[Bug tree-optimization/79245] [7 Regression] Inefficient loop distribution to memcpy

[jgreenhalgh at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79245

--- Comment #1 from James Greenhalgh <jgreenhalgh at gcc dot gnu.org> ---
Created attachment 40592
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=40592&action=edit
Code generation for -Ofast -fomit-frame-pointer -mcpu=cortex-a72+crypto
-ftree-loop-distribute-patterns