parser bug for type pattern

int[2:2] foo(){return [[1,2], [3,4]];}
int main()
{
return 0;
}

segfaults in the parser with

-sbs-n142125-> sac2c crazy.sac
./crazy.sac:1:7: error:
  id expected `2' found instead


OOOOOOOPS, your program crashed the compiler 8-((
...