On: ARM Assembly: ∞ Ways to Return (2017)

[Olipro]

For older architectures, you really want to use the BX instruction unless you can guarantee you're not switching execution mode.

as a bit of pointless trivia, MOV PC, PC does not cause an infinite loop - it skips the instruction immediately following.

[Dwedit → Olipro]

Correct, PC as a source register means PC + 8.