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c - How to debug using gdb? - Stack Overflow next (n) and step (s) - step program and step program until it reaches a different source line, respectively print - prints a local variable bt - print backtrace of all stack frames c - continue execution Type help at the (gdb) prompt to get a list and description of all valid commands
gdb - Core dump file analysis - Stack Overflow gdb start GDB, with no debugging les gdb program begin debugging program gdb program core debug coredump core produced by program gdb --help describe command line options First of all, find the directory where the corefile is generated Then use ls -ltr command in the directory to find the latest generated corefile To load the corefile use
debugging - How do I debug an MPI program? - Stack Overflow I've written an extension to gdb called MPIGDB written in Rust that greatly simplifies debugging MPI programs It adds extension commands to GDB to simplify working with multiple processes
Can I use GDB to debug a running process? - Stack Overflow Yes Use the attach command Check out this link for more information Typing help attach at a GDB console gives the following: (gdb) help attach Attach to a process or file outside of GDB This command attaches to another target, of the same type as your last " target " command (" info files " will show your target stack) The command may take as argument a process id, a process name (with an
How do I analyze a programs core dump file with GDB when it has . . . 226 My program operates like this: exe -p param1 -i param2 -o param3 It crashed and generated a core dump file, core pid I want to analyze the core dump file by gdb exe -p param1 -i param2 -o param3 core pid But GDB recognizes the parameters of the EXE file as GDB's input How do I analyze a core dump file in this situation?
debugging - Fixing Segmentation faults in C++ - Stack Overflow Use gdb to open the gdb console Use file and pass it your application's binary file in the console Use run and pass in any arguments your application needs to start Do something to cause a Segmentation Fault Type bt in the gdb console to get a stack trace of the Segmentation Fault