From 9c18e81fb23d60ea77bdf4f3c2649296f26e4a95 Mon Sep 17 00:00:00 2001
From: Raymond Hettinger <python@rcn.com>
Date: Mon, 21 Jun 2004 16:31:15 +0000
Subject: Install two code generation optimizations that depend on NOP. Reduces
 the cost of "not" to almost zero.

---
 Python/ceval.c | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'Python/ceval.c')

diff --git a/Python/ceval.c b/Python/ceval.c
index f66e318f58..088c8814ed 100644
--- a/Python/ceval.c
+++ b/Python/ceval.c
@@ -849,6 +849,9 @@ eval_frame(PyFrameObject *f)
 
 		/* case STOP_CODE: this is an error! */
 
+		case NOP:
+			goto fast_next_opcode;
+
 		case LOAD_FAST:
 			x = GETLOCAL(oparg);
 			if (x != NULL) {
-- 
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