GDB: Print the value of memory address - Stack Overflow ;DRTL To print a value in GDB use print or (p in short form) command in your command x 0x00000000004004fc You have missed p command You have to use x with p command pair to print value as hexadecimal format, like below: (gdb) p x 0x00000000004004fc If the memory address is some pointer to some structure then you have to cast the memory location before using the pointer For example, struct
Memory (Debugging with GDB) - sourceware. org The default for addr is usually just after the last address examined—but several other commands also set the default address: info breakpoints (to the address of the last breakpoint listed), info line (to the starting address of a line), and print (if you use it to display a value from memory)
Debugging with GDB - Examining Data GDB prints memory addresses showing the location of stack traces, structure values, pointer values, breakpoints, and so forth, even when it also displays the contents of those addresses
Debugging with GDB - Memory - GNU The default for addr is usually just after the last address examined--but several other commands also set the default address: info breakpoints (to the address of the last breakpoint listed), info line (to the starting address of a line), and print (if you use it to display a value from memory)
How to use GDB to find what function a memory address . . . 2 Assuming your binary has debug information g++ -g you may be able to use x to get the info, I know that works for vtables x <num>xw to print <num> hex words of memory, and gdb will annotate the left side with information about what's at the address
Print Settings (Debugging with GDB) - sourceware. org GDB prints memory addresses showing the location of stack traces, structure values, pointer values, breakpoints, and so forth, even when it also displays the contents of those addresses The default is on For example, this is what a stack frame display looks like with set print address on:
Examining Memory With a Debugger - Sonoma State University Fortunately, gdb provides another command for examining the contents of memory directly—that is, the actual bit patterns In order to use this command, we need to determine the actual memory addresses where the anInt and aFloat variables are stored