Macro fastmurmur3::match_fallthrough_make_loops

macro_rules! match_fallthrough_make_loops {
    ($test : expr, $exit : expr, ($pat : pat => $branch : expr) ;
 ($($p : pat => $r : expr) *)) => { ... };
    ($test : expr, $exit : expr,
 ($pat : pat => $branch : expr, $($pu : pat => $bu : expr), +) ;
 ($($p : pat => $r : expr) *)) => { ... };
}