mirror of
https://sourceware.org/git/binutils-gdb.git
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4a94e36819
This commit brings all the changes made by running gdb/copyright.py as per GDB's Start of New Year Procedure. For the avoidance of doubt, all changes in this commits were performed by the script.
219 lines
6.8 KiB
Plaintext
219 lines
6.8 KiB
Plaintext
# Copyright 1997-2022 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 3 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, see <http://www.gnu.org/licenses/>.
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# display.exp Test display commands
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# Also do some printing stuff for coverage's sake.
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#
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standard_testfile
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if {[prepare_for_testing "failed to prepare" $testfile $srcfile \
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{debug nowarnings}]} {
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return -1
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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 $timeout seconds" 2
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# use this to debug:
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#log_user 1
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# Some coverage stuff
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#
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if !$use_gdb_stub {
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gdb_test "kill" ".*The program is not being run.*"
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gdb_test "detach" ".*"
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gdb_test "run" ".*"
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gdb_load ${binfile}
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gdb_test "kill" ".*" "kill again"
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gdb_test "detach" ".*" "detach again"
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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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}
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# Ok, on to real life
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#
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if ![runto_main] then {
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return
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}
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# Disable hardware watchpoints if necessary.
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if [target_info exists gdb,no_hardware_watchpoints] {
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gdb_test_no_output "set can-use-hw-watchpoints 0" ""
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}
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set bp_location1 [gdb_get_line_number "set breakpoint 1 here"]
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gdb_test "break $bp_location1" ".*Breakpoint 2.*" "break do_loops"
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gdb_test "cont" ".*Breakpoint 2, do_loops.*" "get to do_loops"
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# Create stopping points.
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#
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gdb_test "watch sum" ".*\[Ww\]atchpoint 3: sum.*" "set watch"
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set bp_location2 [gdb_get_line_number "set breakpoint 2 here"]
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gdb_test "break $bp_location2" ".*Breakpoint 4.*" "break loop end"
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# Create displays for those points
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#
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gdb_test "info disp" ".*There are no auto-display expressions now..*" "inf disp"
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gdb_test "disp i" ".*1: i = 0.*" "display i"
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gdb_test "disp/x j" ".*2: /x j = 0x0.*" "display j"
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gdb_test "disp/i &k" ".*3: x/i &k(\r\n| ) $hex:.*" "display &k"
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gdb_test "disp/f f" ".*4: /f f = 3.1415*" "display/f f"
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gdb_test "disp/s &sum" ".*5: x/s &sum $hex.*sum.:.*" "display/s &sum"
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# Hit the displays
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#
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gdb_test "cont" [multi_line \
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".*\[Ww\]atchpoint 3: sum.*" \
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"\[1-9\]*: i = 0.*" \
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"\[1-9\]*: /x j = 0x0" \
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"\[1-9\]*: x/i &k.*" \
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"\[1-9\]*: /f f = 3.1415" \
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"\[1-9\]*: x/s &sum.*" \
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] "first disp"
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gdb_test "cont" [multi_line \
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".*\[Ww\]atchpoint 3: sum.*" \
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"\[1-9\]*: i = 0.*" \
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"\[1-9\]*: /x j = 0x0.*" \
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"\[1-9\]*: x/i &k.*" \
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"\[1-9\]*: /f f = 4.1415" \
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"\[1-9\]*: x/s &sum.*" \
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] "second disp"
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gdb_test "enab disp 6" ".*No display number 6..*" "catch err"
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gdb_test_no_output "disab disp 1" "disab disp 1"
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gdb_test_no_output "disab disp 2" "disab disp 2"
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gdb_test_no_output "enab disp 1" "re-enab"
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gdb_test_no_output "enab disp 1" "re-enab of enab"
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gdb_test_no_output "undisp 5" "undisp"
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gdb_test "info disp" [multi_line \
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"Auto-display expressions now in effect.*" \
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".*y i" \
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".*n /x j" \
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".*y /1bi &k" \
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".*y /f f" \
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]
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gdb_test "cont" [multi_line \
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".*\[Ww\]atch.*" \
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".*i = 0" \
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".*5.1415" \
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] "next hit"
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gdb_test "undisp" \
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"" \
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"undisp all" \
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".*Delete all auto-display expressions.*y or n. $" \
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"y"
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# Test displaying a variable that is temporarily at a bad address.
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# But if we can examine what's at memory address 0, then we'll also be
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# able to display it without error. Don't run the test in that case.
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set can_read_0 [is_address_zero_readable]
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if { !$can_read_0 } {
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gdb_test "disp *p_i" ".*: \\*p_i = 0"
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gdb_test "p p_i = 0x0" " = \\(int \\*\\) 0x0"
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gdb_test "display" ".*: \\*p_i = <error: .*>" "display bad address"
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gdb_test "p p_i = &i" " = \\(int \\*\\) $hex"
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gdb_test "display" ".*: \\*p_i = 0" "display good address"
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gdb_test "undisp" \
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"" \
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"undisp all again" \
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".*Delete all auto-display expressions.*y or n. $" \
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"y"
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}
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gdb_test "disab 3" ".*.*"
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gdb_test "cont" ".*Breakpoint 4.*" "watch off"
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# Now the printf tests
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#
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# The "finish" command may leave us mid-line in the caller on some
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# targets, including but not limited to the m68k, i386 & PA. So we
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# have to arrange to step until we hit the line with the call to
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# "do_vars".
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gdb_test_multiple "finish" "finish" {
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-re ".*do_loops\\(\\);.*$gdb_prompt $" {
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send_gdb "step\n"
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exp_continue
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}
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-re ".*do_vars.*$gdb_prompt $" {
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pass "finish"
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}
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}
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gdb_test "step" ".*do_vars.*.*i = 9.*"
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set bp_location3 [gdb_get_line_number "set breakpoint 3 here"]
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gdb_test "tbreak $bp_location3" ".*breakpoint 5 a.*" "tbreak in do_vars"
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gdb_test "cont" ".*do_vars.*$bp_location3.*$bp_location3.*"
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# Beat on printf a bit
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#
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gdb_test "printf" ".*Argument required.*"
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gdb_test "printf %d" ".*Bad format string, missing.*"
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gdb_test "printf \"%d" ".*Bad format string, non-terminated.*"
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gdb_test "printf \"%d%d\",i" ".*Wrong number of arguments.*"
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gdb_test "printf \"\\\\!\\a\\f\\r\\t\\v\\b\\n\"" ".*!.*"
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gdb_test_no_output "printf \"\"" "re-set term"
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gdb_test "printf \"\\w\"" ".*Unrecognized escape character.*"
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gdb_test "printf \"%d\" j" ".*Invalid argument syntax.*"
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gdb_test "printf \"%p\\n\", 0" "\\(nil\\)"
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gdb_test "printf \"%p\\n\", 1" "0x1"
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# play with "print", too
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#
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gdb_test "print/k j" ".*Undefined output format.*"
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gdb_test "print/d j" " = 0\[\\r\\n\]+" "debug test output 1"
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gdb_test "print/r j" " = 0\[\\r\\n\]+" "debug test output 1a"
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gdb_test "print/x j" " = 0x0\[\\r\\n\]+" "debug test output 2"
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gdb_test "print/r j" " = 0x0\[\\r\\n\]+" "debug test output 2a"
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gdb_test "print j" " = 0\[\\r\\n\]+" "debug test output 3"
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# x/0 j doesn't produce any output and terminates PA64 process when testing
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gdb_test_no_output "x/0 j"
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# For when the test is built in C++ mode.
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gdb_test_no_output "set print asm-demangle on"
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gdb_test "print/0 j" ".*Item count other than 1 is meaningless.*"
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gdb_test "print/s sum" " = 1000" "ignored s"
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gdb_test "print/i sum" ".*Format letter.*is meaningless.*.*" "no i"
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gdb_test "print/a &sum" ".*= $hex.*<sum>.*"
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# If the constant below is larger than the length of main, then
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# this test will (incorrectly) fail. So use a small number.
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gdb_test "print/a main+4" ".*= $hex.*<.*>.*"
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gdb_test "print/a \$pc" ".*= $hex.*<do_vars+.*>.*"
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gdb_test "print/a &&j" ".*A .* error in expression.*"
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# Done!
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#
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gdb_exit
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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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return 0
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