$defined(#hash)
#hash
- Added optional macro arguments using `macro foo(int x = ...)` which can be checked using `$defined(x)`. - Supplemental `roundeven` has a normal implementation.
$kindof
foo[1..2] = bar[..]
foo[1..2] = bar
--use-old-slice-copy
$val ??? <expr> : <expr>
log
exp
$defined
$defined(int x = y)