In the Java language, the base class for the error class is Java.lang.Error, and the base class for the exception class is java.lang.Exception.1) Same point: Java.lang.Error and Java.lang.Exception are java.lang.Throwable subclasses, so
1. Basic command
1 Enter GDB #gdb test
Test is the program to debug, generated by GCC test.c-g-o test. Enter the back-prompt into (GDB).
2) View Source (GDB) L
The source code will be the line number hint.
If you need to see the functions
Call Trace can print the current stack of function calls. kernel state Call Trace
There are three types of error in the kernel state, namely bugs, oops and panic.
Bugs are minor errors, such as calling sleep during spin_lock, causing a potential
A problem was encountered when compiling openwrt, as shown in the following figure:
According to the above description, the makefile file is not found in the truck/build_dir/host/patch-2.7.1, actually entering this directory can be found that this
GDB (GNU Debugger) is a debugging tool under Unix and Unix-like systems. The functionality is extremely powerful and covers almost all the features you need.GDB is the main help you complete the following four aspects of the function:1. Start your
The role GDB accomplishes:
Start the program, you can run the program as required by the engineer's custom
Let the debugged program stop at the breakpoint specified by the engineer, and the breakpoint can be a conditional expression
It is divided into two modes: All-stop mode and No-stop mode. (no-stop mode is not supported before gdb7.0)1.all-stop:When the program stops on GDB for some reason, all threads stop. In general, GDB is not able to step through all threads because
dbms_utility. Format_error_backtrace : Returns the description of the current exception, which allows you to know where the exception was originally generated.The system sets a stack for the last generated exception and tracks its delivery, which
Cross-compiling GDB and Gdbserver1. Download GDB:For:http://ftp.gnu.org/gnu/gdb/As a general idea, the latest version is the better, so download this version of 7.2. Of course, everything is not absolute.Let's take gdb-7.2.tar.bz2 this file as an
GDB uses
GDB and multithreading
GDB usesGDB is a very powerful debugging tool that is used in text mode. Use the method can refer to two articles of ChenhaoDebug program with GDB (a)Debug program with GDB (ii)GDB common commands are listed
Compile:GCC-G-o Hello hello.c gdb debug: Basic gdb command. Command Description Summary: Common GDB command backtrace displays the current position in the program and the stack trace that represents how to get to the current location (synonym: where)
This article by the domineering Pineapple Original, reprint please indicate source: http://www.cnblogs.com/xsln/p/gdb_instructions1.htmlAll articles about GDB index please click hereGDB (GNU Debugger) is a debugging tool under Unix and Unix-like
This article by the domineering Pineapple Original, reprint please indicate source: http://www.cnblogs.com/xsln/p/5150725.htmlGDB (GNU Debugger) is a debugging tool under Unix and Unix-like systems. The functionality is extremely powerful and covers
Translation: shyboysby.spaces.live.comThis translation complies with the GPL. See:GDB is free software, protected by the GNU General Public License (GPL). The GPL givesFreedom to copy or adapt a licensed program-but every person getting a copy
First, GDB changes the execution of the programOnce you use GDB to hang up the debugger, when the program is running, you can change the running line of the currently debugged program or the value of its variable dynamically in GDB according to your
Enter repeat Last commandTo produce a debugger executable file:Gcc-g Main.c-o Main, you must add the-G line to indicate that the source file information is added to the executable file, but not to embed the source file in the executable, so you must
one, paragraph error the so-called segment error means that the memory accessed exceeds the memory space given to the program by the system, usually this value is saved by GDTR, which is a 48-bit register, where 32 bits are saved by the GDT that it
Introduction to PHP Error and Logging
The error and logging functions allow you to process and record errors.
The error function allows the user to define fault-handling rules and modify the way in which the errors are logged.
The logging
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