[Bug tree-optimization/100442] Spurious -Wstringop-overread error with odd boundaries

[andres at anarazel dot de]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100442

--- Comment #2 from Andres Freund <andres at anarazel dot de> ---
Created attachment 50763
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=50763&action=edit
preprocessed reproducer

Huh, sorry for that. I thought I had attached it. When I tried again now it
failed due to the size limit - maybe I somehow managed to submit the bug
despite that, but the size error caused the attachment to not be there
silently? Or I just forgot to press a button or such...