[Bug target/80310] [7 Regression] Bogus -Wpsabi warning with -fsanitize=signed-integer-overflow

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80310

--- Comment #1 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Created attachment 41122
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=41122&action=edit
gcc7-pr80310.patch

Untested fix.