https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79454
Jakub Jelinek <jakub at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Keywords| |wrong-code Status|UNCONFIRMED |ASSIGNED Last reconfirmed| |2017-02-10 Assignee|unassigned at gcc dot gnu.org |jakub at gcc dot gnu.org Target Milestone|--- |7.0 Ever confirmed|0 |1 --- Comment #1 from Jakub Jelinek <jakub at gcc dot gnu.org> --- This is actually a regression, while in gcc 6 we for -fsanitize=signed-integer-overflow ignored vector arithmetics (thus wouldn't signal possible overflows), at least we computed the correct values, but now we properly signal the overflow, but compute wrong values.