[PATCH 13/X] [libsanitizer][options] Add hwasan flags and argument parsing

[Joseph Myers]

On Tue, 5 Nov 2019, Matthew Malcomson wrote:

> +DEFHOOK
> +(can_tag_addresses,
> + "True if backend architecture naturally supports ignoring the top byte of\
> + pointers.  This feature means that -fsanitize=hwaddress can work.",
> + bool, (), default_memtag_can_tag_addresses)

@option{-fsanitize=hwaddress} (and then regenerate tm.texi).

-- 
Joseph S. Myers
joseph@codesourcery.com