diff --git a/src/core/org/luaj/vm2/compiler/FuncState.java b/src/core/org/luaj/vm2/compiler/FuncState.java
index 201c8169..e5eb8dcb 100644
--- a/src/core/org/luaj/vm2/compiler/FuncState.java
+++ b/src/core/org/luaj/vm2/compiler/FuncState.java
@@ -279,8 +279,8 @@ public class FuncState extends LuaC {
 	// =============================================================
 
 	void nil(int from, int n) {
-		final int code_prev = f.code[pc - 1];
-		if (pc > 0 && GET_OPCODE(code_prev) == OP_LOADNIL) {
+		if (pc > 0 && GET_OPCODE(f.code[pc - 1]) == OP_LOADNIL) {
+			final int code_prev = f.code[pc - 1];
 			int l = from + n - 1; /* last register to set nil */
 			int pfrom = GETARG_A(code_prev);
 			int pl = pfrom + GETARG_B(code_prev);
@@ -537,7 +537,6 @@ public class FuncState extends LuaC {
 	}
 
 	void dischargevars(expdesc e) {
-		System.out.println("   discharg vars e.k " + e.k);
 		switch (e.k) {
 		case LexState.VLOCAL: {
 			e.k = LexState.VNONRELOC;
diff --git a/src/core/org/luaj/vm2/compiler/LexState.java b/src/core/org/luaj/vm2/compiler/LexState.java
index 8e3d3478..dc846e96 100644
--- a/src/core/org/luaj/vm2/compiler/LexState.java
+++ b/src/core/org/luaj/vm2/compiler/LexState.java
@@ -699,7 +699,6 @@ public class LexState {
 			lookahead.token = TK_EOS; /* and discharge it */
 		} else
 			t.token = llex(t.seminfo); /* read next token */
-		System.out.println("---- next t.token " + t.token + " (" + txtToken(t.token) + ") " + linenumber );
 	}
 
 	void lookahead() {