message: No need to emit any alignment check for byte-aligned accesses.
diff: @@ -500,7 +500,9 @@ fn trap_if_misaligned(
  ptr: PointerValue,
  ) {
  let align = match memarg.flags & 3 {
  - 0 => 1,
  + 0 => {
  + return; /* No alignment to check. */
  + }
  1 => 2,
  2 => 4,
  3 => 8,
  