--- a/blastem.c	Thu Oct 03 21:22:05 2013 -0700
+++ b/blastem.c	Sun Oct 27 22:08:02 2013 -0700
@@ -278,9 +278,9 @@
 	adjust_int_cycle(context, v_context);
 	if (address) {
 		if (break_on_sync) {
-			break_on_sync = 0;
-			debugger(context, address);
-		}
+		break_on_sync = 0;
+		debugger(context, address);
+	}
 		if (save_state) {
 			save_state = 0;
 			while (!z_context->pc)
@@ -1507,7 +1507,7 @@
 	context->master_clock = ((uint64_t)context->normal_clock * (uint64_t)percent) / 100;
 	while (context->ym->current_cycle != context->psg->cycles) {
 		sync_sound(context, context->psg->cycles + MCLKS_PER_PSG);
-	}
+}
 	ym_adjust_master_clock(context->ym, context->master_clock);
 	psg_adjust_master_clock(context->psg, context->master_clock);
 }
@@ -1773,7 +1773,7 @@
 	char * romfname = NULL;
 	FILE *address_log = NULL;
 	char * statefile = NULL;
-	uint8_t fullscreen = 0;
+	uint8_t fullscreen = 0, use_gl = 0;
 	for (int i = 1; i < argc; i++) {
 		if (argv[i][0] == '-') {
 			switch(argv[i][1]) {
@@ -1783,6 +1783,9 @@
 			case 'f':
 				fullscreen = 1;
 				break;
+			case 'g':
+				use_gl = 1;
+				break;
 			case 'l':
 				address_log = fopen("address.log", "w");
 				break;
@@ -1885,7 +1888,7 @@
 		fps = 50;
 	}
 	if (!headless) {
-		render_init(width, height, title, fps, fullscreen);
+		render_init(width, height, title, fps, fullscreen, use_gl);
 	}
 	vdp_context v_context;
 	genesis_context gen;