Format If specified, allows overriding the output format used by the command. Valid format specifiers are: o - octal x - hexadecimal u - unsigned decimal t - binary f - floating point a - address c - char s - …

Dec 8, 2025 · Debugging C/C++ programs often involves inspecting string variables to diagnose issues like incorrect formatting, truncation, or unexpected data. The GNU Debugger (GDB) is a powerful …

Oct 24, 2008 · I want to print the full length of a C-string in GDB. By default it's being abbreviated, how do I force GDB to print the whole string?

The usual way to examine data in your program is with the print command (abbreviated p), or its synonym inspect. It evaluates and prints the value of an expression of the language your program is …

If GDB is printing a large array, it stops printing after it has printed the number of elements set by the set print elements command. This limit also applies to the display of strings.

Expressions print and many other GDB commands accept an expression and compute its value. Any kind of constant, variable or operator defined by the programming language you are using is valid in …

Then you can determine the name and source file location of the variable where it points, using `p/a pointer'. This interprets the address in symbolic form. For example, here GDB shows that a variable …

Output (Debugging with GDB)During the execution of a command file or a user-defined command, normal GDB output is suppressed; the only output that appears is what is explicitly printed by the …