Correct evaluation of residuals in dynare_solve.m when exitflag does not clearly indicate solution

Otherwise, it crashes with bytecode

matlab/dynare_solve.m

@@ -116,9 +116,10 @@ if options.solve_algo == 0
     if exitval == 1
         info = 0;
     elseif exitval > 1
-        M=evalin('base','M_'); %get variable names from workspace
-        resid = evaluate_static_model(x,varargin{:},M,options);
-        if max(abs(resid)) > 1e-6
+        func2 = str2func(func);
+        func = @(x) func2(x, varargin{:});
+        fvec = feval(func,x);
+        if max(abs(fvec)) >= tolf
             info = 1;
         else
             info = 0;