ref: d626bfc93b1df80a39432a0077cc6febf056fee6
dir: /test/voidcall.myr/
use std
/* checks that calling void functions works. should compile, and not die
when running. the exit value is 12, but it's really a dummy. */
const f = {
var a
a = a + 1
}
const main = {
f()
std.exit(12)
}