switch(1){}

switch(1){}2

switch(x){case 1:}

switch(x){case 1:;}

switch(x){case 1:break}

switch(x){case 1:break;}

switch(x){default:}

switch(x){default:;}

switch(x){default:break}

switch(x){case 1:case 2:break;}

switch(x){case 1:break;case 2:break;}

switch(x){case 1:break;case 2:break;default:break;}

switch(x){case (x):break;case"test":break;default:break;}

switch(x){case 1:switch(y){case 2:case 3:true;break;default:false;break}break;case 4:true;break;}

// FIXME: Poor.
switch((x)){case 1:;}