Mono.CSharp.Throw.Resolve C# (CSharp) Method

		public override bool Resolve (BlockContext ec)
		{
			if (expr == null) {
				ec.CurrentBranching.CurrentUsageVector.Goto ();
				return ec.CurrentBranching.CheckRethrow (loc);
			}

			expr = expr.Resolve (ec, ResolveFlags.Type | ResolveFlags.VariableOrValue);
			ec.CurrentBranching.CurrentUsageVector.Goto ();

			if (expr == null)
				return false;

			if (Convert.ImplicitConversionExists (ec, expr, TypeManager.exception_type))
				expr = Convert.ImplicitConversion (ec, expr, TypeManager.exception_type, loc);
			else
				ec.Report.Error (155, expr.Location, "The type caught or thrown must be derived from System.Exception");

			return true;
		}