Debugger Command Reference (GDB Mode)

• !
  Repeat a command in the command history.
• ^
  Find, and optionally change a command in the command history.
• #
  Specify a comment.
• advance (gdb mode only)
  Run until the debuggee reaches a specific line number.
• attach
  Connect to a running process.
• awatch (gdb mode only)
  Set a watchpoint on a specified expression.
• backtrace (gdb mode only)
  Print a backtrace of stack frames.
• break (gdb mode only)
  Set a breakpoint at a specified location.
• call
  Call a function in the debuggee.
• clear (gdb mode only)
  Delete a breakpoint at the specified location.
• commands (gdb mode only)
  Create commands to be executed when the specified breakpoint is reached.
• complete (gdb mode only)
  List all the possible completions for the beginning of a command.
• condition (gdb mode only)
  Specify a condition for a breakpoint.
• continue (gdb mode only)
  Continue program execution.
• core-file (gdb mode only)
  Specify a core file as a target, or specify not to use a core file.
• define (gdb mode only)
  Create a user-defined command.
• delete breakpoints (gdb mode only)
  Delete all or a specific breakpoint.
• detach
  Detach the debugger from a running process.
• directory (gdb mode only)
  Add directories to the list of source directories.
• disable
  Disable one or more breakpoints.
• disassemble (gdb mode only)
  Disassemble and display machine instructions.
• disconnect (gdb mode only)
  Disconnect from all running processes and remove all breakpoints.
• down
  Move a number of frames down the stack and print them.
• down-silently (gdb mode only)
  Move a number of frames down the stack but do not print them.
• echo (gdb mode only)
  Print a string.
• enable
  Enable one or more breakpoints.
• file (gdb mode only)
  Load an executable file for debugging, or unload.
• finish (gdb mode only)
  Continue execution until the current function returns.
• forward-search (gdb mode only)
  Search forward in the source for a string or repeat last search.
• frame (gdb mode only)
  Show or change the current function scope.
• handle (gdb mode only)
  Set signal handling actions.
• help
  Display help for debugger commands.
• idb directory (gdb mode only)
  Add a directory to the list of source directories or reset the list.
• idb freeze (gdb mode only)
  Set the execution attribute of the specified threads to frozen.
• idb info barrier (gdb mode only)
  Shows information for existing barriers in an OpenMP* application.
• idb info lock (gdb mode only)
  Shows information for existing locks in an OpenMP* application.
• idb info openmp thread tree (gdb mode only)
  Display the threads in the process in a tree format.
• idb info task (gdb mode only)
  Display information for existing tasks in an OpenMP* application.
• idb info taskwait (gdb mode only)
  Display information for any existing taskwait.
• idb info team (gdb mode only)
  Display information for any existing team.
• idb info thread (gdb mode only)
  Show the specified threads in the process.
• idb process (gdb mode only)
  Show or specify a process.
• idb reentrancy (gdb mode only)
  Enable re-entrancy detection on a function.
• idb session restore (gdb mode only)
  Load a session file to restore a session's debug settings.
• idb session save (gdb mode only)
  Save a session's debug settings to a file.
• idb set cilk-serialization (gdb mode only)
  Enable or disable serial execution of parallel regions in Intel® Cilk™ Plus code.
• idb set openmp-serialization (gdb mode only)
  Enable or disable serial execution of parallel regions in an OpenMP* process.
• idb sharing (gdb mode only)
  Disable or enable data sharing event detection.
• idb sharing event expand (gdb mode only)
  Display detailed information for data sharing detection events.
• idb sharing event list (gdb mode only)
  Display a summary of all data sharing detection events.
• idb sharing filter add file (gdb mode only)
  Ignore data sharing events in the named file.
• idb sharing filter add function (gdb mode only)
  Ignore data sharing events in the named function.
• idb sharing filter add range (gdb mode only)
  Ignore data sharing events in an address range.
• idb sharing filter add variable (gdb mode only)
  Ignore data sharing events on the specified variable.
• idb sharing filter delete (gdb mode only)
  Delete data sharing detection filters.
• idb sharing filter disable (gdb mode only)
  Disable data sharing detection filters.
• idb sharing filter enable (gdb mode only)
  Enable data sharing detection filters.
• idb sharing filter list (gdb mode only)
  List all data sharing detection filters.
• idb sharing filter toggle (gdb mode only)
  Toggle data sharing detection filters.
• idb sharing reset (gdb mode only)
  Clear the data sharing event list.
• idb sharing status (gdb mode only)
  Show if data sharing detection is on or off.
• idb sharing stop (gdb mode only)
  Stop or continue the debuggee when a data sharing event occurs.
• idb show cilk-serialization (gdb mode only)
  Show if serialization of parallel regions in Intel® Cilk™ Plus code is enabled.
• idb show openmp-serialization (gdb mode only)
  Show if serialization of parallel regions in an OpenMP* process is enabled.
• idb stopping threads (gdb mode only)
  Specify the threads that stop when a breakpoint is hit.
• idb synchronize (gdb mode only)
  Set a thread syncpoint at a location you specify.
• idb target threads (gdb mode only)
  Specify the threads that subsequent mover commands apply to.
• idb thaw (gdb mode only)
  Set the execution attribute of the specified threads to thawed.
• idb uninterrupt (gdb mode only)
  Set the execution attribute of the specified threads to uninterrupt.
• if
  Conditionalize command execution.
• ignore (gdb mode only)
  Set the ignore count of the specified breakpoint or watchpoint to the specified value.
• info args (gdb mode only)
  Print the arguments of the current frame.
• info breakpoints (gdb mode only)
  Print information about one or more breakpoints.
• info files (gdb mode only)
  Print the names of the files in the debuggee.
• info functions (gdb mode only)
  Print names and types of functions.
• info handle (gdb mode only)
  Print available signals and signal setting information.
• info line (gdb mode only)
  Print start and end address of specified source line.
• info locals (gdb mode only)
  Print local variables of the selected function.
• info program (gdb mode only)
  Print information about the debuggee.
• info registers (gdb mode only)
  Print registers and their contents.
• info share (gdb mode only)
  Print the names of shared libraries.
• info sharedlibrary (gdb mode only)
  Print the names of shared libraries.
• info signals (gdb mode only)
  Print signal setting information.
• info source (gdb mode only)
  Print information about the current source file.
• info sources (gdb mode only)
  Print names of all source files.
• info stack (gdb mode only)
  Print a backtrace of stack frames.
• info target (gdb mode only)
  Print the names of the files in the debuggee.
• info threads (gdb mode only)
  Print all threads.
• info types (gdb mode only)
  Print a description of types in the program.
• info variables (gdb mode only)
  Print names and types of all global variables.
• info watchpoints (gdb mode only)
  Print information about one or more watchpoints.
• jump (gdb mode only)
  Jump to the specified line number or address.
• kill
  Kill the current process.
• list
  Display lines of source code.
• monitor (gdb mode only)
  Reserved for future extensions. Sends a request to a target.
• next
  Step forward in source, over any function calls.
• nexti
  Step forward in assembler instructions, over any function calls.
• output (gdb mode only)
  Print the value of an expression.
• path (gdb mode only)
  Add specified directory to search path.
• print
  Print the value of an expression.
• printf
  Display a complex structure with formatting.
• ptype (gdb mode only)
  Print the type declaration of the specified type, or the last value in history.
• pwd (gdb mode only)
  Display the current working directory.
• quit
  Exit the debugger.
• return (gdb mode only)
  Remove frames from the call stack.
• reverse-search (gdb mode only)
  Search backward in the source for a string or repeat last search.
• run
  Run the debuggee program.
• rwatch (gdb mode only)
  Set a read watchpoint on the specified expression.
• search (gdb mode only)
  Search forward in the source for a string or repeat last search.
• set args (gdb mode only)
  Specify arguments for the debuggee program.
• set confirm (gdb mode only)
  Switch confirmation requests on or off.
• set disassembly-flavor (gdb mode only)
  Sets the debugger disassembly style.
• set editing (gdb mode only)
  Enable or disable Emacs*-like control characters.
• set environment (gdb mode only)
  Set an environment variable to a value.
• set height (gdb mode only)
  Set the height of the screen.
• set history save
  Switch command-line history on or off.
• set history size
  Specify the size of the command-line history.
• set language (gdb mode only)
  Set the source language.
• set listsize (gdb mode only)
  Set the default number of source lines for the list command to display.
• set max-user-call-depth (gdb mode only)
  Set a limitation on the maximum number of recursion levels a user-defined command may have.
• set output-radix (gdb mode only)
  Set the default numeric base for numeric output.
• set print address (gdb mode only)
  Set the debugger's default to either print or not print the value of a pointer as an address.
• set print elements (gdb mode only)
  Set a limit on the number of array elements to print.
• set print repeats (gdb mode only)
  Limit the number of consecutive, identical array elements the debugger prints.
• set print static-members (gdb mode only)
  Print static members when showing a C++ object.
• set prompt (gdb mode only)
  Set a new string for the debugger prompt.
• set substitute-path (gdb mode only)
  Set a substitution rule for finding source files.
• set variable (gdb mode only)
  Set a debugger variable to a value.
• set width (gdb mode only)
  Set the width of the screen.
• shell (gdb mode only)
  Execute a shell command.
• show aggregated message
  Print the specified aggregated messages.
• show architecture (gdb mode only)
  Show the current architecture.
• show args (gdb mode only)
  Show arguments and input and output redirections.
• show commands (gdb mode only)
  Print commands in history.
• show convenience (gdb mode only)
  Show a list of debugger variables and their values.
• show directories (gdb mode only)
  Show the list of source directories to search.
• show disassembly-flavor (gdb mode only)
  Shows the debugger disassembly style .
• show editing (gdb mode only)
  Show whether command line editing is on or off.
• show environment (gdb mode only)
  Show one or all environment variables.
• show height (gdb mode only)
  Show the height of the screen.
• show language (gdb mode only)
  Show the current source language.
• show listsize (gdb mode only)
  Show the default number of lines for the list command.
• show max-user-call-depth (gdb mode only)
  Show the maximum recursion level for user-defined commands.
• show output-radix (gdb mode only)
  Show the default numeric base for numeric output.
• show print address (gdb mode only)
  Show whether the debugger is set to print or not print the value of a pointer as an address.
• show print elements (gdb mode only)
  Show the maximum number of array elements the debugger is set to print.
• show print repeats (gdb mode only)
  Show the the current threshold of repeated identical elements that the debugger is set to print.
• show print static-members (gdb mode only)
  Show the current setting for printing static class members with the the print command.
• show process set
  List information about one or all process sets.
• show prompt (gdb mode only)
  Show the current debugger prompt.
• show user (gdb mode only)
  Show the definition of one or all user-defined commands.
• show values (gdb mode only)
  Show ten values of the value history.
• show width (gdb mode only)
  Show the width of the screen.
• source
  Execute commands from a batch file.
• step
  Step forward in source, into any function calls.
• stepi
  Step forward in assembler instructions, into any function calls.
• target core (gdb mode only)
  Specify a core file as a target.
• tbreak (gdb mode only)
  Set a temporary breakpoint at specified location.
• thread
  Show or change the current thread.
• unset environment (gdb mode only)
  Delete the specified environment variable.
• unset substitute-path (gdb mode only)
  Unset a source directory substitution rule.
• until (gdb mode only)
  Run until a specific line.
• up
  Move a specific number of frames up the stack and print them.
• up-silently (gdb mode only)
  Move a specific number of frames up the stack but do not print them.
• watch (gdb mode only)
  Set a write watchpoint on the specified expression.
• whatis
  Print the type of a variable.
• while
  Execute the command list while the specified expression is not zero.
• x (gdb mode only)
  Print memory at the specified address.

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