Closes #567.

DynareBison.yy

@@ -110,7 +110,7 @@ class ParsingDriver;
 %token KALMAN_ALGO KALMAN_TOL SUBSAMPLES OPTIONS TOLF
 %token LAPLACE LIK_ALGO LIK_INIT LINEAR LOAD_IDENT_FILES LOAD_MH_FILE LOAD_PARAMS_AND_STEADY_STATE LOGLINEAR LYAPUNOV
 %token LYAPUNOV_FIXED_POINT_TOL LYAPUNOV_DOUBLING_TOL LYAPUNOV_SQUARE_ROOT_SOLVER_TOL LOG_DEFLATOR LOG_TREND_VAR LOG_GROWTH_FACTOR MARKOWITZ MARGINAL_DENSITY MAX MAXIT
-%token MFS MH_DROP MH_INIT_SCALE MH_JSCALE MH_MODE MH_NBLOCKS MH_REPLIC MH_RECOVER MIN MINIMAL_SOLVING_PERIODS
+%token MFS MH_DROP MH_INIT_SCALE MH_JSCALE MH_MODE MH_NBLOCKS MH_REPLIC MH_RECOVER POSTERIOR_MAX_SUBSAMPLE_DRAWS MIN MINIMAL_SOLVING_PERIODS
 %token MODE_CHECK MODE_CHECK_NEIGHBOURHOOD_SIZE MODE_CHECK_SYMMETRIC_PLOTS MODE_CHECK_NUMBER_OF_POINTS MODE_COMPUTE MODE_FILE MODEL MODEL_COMPARISON MODEL_INFO MSHOCKS ABS SIGN
 %token MODEL_DIAGNOSTICS MODIFIEDHARMONICMEAN MOMENTS_VARENDO DIFFUSE_FILTER SUB_DRAWS TAPER_STEPS GEWEKE_INTERVAL MCMC_JUMPING_COVARIANCE
 %token <string_val> NAME
@@ -1633,6 +1633,7 @@ estimation_options : o_datafile
                    | o_geweke_interval
                    | o_mcmc_jumping_covariance
                    | o_irf_plot_threshold
+		   | o_posterior_max_subsample_draws
                    ;
 
 list_optim_option : QUOTED_STRING COMMA QUOTED_STRING
@@ -2423,6 +2424,7 @@ o_subsample_name : symbol EQUAL date_expr ':' date_expr
                  ;
 o_conf_sig : CONF_SIG EQUAL non_negative_number { driver.option_num("conf_sig", $3); };
 o_mh_replic : MH_REPLIC EQUAL INT_NUMBER { driver.option_num("mh_replic", $3); };
+o_posterior_max_subsample_draws : POSTERIOR_MAX_SUBSAMPLE_DRAWS EQUAL INT_NUMBER { driver.option_num("posterior_max_subsample_draws", $3); };
 o_mh_drop : MH_DROP EQUAL non_negative_number { driver.option_num("mh_drop", $3); };
 o_mh_jscale : MH_JSCALE EQUAL non_negative_number { driver.option_num("mh_jscale", $3); };
 o_optim : OPTIM  EQUAL '(' optim_options ')';

DynareFlex.ll

@@ -284,6 +284,7 @@ DATE -?[0-9]+([YyAa]|[Mm]([1-9]|1[0-2])|[Qq][1-4]|[Ww]([1-9]{1}|[1-4][0-9]|5[0-2
 <DYNARE_STATEMENT>dsge_var 	{return token::DSGE_VAR;}
 <DYNARE_STATEMENT>dsge_varlag 	{return token::DSGE_VARLAG;}
 <DYNARE_STATEMENT>moments_varendo {return token::MOMENTS_VARENDO;}
+<DYNARE_STATEMENT>posterior_max_subsample_draws	{return token::POSTERIOR_MAX_SUBSAMPLE_DRAWS;}
 <DYNARE_STATEMENT>filtered_vars	{return token::FILTERED_VARS;}
 <DYNARE_STATEMENT>filter_step_ahead	{return token::FILTER_STEP_AHEAD;}
 <DYNARE_STATEMENT>relative_irf 	{return token::RELATIVE_IRF;}