from gdb.texinfo on 11 July 1994 --> Debugging with GDB - GDB Files

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GDB Files

GDB needs to know the file name of the program to be debugged, both in order to read its symbol table and in order to start your program. To debug a core dump of a previous run, you must also tell GDB the name of the core dump file.

Files: Commands to specify files
Symbol Errors: Errors reading symbol files

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