142 lines
4.9 KiB
Plaintext
142 lines
4.9 KiB
Plaintext
# Copyright (C) 1992, 1996, 1997 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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# Please email any bugs, comments, and/or additions to this file to:
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# bug-gdb@prep.ai.mit.edu
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# This file was written by Jeff Law. (law@cs.utah.edu)
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if $tracelevel then {
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strace $tracelevel
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}
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set prms_id 0
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set bug_id 0
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set testfile "recurse"
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set srcfile ${testfile}.c
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set binfile ${objdir}/${subdir}/${testfile}
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if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
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gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
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}
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# Start with a fresh gdb.
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gdb_exit
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gdb_start
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gdb_reinitialize_dir $srcdir/$subdir
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gdb_load ${binfile}
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proc recurse_tests {} {
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if [runto recurse] then {
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# First we need to step over the assignment of b, so it has a known
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# value.
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gdb_test "next" "if \\(a == 1\\)" "next over b = 0 in first instance"
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gdb_test "watch b" ".*\[Ww\]atchpoint \[0-9]*: b" \
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"set first instance watchpoint"
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# Continue until initial set of b.
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if [gdb_test "continue" \
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"Continuing.*\[Ww\]atchpoint.*: b.*Old value = 0.*New value = 10.*" \
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"continue to first instance watchpoint, first time"] then {
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gdb_suppress_tests;
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}
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# Continue inward for a few iterations
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gdb_test "continue" "Breakpoint.* recurse \\(a=9\\).*" \
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"continue to recurse (a = 9)"
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gdb_test "continue" "Breakpoint.* recurse \\(a=8\\).*" \
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"continue to recurse (a = 8)"
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gdb_test "continue" "Breakpoint.* recurse \\(a=7\\).*" \
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"continue to recurse (a = 7)"
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gdb_test "continue" "Breakpoint.* recurse \\(a=6\\).*" \
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"continue to recurse (a = 6)"
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gdb_test "continue" "Breakpoint.* recurse \\(a=5\\).*" \
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"continue to recurse (a = 5)"
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# Put a watchpoint on another instance of b
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# First we need to step over the assignment of b, so it has a known
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# value.
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gdb_test "next" "if \\(a == 1\\)" "next over b = 0 in second instance"
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gdb_test "watch b" ".*\[Ww\]atchpoint \[0-9]*: b" \
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"set second instance watchpoint"
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# Continue until initial set of b (second instance).
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if [gdb_test "continue" \
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"Continuing.*\[Ww\]atchpoint.*: b.*Old value = 0.*New value = 5.*"\
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"continue to second instance watchpoint, first time"] then {
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gdb_suppress_tests;
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}
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# Continue inward for a few iterations
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gdb_test "continue" "Breakpoint.* recurse \\(a=4\\).*" \
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"continue to recurse (a = 4)"
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gdb_test "continue" "Breakpoint.* recurse \\(a=3\\).*" \
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"continue to recurse (a = 3)"
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gdb_test "continue" "Breakpoint.* recurse \\(a=2\\).*" \
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"continue to recurse (a = 2)"
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gdb_test "continue" "Breakpoint.* recurse \\(a=1\\).*" \
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"continue to recurse (a = 1)"
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# Continue until second set of b (second instance).
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if [gdb_test "continue" \
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"Continuing.*\[Ww\]atchpoint.*: b.*Old value = 5.*New value = 120.*return.*" \
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"continue to second instance watchpoint, second time"] then {
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gdb_suppress_tests;
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}
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# Continue again. We should have a watchpoint go out of scope now
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if [gdb_test "continue" \
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"Continuing.*\[Ww\]atchpoint.*deleted.*recurse \\(a=6\\) .*" \
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"second instance watchpoint deleted when leaving scope"] then {
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gdb_suppress_tests;
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}
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# Continue until second set of b (first instance).
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# 24320 is allowed as the final value for b as that's the value
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# b would have on systems with 16bit integers.
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#
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# We could fix the test program to deal with this too.
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if [gdb_test "continue" \
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"Continuing.*\[Ww\]atchpoint.*b.*Old value = 10.*New value = \(3628800|24320\).*return.*" \
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"continue to first instance watchpoint, second time"] then {
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gdb_suppress_tests
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}
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# Continue again. We should have a watchpoint go out of scope now
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if [gdb_test "continue" \
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"Continuing.*\[Ww\]atchpoint.*deleted.*main \\(\\) .*" \
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"first instance watchpoint deleted when leaving scope"] then {
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gdb_suppress_tests;
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}
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}
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gdb_stop_suppressing_tests;
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}
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# Preserve the old timeout, and set a new one that should be
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# sufficient to avoid timing out during this test.
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set oldtimeout $timeout
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set timeout [expr "$timeout + 60"]
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verbose "Timeout is now $timeout seconds" 2
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recurse_tests
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# Restore the preserved old timeout value.
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set timeout $oldtimeout
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verbose "Timeout is now $timeout seconds" 2
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