[Bug tree-optimization/77673] [5/6/7 Regression] 4-byte load generated instead of 1-byte load, possibly reading past the end of object

[thopre01 at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77673

--- Comment #5 from Thomas Preud'homme <thopre01 at gcc dot gnu.org> ---
Got a patch, testing it now.