add-symbol-file and CORE_ADDR

[Andrew Cagney]

> It looks like there might be a problem with add-symbol-file's parsing
> of section addresses when CORE_ADDR is a 64-bit type, since 'strtoul'
> is used.  I haven't dug through the code to see if there are any
> locations that already handle address parsing that works whether
> CORE_ADDR is 32 or 64 bits.

Have a look at cli/cli-dump.c where it calls 
scan_expression_with_cleanup() and parse_and_eval_address().

Andrew