| 1 |
25 |
jlechner |
# Copyright 2006, 2007, 2008 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 .
|
| 15 |
|
|
|
| 16 |
|
|
# This test checks that the if .. else .. end construct works and may
|
| 17 |
|
|
# contain empty bodies without crashing.
|
| 18 |
|
|
|
| 19 |
|
|
if $tracelevel then {
|
| 20 |
|
|
strace $tracelevel
|
| 21 |
|
|
}
|
| 22 |
|
|
|
| 23 |
|
|
gdb_exit
|
| 24 |
|
|
gdb_start
|
| 25 |
|
|
|
| 26 |
|
|
# First test that the if command works with an empty body
|
| 27 |
|
|
# Test with different conditions because the body is ignored
|
| 28 |
|
|
# if it is not executed.
|
| 29 |
|
|
|
| 30 |
|
|
# with true condition
|
| 31 |
|
|
set message "if 1 with empty body"
|
| 32 |
|
|
gdb_test_multiple "if 1\nend" $message {
|
| 33 |
|
|
-re "$gdb_prompt $" {pass $message}
|
| 34 |
|
|
eof {
|
| 35 |
|
|
fail "$message (crashed)"
|
| 36 |
|
|
gdb_exit
|
| 37 |
|
|
gdb_start
|
| 38 |
|
|
}
|
| 39 |
|
|
}
|
| 40 |
|
|
|
| 41 |
|
|
# with false condition
|
| 42 |
|
|
set message "if 0 with empty body"
|
| 43 |
|
|
gdb_test_multiple "if 0\nend" $message {
|
| 44 |
|
|
-re "$gdb_prompt $" {pass $message}
|
| 45 |
|
|
eof {
|
| 46 |
|
|
fail "$message (crashed)"
|
| 47 |
|
|
gdb_exit
|
| 48 |
|
|
gdb_start
|
| 49 |
|
|
}
|
| 50 |
|
|
}
|
| 51 |
|
|
|
| 52 |
|
|
# Second, do the same tests with an empty else body.
|
| 53 |
|
|
# This fails in GDB <=6.5
|
| 54 |
|
|
|
| 55 |
|
|
# Unfortunately it was an uninitialised memory problem so
|
| 56 |
|
|
# sometimes it just works. Preceed it with an if else end with
|
| 57 |
|
|
# bodies and hopefully the memory with be dirty and the problem
|
| 58 |
|
|
# will show itself (this works at time of writing).
|
| 59 |
|
|
|
| 60 |
|
|
gdb_test "if 1\necho true\\n\nelse\necho false\\n\nend" "true" ""
|
| 61 |
|
|
|
| 62 |
|
|
# with true condition
|
| 63 |
|
|
set message "if 1 .. else with empty body"
|
| 64 |
|
|
gdb_test_multiple "if 1\nelse\nend" $message {
|
| 65 |
|
|
-re "$gdb_prompt $" {pass $message}
|
| 66 |
|
|
eof {
|
| 67 |
|
|
fail "$message (crashed)"
|
| 68 |
|
|
gdb_exit
|
| 69 |
|
|
gdb_start
|
| 70 |
|
|
}
|
| 71 |
|
|
}
|
| 72 |
|
|
|
| 73 |
|
|
# dirty memory
|
| 74 |
|
|
gdb_test "if 1\necho true\\n\nelse\necho false\\n\nend" "true" ""
|
| 75 |
|
|
|
| 76 |
|
|
# with false condition
|
| 77 |
|
|
set message "if 0 .. else with empty body"
|
| 78 |
|
|
gdb_test_multiple "if 0\nelse\nend" $message {
|
| 79 |
|
|
-re "$gdb_prompt $" {pass $message}
|
| 80 |
|
|
eof {
|
| 81 |
|
|
fail "$message (crashed)"
|
| 82 |
|
|
gdb_exit
|
| 83 |
|
|
gdb_start
|
| 84 |
|
|
}
|
| 85 |
|
|
}
|
| 86 |
|
|
|
| 87 |
|
|
gdb_test "set confirm off" "" ""
|
| 88 |
|
|
|
| 89 |
|
|
# Test that a define with an empty else can be replaced.
|
| 90 |
|
|
# If there is memory corruption then free will fail.
|
| 91 |
|
|
# dirty memory
|
| 92 |
|
|
gdb_test "if 1\necho true\\n\nelse\necho false\\n\nend" "true" ""
|
| 93 |
|
|
# create
|
| 94 |
|
|
gdb_test "define abc\nif 1\nelse\nend\nend" "" "create define with empty else"
|
| 95 |
|
|
# call (note that condition is 1 so should pass)
|
| 96 |
|
|
gdb_test "abc" "" "call original define"
|
| 97 |
|
|
# replace
|
| 98 |
|
|
set message "replace define with if .. else with empty body"
|
| 99 |
|
|
gdb_test_multiple "define abc\necho got here\\n\nend" $message {
|
| 100 |
|
|
-re "$gdb_prompt $" {pass $message}
|
| 101 |
|
|
eof {fail "$message (crashed)"}
|
| 102 |
|
|
}
|
| 103 |
|
|
# call
|
| 104 |
|
|
gdb_test "abc" "got here" "call replacement define"
|
