diff --git a/util/ncgg/cgg.y b/util/ncgg/cgg.y
index 2925b275b..2b82eb060 100644
--- a/util/ncgg/cgg.y
+++ b/util/ncgg/cgg.y
@@ -757,8 +757,6 @@ kills
 		{ $$ = 0; }
 	| KILLS kill_list
 		{ $$ = $2;
-		  if (optstack)
-			error("No sense in giving kills in this pattern");
 		}
 	;
 kill_list
diff --git a/util/ncgg/output.c b/util/ncgg/output.c
index 9091e706b..303613470 100644
--- a/util/ncgg/output.c
+++ b/util/ncgg/output.c
@@ -96,6 +96,7 @@ finishcode() {
 
 	if (code_in_c)
 		fprintf(ctable,"\n};\n\n");
+	fprintf(ctable, "int allsetno = %d;\n", allsetno);
 	if (tabledebug) {
 		int fd;
 		int sz;
@@ -683,7 +684,7 @@ varinfo *kills,*allocates,*generates,*yields,*leaving;
 	} else if (stackcoerc)
 		code8nl(DO_COERC);
 	if (optstack) {
-		code53(DO_REMOVE,0);
+		code53(DO_TOSTACK,0);
 		codeint(allsetno);
 		codenl();
 	}