Differential D11902 Diff 32262 autotests/input/highlight.gdb

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autotests/input/highlight.gdb

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1​GNU gdb (GDB) 8.1
2​Copyright (C) 2018 Free Software Foundation, Inc.
3​License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
4​This is free software: you are free to change and redistribute it.
5​There is NO WARRANTY, to the extent permitted by law. Type "show copying"
6​and "show warranty" for details.
7​This GDB was configured as "x86_64-pc-linux-gnu".
8​Type "show configuration" for configuration details.
9​For bug reporting instructions, please see:
10​<http://www.gnu.org/software/gdb/bugs/>.
11​Find the GDB manual and other documentation resources online at:
12​<http://www.gnu.org/software/gdb/documentation/>.
13​For help, type "help".
14​Type "apropos word" to search for commands related to "word"...
15​Reading symbols from your_application...done.
16​(gdb) break main
17​(gdb) run <arguments for your application>
18​...
19​Breakpoint 1 at 0x400b56: file yourmain.cpp, line 3
20​3: int main(int argc, char* argv[])
21​(gdb) continue
22​(gdb) backtrace
23​#0 0x7f59e39bf18d in poll () from /usr/lib/libc.so.6
24​#1 0x7f59df6c8c7c in ?? () from /usr/lib/libglib-2.0.so.0
25​#2 0x7f59df6c8d8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
26​#3 0x7f59e480b23f in QEventDispatcherGlib::processEvents(...)
27​ from /usr/lib/libQt5Core.so.5
28​...
29​(gdb) where
30​#0 main (argc=1, argv=0x7fffffffca88) at ../../debugging/ex_debugger/main.cpp:11
31​(gdb) list
32​10 bool run = true;
33​11 while (run) {
34​12 // infinite loop! can you make it quit?
35​13 }
36​(gdb) info locals
37​app = <incomplete type>
38​run = true
39​complexData = {{d = 0x61d430, e = 0x61d430}}
40​(gdb) info scope main.cpp:12
41​Scope for main.cpp:12:
42​Symbol argc is a variable at frame base reg $rbp offset 0+-8, length 4.
43​Symbol argv is a variable at frame base reg $rbp offset 0+-16, length 8.
44​(gdb) ptype run
45​type = bool
46​(gdb) print run
47​run = true
48​(gdb) set run = false
49​(gdb) print run
50​run = false
51​(gdb) print myString.size()
52​42
53​(gdb) ptype MyType
54​type = class MyType {
55​private:
56​ int foo;
57​public:
58​ int foo() const;
59​ ...
60​}
61​(gdb) break QMessageLogger::warning
62​Breakpoint 1 at 0x7ffff6f143f0 (8 locations)
63​(gdb) command 1
64​Type commands for breakpoint(s) 1, one per line.
65​End with a line saying just \"end\".
66​> backtrace
67​> continue
68​> end
69​(gdb) catch throw # or when an exception is thrown
70​Catchpoint 2 (throw)
71​(gdb) break main.cpp:12 # or when certain code is executed
72​Breakpoint 3 at 0x401216: file ../../debugging/ex_debugger/main.cpp, line 12.
73​(gdb) info breakpoints
74​Num Type Disp Enb Address What
75​1 breakpoint keep y <MULTIPLE>
76​1.1 y 0x7ffff6f143f0 <QMessageLogger::warning(char const*, …
77​...
78​2 breakpoint keep y 0x7ffff66d9b90 exception throw
79​3 breakpoint keep y 0x000000401216 in main(int, char**)
80​ at debugging/ex_debugger/main.cpp:12
81​(gdb) condition 3 argc > 5
82​ # ^-- breakpoint id, see `info breakpoints` above
83​(gdb) call myFunction()
84​(gdb) set pagination off
85​(gdb) set logging file /tmp/warnings.log
86​(gdb) set logging on
87​Copying output to /tmp/warnings.log.
88​(gdb) info threads
89​ Id Target Id Frame
90​2 Thread 0x7fffe10e1700 (LWP 7271) \"QXcbEventReader\"
91​ 0x7ffff0b6718d in poll () from /usr/lib/libc.so.6
92​* 1 Thread 0x7ffff7edd840 (LWP 7267) \"kwrite\"
93​ 0x7ffff0b6718d in poll () from /usr/lib/libc.so.6
94​(gdb) thread
95​[Current thread is 1 (Thread 0x7ffff7edd840 (LWP 7267))]
96​(gdb) thread 2
97​[Switching to thread 2 (Thread 0x7fffe10e1700 (LWP 9765))]
98​(gdb) thread apply all backtrace
99​(gdb) info sharedlibrary
100​From To Syms Read Shared Object Library
101​0x7ffff7ddbb80 0x7ffff7df5610 Yes (*) /lib64/ld-linux-x86-64.so.2
102​0x7ffff7690460 0x7ffff7ab723c Yes /opt/qt/5.5/gcc_64/lib/libQt5Gui.so.5
103​0x7ffff6efdb80 0x7ffff71af318 Yes /opt/qt/5.5/gcc_64/lib/libQt5Core.so.5
104​0x7ffff6c02f60 0x7ffff6c5f852 Yes (*) /usr/lib/libGL.so.1
105​0x7ffff69d3ac0 0x7ffff69e0931 Yes (*) /usr/lib/libpthread.so.0
106​0x7ffff66d5fa0 0x7ffff6781d89 Yes /usr/lib/libstdc++.so.6
107​0x7ffff6353510 0x7ffff63bb33a Yes (*) /usr/lib/libm.so.6
108​...
109​(*): Shared library is missing debugging information.
110​(gdb) list 64
111​59 * If no red can be seen, then the cached implementation is \"good enough\".
112​60 */
113​61 void paintEvent(QPaintEvent *event)
114​62 {
115​63 const QRect rect = event->rect();
116​64
117​65 QPainter painter(this);
118​66 painter.setRenderHint(QPainter::Antialiasing);
119​67 painter.fillRect(rect, Qt::black);
120​68
121​(gdb) dprintf main.cpp:64,\"paint rect(w=%d,h=%d)\\n\",rect.width(),rect.height()
122​Dprintf 1 at 0x403a1e: file path/to/main.cpp, line 64.
123​(gdb) continue
124​Continuing.
125​paint rect(w=202,h=200)
126​paint rect(w=213,h=203)
127​(gdb) target remote <device ip>:<port>
128​Remote debugging using <device ip>:<port>
129​Reading /lib64/ld-linux-x86-64.so.2 from remote target...
130​warning: File transfers from remote targets can be slow.
131​ Use \"set sysroot\"to access files locally instead.
132​...
133​(gdb) set sysroot /path/to/sysroot
134​(gdb) print myMap
135​$1 = QMap<QString, int> = {
136​ [\"bar\"] = 1,
137​ [\"foo\"] = 2
138​}
139​(gdb) print money
140​$1 {
141​ {value = 1.20000005, currency = Money::Euro},
142​ {value = 3.4000001, currency = Money::Dollar}
143​}
144​(gdb) python
145​> import sys
146​> sys.path.insert(0, '/path/to/addon/debugging/ex_gdb_pretty_printer')
147​> import money_printer
148​> end
149​(gdb) print money
150​$2 = {
151​ \"1.200000 Euro\",
152​ \"3.400000 Dollar\"
153​}
154​(gdb) continue
155​(gdb) detach
156​(gdb) quit