Hi!
Since r10-2101-gb631bdb3c16e85f35d3 handle_store uses
count_nonzero_bytes{,_addr} which (more recently limited to statements
with the same vuse) can walk earlier statements feeding the rhs
of the store and call get_stridx on it.
Unlike most of the other functions where get_stridx is called
Hi!
The expansion of this builtin emits an error if the argument is not
INTEGER_CST, otherwise uses tree_to_uhwi on the argument (which is declared
int) and then uses EH_RETURN_DATA_REGNO macro which on most targets returns
INVALID_REGNUM for all values but some small number (2 or 4); if it
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