Recent questions tagged GDB

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I am looking for manually generating an ELF Core Dump file. I have a RAM dump from my program, and can also ... an elf core dump. Thanks ! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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gdb reverse debugging fails with "Process record does not support instruction 0xf0d at address"

i started to try reverse debugging with gdb 7, followin the tutorial: http://www.sourceware.org/gdb/wiki/ProcessRecord/ ... as a copy of other. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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gdb - How do I debug C++0x programs in MacPorts gcc 4.5?

I have a simple c++ program I am trying to debug, but gdb cannot find the object file for the libraries (or ... , and came up with a solution? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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gdb - How do you stop the XCode debugger from autocompleting without options?

The debugger is really (de)bugging me. Every time I try to type a po ... command, it autocompletes ( ... popup like in the standard editor? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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gdb - How do you stop the XCode debugger from autocompleting without options?

The debugger is really (de)bugging me. Every time I try to type a po ... command, it autocompletes ( ... popup like in the standard editor? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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gdb - How do I set persistent and conditional watchpoints on locally scoped variables?

If I set a watchpoint for a variable local to the current scope, it will be auto deleted when going out of the ... gdb is GNU gdb 6.8-debian. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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gdb - Print variables in hexadecimal or decimal format

Currently, when I print the value of a variable v in GDB (print v) I get an integer. Is it ... integer variables in hexadecimal or binary? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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633 views

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gdb - What is the difference between gcc -ggdb and gcc -g

When I use gcc to compile C programs I usually use -g to get some debug information into the ... /gcc/Debugging-Options.html#Debugging-Options See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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gdb tui, dl-debug.c:74 no such file or directory

If I start gdb -tui or gdbtui with an -g flag compiled file, then set b main and press r I get the ... ubuntu. Any help or hint is appreciated. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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gdb - putting breakpoint in a file using "rbreak filename.c:." doesn't work

I want to put breakpoint on all functions of a file. I came across this link : http://sourceware.org/ ... be greatly appreciated. thanks, vikas See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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gdb - Tab completion interrupt for large binaries

If I accidentally launch tab completion when debugging large binary, gdb will freeze for some time scanning symbol ... this process in gdb? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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gdb - How to set earliest possible breakpoint

I'm trying to stop right after the module is loaded in gdb. Let's assume that the binary is completely stripped ... than "run" would be useful. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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607 views

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gdb - Redirecting debug output from XCode 4 console to a log file

I'm working on automated testing for iPhone, and I need to redirect output from gdb to a log file. Some ... code of the program being run. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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gdb - What is a good way to dump a Linux core file from inside a process?

We have a server (written in C and C++) that currently catches a SEGV and dumps some internal info to a file ... a core file in a Linux process? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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465 views

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gdb fails on mountain lion

I tried to compile a 7.x Version of gdb without any luck. I codesigned the executable(http://sourceware. ... installing gdb on Mountain Lion? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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494 views

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gdb - How do I view the value of an <optimized out> variable in C++?

I am using gdb to debug a C++ program. I have this code: int x = floor(sqrt(3)); and I want to view ... of x? Should I change my compiler flags? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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765 views

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gdb - Could not load shared library symbols for linux-vdso.so.1. while debugging

Not loading VDSO.so is one of the famous bugs you encounter while using gdb and glibc >2.2. I found that ... the rules including the link above See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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339 views

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Consider writing implementation for some not-so-obvious algorithm in C. For example let it be recursive quicksort, ... found by gdb manually. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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654 views

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gdb - Remote 'g' packet reply is too long

I am trying to debug Linux kernel with kvm vm. I am getting an error message "Remote 'g' packet reply is ... . Has anyone faced this problem? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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gdb - Environment Variables in Python on Linux

Python's access to environment variables does not accurately reflect the operating system's view of the processes ... later version of python. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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457 views

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gdb - How to do bidirectional or reverse debugging of programs?

Has anyone actually used a reversable debugger? The only product that Google turns up is UndoDB. It is for apparently for Linux only. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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579 views

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gdb scripting: execute commands at selected breakpoint

I'd like to predefine some breakpoints in a gdb script and to invoke some special commands at these breakpoints and ... work at is too old! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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792 views

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gdb, set breakpoint on all functions in a file

Is there a single command in gdb which can set breakpoints on all the functions in a given file ? I know ... if somebody has already done this. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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481 views

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gdb 8.2 can't recognized executable file on macOS Mojave 10.14

I get gdb by brew install gdb. The source file content is: #include <cstdio> int main(){ int a = 10; for(int i ... me ? Thank you very much !!! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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610 views

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gdb - List of all function calls made in an application

How can we list all the functions being called in an application. I tried using GDB but its backtrace list only ... on how to get this? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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