[Bug tree-optimization/80492] [5/6/7 Regression] Wrong code when unrolling a loop with inline asm and local regs

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80492

--- Comment #11 from Richard Biener <rguenth at gcc dot gnu.org> ---
Ugh.  Another thing is that the tree aliasing machinery tells us that the two
copies of 'reg' do not alias because they are "distinct" VAR_DECLs.