Re: [PATCH] vect: Fix access size alignment assumption [PR115192]

2024-05-24 Thread Richard Biener
On Fri, May 24, 2024 at 2:35 PM Richard Sandiford wrote: > > create_intersect_range_checks checks whether two access ranges > a and b are alias-free using something equivalent to: > > end_a <= start_b || end_b <= start_a > > It has two ways of doing this: a "vanilla" way that calculates > the ex

[PATCH] vect: Fix access size alignment assumption [PR115192]

2024-05-24 Thread Richard Sandiford
create_intersect_range_checks checks whether two access ranges a and b are alias-free using something equivalent to: end_a <= start_b || end_b <= start_a It has two ways of doing this: a "vanilla" way that calculates the exact exclusive end pointers, and another way that uses the last inclusive