https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102927
--- Comment #2 from Martin Liška <marxin at gcc dot gnu.org> ---
(In reply to Gabriel Ravier from comment #0)
> int foo(int i) {
> if (i == 0)
> return 52;
> else if (i == 1)
> return 77;
> else if (i == 2)
> return 91;
> else if (i == 3)
> return 10;
> else
> return 42;
> }
>
As Richi said, we do the transformation to switch only if we can expand it by
jump table, bit test or array access.
You can expand this example with:
--param case-values-threshold=4
