[svn r330] Implemented synchronized statements. Changed the tryfinally handlers to a more generalized EnclosingHandler. Changed ClassInfoS to be mutable so they can be used as locks. Added new BB after throw ala return/break etc.

module sqrts;

import tango.stdc.math;

double sqrt(double d)
{
    return tango.stdc.math.sqrt(d);
}

void main()
{
}