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c - Display value found at given address gdb - Stack Overflow Is this the correct way to read the value of an address in gdb? I was kind of expecting to find a more ascii friendly hex value I am interested in finding the stored string value that is compared against Also do you have a favorite gui tool that you like to use for this type of debugging? I have been thinking about trying ddd
Output Formats (Debugging with GDB) - sourceware. org Output Formats (Debugging with GDB)By default, GDB prints a value according to its data type Sometimes this is not what you want For example, you might want to print a number in hex, or a pointer in decimal Or you might want to view data in memory at a certain address as a character string or as an instruction To do these things, specify an output format when you print a value
GDB Command Reference - print command - VisualGDB Previous value number When this format is used and i is specified as the previous value number, the print command will repeat the output produced by its i-th invocation Type Address This format allows explicitly specifying the address of the evaluated expression and can be used as a shortcut to the C C++ type conversion
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
GDB Commands – CS 61 Print the value at a memory address x d ADDRESS will print the value as an integer; x i ADDRESS as an instruction; x s ADDRESS as a string x 8xw ADDRESS will print 8 four-byte words in hexadecimal format
GDB Command Reference - x command - VisualGDB Compatibility with VisualGDB You can use the x command normally using the GDB Session window in Visual Studio See also Expression evaluating commands , display , print , set print address , set print array-indexes , set print array , set print elements , set print frame-arguments , undisplay ,
Debugging with GDB - Print Settings - GNU If that symbol does not uniquely identify the address (for example, it is a name whose scope is a single source file), you may need to clarify One way to do this is with info line, for example `info line *0x4537' Alternately, you can set GDB to print the source file and line number when it prints a symbolic address: