|
|
|
|
|
|
# First test that the if command works with an empty body
|
|
|
|
# Test with different conditions because the body is ignored
|
|
|
|
# if it is not executed.
|
|
|
|
|
|
|
|
# with true condition
|
|
|
|
set message "if 1 with empty body"
|
2006-07-19 15:05:21 +02:00
|
|
|
gdb_test_multiple "if 1\nend" $message {
|
|
|
|
-re "$gdb_prompt $" {pass $message}
|
2006-07-07 14:53:47 +02:00
|
|
|
eof {
|
|
|
|
fail "$message (crashed)"
|
|
|
|
gdb_exit
|
|
|
|
gdb_start
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
# with false condition
|
|
|
|
set message "if 0 with empty body"
|
2006-07-19 15:05:21 +02:00
|
|
|
gdb_test_multiple "if 0\nend" $message {
|
|
|
|
-re "$gdb_prompt $" {pass $message}
|
2006-07-07 14:53:47 +02:00
|
|
|
eof {
|
|
|
|
fail "$message (crashed)"
|
|
|
|
gdb_exit
|
|
|
|
gdb_start
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
# Second, do the same tests with an empty else body.
|
|
|
|
# This fails in GDB <=6.5
|
|
|
|
|
|
|
|
# Unfortunately it was an uninitialised memory problem so
|
2011-07-05 06:35:00 +02:00
|
|
|
# sometimes it just works. Precede it with an if else end with
|
2006-07-07 14:53:47 +02:00
|
|
|
# bodies and hopefully the memory with be dirty and the problem
|
|
|
|
# will show itself (this works at time of writing).
|
|
|
|
|
2011-04-27 21:44:42 +02:00
|
|
|
gdb_test "if 1\necho true\\n\nelse\necho false\\n\nend" "true" \
|
|
|
|
"if true else false #1"
|
2006-07-07 14:53:47 +02:00
|
|
|
|
|
|
|
# with true condition
|
|
|
|
set message "if 1 .. else with empty body"
|
2006-07-19 15:05:21 +02:00
|
|
|
gdb_test_multiple "if 1\nelse\nend" $message {
|
|
|
|
-re "$gdb_prompt $" {pass $message}
|
2006-07-07 14:53:47 +02:00
|
|
|
eof {
|
|
|
|
fail "$message (crashed)"
|
|
|
|
gdb_exit
|
|
|
|
gdb_start
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
# dirty memory
|
2011-04-27 21:44:42 +02:00
|
|
|
gdb_test "if 1\necho true\\n\nelse\necho false\\n\nend" "true" \
|
|
|
|
"if true else false #2"
|
2006-07-07 14:53:47 +02:00
|
|
|
|
|
|
|
# with false condition
|
|
|
|
set message "if 0 .. else with empty body"
|
2006-07-19 15:05:21 +02:00
|
|
|
gdb_test_multiple "if 0\nelse\nend" $message {
|
|
|
|
-re "$gdb_prompt $" {pass $message}
|
2006-07-07 14:53:47 +02:00
|
|
|
eof {
|
|
|
|
fail "$message (crashed)"
|
|
|
|
gdb_exit
|
|
|
|
gdb_start
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2010-06-04 01:54:18 +02:00
|
|
|
gdb_test_no_output "set confirm off" ""
|
2006-07-07 14:53:47 +02:00
|
|
|
|
|
|
|
# Test that a define with an empty else can be replaced.
|
|
|
|
# If there is memory corruption then free will fail.
|
|
|
|
# dirty memory
|
2011-04-27 21:44:42 +02:00
|
|
|
gdb_test "if 1\necho true\\n\nelse\necho false\\n\nend" "true" \
|
|
|
|
"if true else false #3"
|
2006-07-07 14:53:47 +02:00
|
|
|
# create
|
|
|
|
gdb_test "define abc\nif 1\nelse\nend\nend" "" "create define with empty else"
|
|
|
|
# call (note that condition is 1 so should pass)
|
2010-06-01 23:29:21 +02:00
|
|
|
gdb_test_no_output "abc" "call original define"
|
2006-07-07 14:53:47 +02:00
|
|
|
# replace
|
|
|
|
set message "replace define with if .. else with empty body"
|
|
|
|
gdb_test_multiple "define abc\necho got here\\n\nend" $message {
|
|
|
|
-re "$gdb_prompt $" {pass $message}
|
|
|
|
eof {fail "$message (crashed)"}
|
|
|
|
}
|
|
|
|
# call
|
|
|
|
gdb_test "abc" "got here" "call replacement define"
|