[Bug sanitizer/87837] [8/9 Regression] -O2 -fsanitize=signed-integer-overflow misses overflows on x86-64

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87837

Jakub Jelinek <jakub at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |ASSIGNED
           Assignee|unassigned at gcc dot gnu.org      |jakub at gcc dot gnu.org
   Target Milestone|---                         |8.3

--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
We usually have for this
match.pd: (if (TYPE_OVERFLOW_UNDEFINED (TREE_TYPE (@3))
match.pd-      && !TYPE_OVERFLOW_SANITIZED (TREE_TYPE (@2)))
I'll have a look.